PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER ELECTRONIC CORPORATION 1999 K-ZZU. MAR. 1999 Printed in Japan ORDER NO. CRT2333 MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH FM/AM/SW TUNER KEH-P4850J�ES Service Manual CONTENTS 1. SAFETY INFORMATION............................................2 2. EXPLODED VIEWS AND PARTS LIST ......................2 3. SCHEMATIC DIAGRAM.............................................8 4. PCB CONNECTION DIAGRAM................................20 5. ELECTRICAL PARTS LIST........................................30 6. ADJUSTMENT.........................................................36 7. GENERAL INFORMATION.......................................38 7.1 PARTS ................................................................38 7.1.1 IC...............................................................38 7.1.2 DISPLAY ...................................................42 7.2DISASSEMBLY ...................................................43 7.3BLOCK DIAGRAM ..............................................44 8. OPERATIONS AND SPECIFICATIONS....................45 NOTE: - See the separate manual CX-631(CRT1640) for the cassette mechanism description. - The cassette mechanism assy employed in this model is one of 2L series. - This service manual does not describe the CD test mode. For the operations in the CD test mode, refer to the CD player's Service Manual. www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 2 KEH-P4850J 2. EXPLODED VIEWS AND PARTS LIST 2.1 PACKING 4 7 11 3 10 9 8 6 5 16 2 17 12 15 14 13 1 18 1. SAFETY INFORMATION This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should mot risk trying to do so and refer the repair to a qualified service technician. www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 3 KEH-P4850J NOTE: - Parts marked by “*”are generally unavailable because they are not in our Master Spare Parts List. - Screws adjacent to ∇ mark on the product are used for disassembly. - PACKING SECTION PARTS LIST Mark No. Description Part No. 1-1 Owner’s Manual CRD2788 (English, Spanish, Portuguese(B), Arabic) 1-2 Installation Manual CRD2790 (English, Spanish, Portuguese(B), Arabic) 2 Cord Assy CDE5798 3 Spring CBH-865 4 Screw Assy CEA2003 5 Screw CBA1284 * 6 Polyethylene Bag CEG-127 7 Screw CRZ50P090FMC 8 Screw TRZ50P080FMC * 9 Polyethylene Bag CEG-158 10 Handle CNC5395 11 Bush CNV1009 12 Polyethylene Bag CEG-162 13 Carton CHG3801 14 Contain Box CHL3801 15 Protector CHP2101 16 Protector CHP2102 17 Case Assy CXB3520 18 Accessory Assy CEA2002 www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 4 KEH-P4850J 2.2 EXTERIOR www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 5 KEH-P4850J 1 Screw BSZ26P050FMC 2 Screw BSZ30P050FMC 3 Cord Assy CDE5798 4 Fuse(10A) CEK1136 5 Case CNB2350 6 Panel CNS5132 7 Screw BSZ30P050FMC 8 Screw BSZ30P200FMC 9 Holder CNC5704 10 Cushion CNM5210 11 Insulator CNM5963 12 Tuner Amp Unit CWM6253 13 Screw BPZ26P080FMC 14 Screw BSZ26P080FMC 15 Screw BSZ26P160FMC 16 Tuner Unit CWE1430 17 Holder CNC6122 18 Pin Jack(CN301) CKB1028 19 Plug(CN603) CKM1270 20 Connector(CN701) CKS3408 21 Connector(CN602) CKS3568 22 Connector(CN601) CKS3581 23 Antenna Cable(CN403) CDH1274 24 Panel CNB2491 25 Holder CNC2218 26 Holder CNC6845 27 Holder CNC7996 28 Heat Sink CNR1505 29 Chassis Unit CXB3012 30 Screw ISS26P055FUC 31 Holder CNC6798 32 Detach Grille Assy CXB4247 33 Screw BPZ20P060FMC 34 Screw BPZ20P100FZK 35 Button(Detach) CAC5789 36 Button(1-6) CAC5794 37 Button(-) CAC5930 38 Button(EQ) CAC6135 39 Button(+) CAC5783 40 Button(Eject) CAC5793 41 Button(Display) CAC5788 42 Button(Cross) CAC5786 43 Button(A,B) CAC5787 44 Spring CBH2103 45 Cover CNS5130 46 Housing CNV5528 47 Keyboard Unit CWM6264 48 LCD(LCD1901) CAW1543 49 Connector(CN1901) CKS3580 50 Holder CNC7981 51 Sheet CNM5941 52 Lighting Conductor CNV5527 53 Connector CNV5531 54 Grille Unit CXB4147 55 Button CAC5180 56 Spring CBH1834 57 Spring CBH1835 58 Spring CBH2182 59 Bracket CNC6135 60 Bracket CNC6791 61 Arm CNV4692 62 Arm CNV4693 63 Arm CNV4951 64 Panel Unit CXB3019 65 Door CAT2028 66 Spring CBH1838 67 Screw IMS20P030FZK 68 Case Assy CXB3520 69 Cassette Mechanism ModuleEXK3695 70 IC(IC302) TDA7384 71 Transistor(Q904) 2SD2396 72 Holder CNC4963 73 Sheet CNM6292 74 Sheet CNM6293 - EXTERIOR SECTION PARTS LIST Mark No. Description Part No. Mark No. Description Part No. www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 6 KEH-P4850J 2.3 CASSETTE MECHANISM MODULE www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 7 KEH-P4850J Mark No. Description Part No. Mark No. Description Part No. 1 Screw BSZ20P040FMC 2 Washer CBF1037 3 Washer CBF1038 4 Washer CBG1003 5 Deck Unit EWM1021 6 Screw EBA1028 7 Screw EBA1037 8 Spring EBH1531 9 Spring EBH1575 10 Plug(CN251) CKS3540 11 Spring EBH1515 12 Spring EBH1587 13 Spring EBH1517 14 Spring EBH1518 15 ••••• 16 Spring EBH1537 17 Cord EDD1020 18 Photo-interrupter(EGN2,3) EGN1006 19 Photo-interrupter(EGN1) EGN1005 20 Roller ENR1031 21 Shaft ELA1373 22 Pinch Roller ENV1518 23 Arm ENC1489 24 Arm ENC1397 25 Guide ENC1481 26 Holder ENC1417 27 Lever ENC1448 28 Arm ENC1488 * 29 Motor EXM1031 30 Belt ENT1027 31 Gear ENV1347 32 Collar ENV1508 33 Gear ENV1350 34 Flywheel ENV1500 35 Worm Gear ENV1439 36 Worm Wheel ENV1440 37 Gear ENR1028 38 Lever ENV1442 39 ••••• 40 Gathering PCB ENX1037 41 Gathering PCB ENX1042 42 Switch(S1) ESG1004 43 Motor Unit(M2) EXA1485 44 Chassis Unit EXA1511 45 Pinch Holder ENV1485 46 Pinch Holder ENV1486 47 Reel Unit EXA1543 48 Head Base Unit EXA1457 49 Lever Unit EXA1438 50 Gear Unit EXA1574 51 Frame Unit EXA1458 52 Lever Unit EXA1439 53 Head Assy(HD1) EXA1506 54 Motor Unit(M1) EXA1490 55 Washer HBF-179 56 Screw BMZ20P022FMC 57 Spring EBH1545 58 Washer YE20FUC 59 Pinch Holder Unit EXA1529 60 Pinch Holder Unit EXA1528 - CASSETTE MECHANISM MODULE SECTION PARTS LIST www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 8 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 3. SCHEMATIC DIAGRAM 3.1 OVERALL CONNECTION DIAGRAM(GUIDE PAGE) Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS LIST”. A-a A-b A-a A-b A-b A-a Large size SCH diagram Guide page Detailed page 4R7/16 7.2MHz B D C TUNER UNIT DECK UNIT KEYBOARD UNI TAPE: -9dBs FM: -15.5dBs AM: -22dBs For resistors and capacitors in the circuit diagrams, their resistance values or capacitance values are expressed in codes: Ex. *Resistors Code Practical value 123 12k ohms 103 10k ohms *Capacitors Code Practical value 103 10kpF(0.01uF) 101/10 100uF/10V CN19 PM2006A A-a A www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 9 KEH-P4850J 5 6 7 8 A B C D 5 6 7 8 3300/16 600µH 4.194MHz PE5053A A TUNER AMP UNIT NIT CD: +2.2dBs FM: +9.6dBs AM: -3.1dBs TAPE: -4dBs CD: +10.3dBs FM: +35.6dBs AM: +29.1dBs TAPE: +22.0dBs CD: +36.3dBs SYSTEM CONTROLLER IP-BUS DRIVER ELECTRONIC VOLUME POWER AMP RESET 8V REGULATER IP-BUS CEK1136 TAPE: -4.2dBs 1901 332/16 A A-b www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 10 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 4R7/16 7.2MHz B TUNER UNIT FM: -15.5dBs AM: -22dBs IP-BUS DR ELE PM2006A A-a A-a A-b www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 11 KEH-P4850J 5 6 7 8 A B C D 5 6 7 PE5053A D C DECK UNIT KEYBOARD UNIT TAPE: -9dBs SYSTEM CON For resistors and capacitors in the circuit diagrams, their resistance values or capacitance values are expressed in codes: Ex. *Resistors Code Practical value 123 12k ohms 103 10k ohms *Capacitors Code Practical value 103 10kpF(0.01uF) 101/10 100uF/10V CN1901 A-a A-a A-b www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 12 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 3300/16 600µH 4.194MHz A TUNER AMP UNIT FM: +9.6dBs AM: -3.1dBs TAPE: -4dBs CD: +10.3dBs FM: +35.6dBs AM: +29.1dBs TAPE: +22.0dBs CD: +36.3dBs US DRIVER ELECTRONIC VOLUME POWER AMP RESET 8V REGULATER CEK1136 TAPE: -4.2dBs 332/16 A-a A-b A-b www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 13 KEH-P4850J 5 6 7 8 A B C D 5 6 7 8 PE5053A CD: +2.2dBs M CONTROLLER 8V REGULATER IP-BUS A-b A-a A-b www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 14 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 3.2 TUNER UNIT B PA4023B B A www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 15 KEH-P4850J 5 6 7 8 A B C D 5 6 7 8B www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 16 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 CAW1543 3.3 KEYBOARD UNIT C www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 17 KEH-P4850J 5 6 7 8 A B C D 5 6 7 8 C KEYBOARD UNIT 43 IL1901-1905:CEL1605 40mA 14V EDIT CLOCK PTY PAUSE/ BSM C CN601 A www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 18 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 3.4 CASSETTE MECHANISM MODULE D DECK UNIT MUTE CXA2559Q 11 12 13 14 15 16 17 18 19 20 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 1 2 3 4 5 6 7 8 9 10 CN602 R256 220 R287 0R0 C273 22/16 R283 0R0 R284 0R0 R282 0R0 C253 330P C254 330P C252 330P C251 330P R281 0R0 R255 220 C256 R01 R258 1K R301 18K R273 1K R274 1K R271 1K R272 1K R290 0R0 C403 R068 R403 82K C402 4700P C401 R33 R402 16K R401 4R7K R323 0R0 R257 1K C255 R01 C272 R1 C313 100P R386 0R0 R285 0R0 HD1 HEAD ASSY EXA1506 TEST TAPE NCT-150 (400Hz, 200nWb/m) RL RR FR FL Signal GND C302 R1 C302 R1 C301 R1 R304 R302 16K 16K R305 16K R303 16K -6dBs(388mV)±1dB A D www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 19 KEH-P4850J 5 6 7 8 A B C D 5 6 7 8F E D PCB UNIT REEL PCB SWITCHES: PCB UNIT S1:LOAD SWITCH..........EJECT-PLAY S2:70µs SWITCH............ON-OFF The underlined indicates the switch position. 0R0 R068 3 82K R402 16K R401 4R7K R351 1K R352 1K R353 1K R354 1K R373 0R0 R355 270K C352 3900P R362 180 C351 R22 C353 R01 C354 R01 R374 0R0 C356 R01 C355 R1 D352 1SS355 M1 MOTOR UNIT (MAIN MOTOR) EXA1490 S1 LOAD ESG1004 S2 ESG1004 70µs MODE SENSE EGN1 EGN1005 EGN2 EGN1006 FWD END SENSE EGN3 EGN1006 REV END SENSE M2 MOTOR UNIT (SUB MOTOR) EXA1485 Power GND E F www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 20 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 A CN1901 C CORD ASSY TUNER AMP UNIT 4. PCB CONNECTION DIAGRAM 4.1 TUNER AMP UNIT NOTE FOR PCB DIAGRAMS 1. The parts mounted on this PCB include all necessary parts for several destination. For further information for respective destinations, be sure to check with the schematic diagram. 2. Viewpoint of PCB diagrams Capacitor Connector P.C.Board Chip Part SIDE A SIDE B A www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 21 KEH-P4850J 5 6 7 8 A B C D 5 6 7 8A SIDE A B CN251 D IP BUS www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 22 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 A A TUNER AMP UNIT www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 23 KEH-P4850J 5 6 7 8 A B C D 5 6 7 8A SIDE B www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com A B 24 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 4.2 TUNER UNIT B SIDE A B TUNER UNIT L5 T231 L2 L52 www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 25 KEH-P4850J 1 2 3 4 A B C D 1 2 3 4 B SIDE B B TUNER UNIT www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 LCD1901 4.3 KEYBOARD UNIT C C KEYBOARD UNIT 26 SIDE A www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 27 KEH-P4850J 1 2 3 4 A B C D 1 2 3 4C C KEYBOARD UNIT CN601 A SIDE B www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 28 KEH-P4850J A 1 2 3 4 B C D 1 2 3 4 4.4 CASSETTE MECHANISM MODULE D D A HEAD ASSY M2 M1 DECK UNIT CN602 D DECK UNIT SIDE A SIDE B E www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 29 KEH-P4850J 1 2 3 4 A B C D 1 2 3 4 Fig. 20 F E E PCB UNIT REEL PCB SIDE A SIDE B E F LOAD SW S1 70µ SW S2 MODE SENSE EGN1 1 4 7 1 2 3 4 5 6 E PCB UNIT D CN253 F www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 30 KEH-P4850J 5. ELECTRICAL PARTS LIST NOTE: - Parts whose parts numbers are omitted are subject to being not supplied. - The part numbers shown below indicate chip components. Chip Resistor RS1/_S___J,RS1/__S___J Chip Capacitor (except for CQS.....) CKS....., CCS....., CSZS..... RESISTORS R 1 RS1/16S225J R 2 RS1/16S225J R 3 RS1/16S223J R 4 RS1/16S101J R 5 RS1/16S621J R 6 RS1/16S101J R 7 RS1/10S0R0J R 8 RS1/16S332J R 9 RS1/16S473J R 10 RS1/16S223J R 11 RS1/16S124J R 12 RS1/16S474J R 13 RS1/16S393J R 15 RS1/16S271J R 16 RS1/16S104J R 17 RS1/16S332J R 18 RS1/16S332J R 19 RS1/16S154J R 27 RS1/16S0R0J R 31 RS1/16S470J R 32 RS1/16S912J R 33 RS1/16S912J R 34 RS1/16S331J R 35 RS1/16S331J R 39 RS1/16S0R0J R 51 RS1/16S331J R 55 RS1/16S102J R 56 RS1/16S823J R 61 RS1/16S392J R 62 RS1/16S273J R 101 RS1/10S272J R 102 RS1/16S682J R 103 RS1/16S333J R 104 RS1/16S334J R 105 RS1/16S683J R 107 RS1/16S222J R 151 RS1/10S222J R 152 RS1/16S393J R 155 RS1/16S273J R 156 RS1/10S243J R 157 RS1/10S203J R 160 RS1/16S222J R 161 RS1/16S563J R 162 RS1/16S225J R 163 RS1/16S222J R 165 RS1/16S102J R 201 RS1/16S561J R 202 RS1/16S103J R 203 RS1/16S225J R 204 RS1/16S103J Unit Number : CWE1430 Unit Name : Tuner Unit MISCELLANEOUS IC 1 IC PA4023B IC 2 IC PA4024A Q 1 Transistor 2SC2712 Q 2 Transistor DTC124EU Q 3 FET 3SK263 Q 31 Transistor 2SC2712 Q 201 Transistor FC12 Q 203 Transistor DTC124EU Q 204 Transistor DTC124EU Q 205 Transistor DTC124EU Q 206 Transistor 2SC4116 Q 231 Transistor 2SC4116 D 1 Diode RD39JS D 2 Diode RD39JS D 3 Diode 1SV251 D 4 Diode 1SV250 D 5 Diode KV1410-F1 D 6 Diode MA157 D 7 Diode KV1410-F1 D 8 Diode KV1410-F1 D 201 Diode MA157 D 202 Diode MA157 D 203 Diode MA141WA D 204 Diode MA110 D 205 Diode MA110 D 231 Diode KV1590(12) L 1 Inductor LCTBR12K2125 L 2 Coil CTC1133 L 3 Inductor LCTB4R7K2125 L 4 Coil CTC1133 L 5 Coil CTC1147 L 51 Ferri-Inductor LAU150K L 52 Coil CTC1136 L 201 Inductor LAU3R3K L 202 Ferri-Inductor LAU2R7K L 203 Inductor CTF1287 L 205 Inductor LCTB1R8K2125 L 206 Inductor LCTB1R8K2125 L 207 Inductor LCTB120K2125 L 208 Ferri-Inductor LAU270K L 209 Ferri-Inductor LAU220K T 31 Coil CTE1116 T 231 Coil CTB1106 CF 51 Ceramic Filter CTF1441 CF 52 Ceramic Filter CTF1441 CF 53 Ceramic Filter CTF1441 CF 232 Ceramic Filter CTF1348 X 151 Radiator 918.5Hz CSS1365 X 231 Crystal Resonator 10.26MHz CSS1111 VR 154 Semi-fixed 150kΩ(B) CCP1236 =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- B www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 31 KEH-P4850J R 205 RS1/16S471J R 206 RS1/16S220J R 207 RS1/16S162J R 208 RS1/16S0R0J R 210 RS1/16S104J R 211 RS1/16S103J R 212 RS1/16S104J R 213 RS1/16S103J R 214 RS1/16S822J R 215 RS1/16S822J R 216 RS1/16S104J R 217 RS1/16S223J R 231 RS1/16S152J R 232 RS1/16S473J R 234 RS1/16S473J R 235 RS1/16S472J R 237 RS1/16S103J R 238 RS1/16S104J R 239 RS1/16S104J R 240 RS1/16S472J R 241 RS1/16S202J R 243 RS1/16S183J R 244 RS1/16S472J R 247 RS1/10S123J R 248 RS1/16S473J R 249 RS1/16S0R0J CAPACITORS C 1 CCSRCH220J50 C 2 CKSRYB222K50 C 3 CCSRCH100D50 C 5 CKSRYB222K50 C 6 CKSQYB473K16 C 7 CKSQYB473K16 C 8 CKSQYB104K16 C 9 CCSRCJ3R0C50 C 10 CEJA1R0M50 C 11 CCSRCH470J50 C 12 CCSRCH820J50 C 13 CKSRYB222K50 C 14 CCSRCH5R0C50 C 15 CCSRCH7R0D50 C 16 CCSRCH220J50 C 17 CKSRYB222K50 C 18 CKSRYB103K25 C 19 CKSRYB222K50 C 20 CKSRYB222K50 C 21 CEJA100M16 C 22 CCSRRH100D50 C 23 CCSRRH180J50 C 24 CCSRCH471J50 C 25 CKSRYB103K25 C 30 CCSRRH201J50 C 31 CKSRYB103K25 C 32 CKSQYB473K16 C 33 CCSRCK2R0C50 C 35 CCSRCH100D50 C 36 CCSRCJ3R0C50 C 40 CKSRYB222K50 C 41 CKSQYB104K16 C 51 CKSRYB223K25 C 52 CKSRYB103K25 C 54 CCSRCH470J50 C 55 CKSQYB223K25 C 56 CKSQYB104K16 C 57 CKSRYB472K50 C 58 CEJA330M10 C 59 CKSRYB103K25 C 60 CKSRYB102K50 C 61 CCSRCH270J50 C 62 CKSRYB103K25 C 63 CEJAR22M50 C 65 CKSQYB104K16 C 101 CEJANP100M10 C 102 CKSRYB182K50 C 103 CKSQYB682K50 C 104 CEJA2R2M50 C 105 CKSRYB103K25 C 106 CCSRCH151J50 C 107 CKSRYB103K25 C 151 CKSRYB472K50 C 152 CKSQYB104K16 C 153 CEJA3R3M50 C 154 CKSQYB104K16 C 157 CEJA3R3M50 C 158 CKSYB474K16 C 159 CEJA220M6R3 C 160 CKSQYB104K16 C 161 CKSQYB104K16 C 162 CEJA3R3M50 C 163 CKSRYB102K50 C 165 CCSRCH100D50 C 201 CCSRCH471J50 C 202 CCSRCH8R0D50 C 203 CKSRYB332K50 C 204 CKSQYB473K16 C 205 CKSQYB473K16 C 206 CKSQYB104K16 C 207 CCSRCH120J50 C 208 CCSRCH180J50 C 209 CCSRCH560J50 C 210 CCSRCH390J50 C 211 CCSRCH390J50 C 212 CEJA101M10 C 213 CKSRYB103K25 C 215 CCSRCH100D50 C 216 CCSRCH100D50 C 217 CEJA1R5M50 C 218 CKSRYB102K50 C 219 CKSRYB223K25 C 220 CKSRYB103K25 C 221 CKSRYB103K25 C 230 CKSQYB104K16 C 231 CCSRCH330J50 C 232 CCSRCH150J50 C 233 CKSRYB103K25 C 234 CEJA330M10 C 235 CKSRYB332K50 C 236 CKSQYB473K16 C 237 CCSRCK2R0C50 C 238 CCSRCH181J50 C 239 CKSRYB103K25 C 240 CKLSR104K16 C 241 CKSQYB104K16 C 242 CEJAR47M50 C 243 CEJAR33M50 C 244 CKSQYB473K16 C 245 CKSQYB183K25 C 246 CKSQYB473K16 C 260 CKCYB222K50 =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 32 KEH-P4850J Unit Number : CWM6253 Unit Name : Tuner Amp Unit MISCELLANEOUS IC 301 IC PML003AM IC 302 IC TDA7384 IC 501 IC PM2006A IC 601 IC PE5053A IC 602 IC S-80734AN IC 702 IC CA0008AM IC 901 IC TPD1018F Q 306 Transistor DTC124EK Q 307 Transistor 2SC1740S Q 308 Transistor DTC143TK Q 309 Transistor DTC143TK Q 310 Transistor DTA124EK Q 401 Transistor 2SC2412K Q 505 Transistor DTA124EK Q 506 Transistor DTC114EK Q 601 Transistor 2SA933S Q 701 Transistor 2SA1037K Q 702 Transistor DTC114EK Q 901 Transistor 2SC1740S Q 902 Transistor 2SC2412K Q 903 Transistor 2SD2037 Q 904 Transistor 2SD2396 Q 905 Transistor 2SB1243 Q 906 Transistor 2SC1740S Q 907 Transistor 2SA1048 Q 908 Transistor DTC114TK Q 909 Transistor 2SA1674 Q 910 Transistor DTC114TK Q 911 Transistor 2SC2412K Q 920 Transistor DTC114ES Q 921 Transistor DTA124ES D 301 Diode 1SS270 D 302 Diode 1SS270 D 401 Diode 1SS270 D 402 Diode 1SS270 D 601 Diode 1SS270 D 602 Diode 1SS270 D 603 Diode 1SS270 D 604 Diode 1SS270 D 605 Diode 1SS270 D 606 Diode 1SS270 D 607 Diode 1SS270 D 608 Diode 1SS270 D 901 Diode HZS7L(C2) D 902 Diode 1SR139-400 D 903 Diode 1SR139-400 D 904 Diode HZS7L(A1) D 905 Diode 1SR139-400 D 906 Diode HZS6L(B2) D 907 Diode HZS9L(B3) D 908 Diode HZS9L(A2) D 909 Diode 1SR139-400 D 910 Diode 1SR139-400 L 501 Ferri-Inductor LAU2R2K L 502 Ferri-Inductor LAU2R2K L 601 Ferri-Inductor LAU2R2K L 602 Ferri-Inductor LAU2R2K L 603 Ferri-Inductor LAU2R2K L 702 Ferri-Inductor LAU2R2K L 901 Choke Coil 600µH CTH1171 X 501 Crystal Resonator 7.200MHz CSS1379 X 601 Ceramic Resonator 4.194MHz CSS1047 Tuner Unit CWE1430 RESISTORS R 310 RS1/10S103J R 317 RS1/10S152J R 318 RS1/10S103J R 319 RS1/10S221J R 320 RS1/10S101J R 321 RS1/10S223J R 322 RS1/10S153J R 323 RS1/10S103J R 325 RS1/10S821J R 326 RS1/10S821J R 327 RS1/10S223J R 328 RS1/10S223J R 333 RS1/10S101J R 334 RS1/10S101J R 335 RS1/10S223J R 336 RS1/10S223J R 337 RD1/4PU102J R 338 RD1/4PU102J R 342 RS1/10S0R0J R 401 RS1/10S182J R 402 RS1/10S162J R 403 RS1/10S162J R 404 RS1/10S0R0J R 405 RS1/10S510J R 406 RS1/10S102J R 407 RD1/4PU222J R 408 RS1/10S222J R 410 RS1/10S102J R 412 RD1/4PU103J R 413 RS1/10S393J R 417 RS1/10S0R0J R 419 RS1/10S0R0J R 502 RS1/10S102J R 503 RS1/10S222J R 506 RS1/10S182J R 513 RS1/10S102J R 515 RS1/10S562J R 517 RS1/10S473J R 518 RS1/10S152J R 519 RS1/10S472J R 520 RS1/10S472J R 521 RS1/10S472J R 524 RS1/10S103J R 525 RS1/10S152J R 526 RS1/10S392J R 527 RS1/10S392J R 528 RS1/10S472J R 529 RS1/10S473J R 531 RS1/10S104J R 532 RS1/10S473J R 535 RS1/10S102J R 536 RD1/4PU102J R 537 RD1/4PU102J R 601 RS1/10S124J R 604 RS1/10S473J R 607 RD1/4PU102J R 610 RS1/10S473J R 611 RS1/10S473J R 612 RS1/10S473J R 613 RS1/10S473J =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- A www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 33 KEH-P4850J R 614 RS1/8S103J R 615 RS1/10S392J R 616 RD1/4PU222J R 617 RD1/4PU223J R 618 RD1/4PU222J R 619 RD1/4PU222J R 621 RS1/10S222J R 622 RS1/10S222J R 623 RD1/4PU222J R 624 RS1/10S222J R 625 RD1/4PU222J R 626 RD1/4PU222J R 627 RD1/4PU222J R 628 RD1/4PU222J R 629 RD1/4PU681J R 630 RS1/10S681J R 633 RD1/4PU681J R 634 RD1/4PU681J R 635 RD1/4PU222J R 636 RS1/10S472J R 637 RS1/10S103J R 638 RD1/4PU222J R 639 RS1/10S223J R 641 RD1/4PU222J R 642 RS1/10S473J R 643 RS1/10S472J R 644 RS1/10S472J R 645 RS1/10S472J R 651 RD1/4PU222J R 655 RS1/10S473J R 716 RS1/10S620J R 717 RS1/10S101J R 718 RS1/10S101J R 719 RS1/10S473J R 720 RS1/10S473J R 721 RS1/10S102J R 722 RS1/10S102J R 723 RS1/10S102J R 724 RS1/10S223J R 725 RD1/4PU472J R 726 RS1/10S222J R 901 RS1/10S473J R 902 RS1/10S223J R 903 RS1/10S223J R 904 RS1/10S473J R 905 RD1/4PU102J R 906 RD1/4PU473J R 907 RS1/10S473J R 908 RS1/10S472J R 909 RS1/10S332J R 910 RD1/4PU101J R 911 RS1/10S122J R 912 RS1/10S103J R 913 RS1/10S103J R 914 RS1/10S102J R 915 RS1/8S103J R 916 RS1/10S103J R 919 RS1/10S102J R 920 RS1/10S103J R 921 RS1/8S152J R 922 RS1/10S102J R 923 RS1/10S103J R 924 RS1/10S223J R 944 RS1/10S152J R 949 RS1/8S1R0J R 955 RD1/4PU473J CAPACITORS C 303 CEJA470M10 C 304 CEJA100M16 C 308 CKSQYB104K50 C 309 CKSQYB224K16 C 310 CKSQYB224K16 C 311 CKSQYB224K16 C 312 CKSQYB224K16 C 313 CEJA4R7M35 C 314 CEJA4R7M35 C 315 CEJA330M10 C 316 CEJA1R0M50 C 317 CEJA100M16 C 318 CKSYB105K16 C 319 CKSQYB224K16 C 320 CKSQYB224K16 C 321 CKSQYB224K16 C 322 CKSQYB224K16 C 323 CKSQYB104K50 C 324 3300µF/16V CCH1169 C 325 CEJA2R2M50 C 326 CEJA2R2M50 C 327 CEJA1R0M50 C 328 CEJA1R0M50 C 329 CEJA1R0M50 C 330 CEJA1R0M50 C 331 CKSQYB153K50 C 332 CKSQYB153K50 C 401 CKSQYB473K50 C 402 CKSQYB473K50 C 403 CKSQYB223K25 C 407 CKSQYB223K50 C 408 CCSQSL101J50 C 411 CCSQSL101J50 C 413 CKSQYB223K50 C 414 CKSQYB103K50 C 504 CKSQYB103K50 C 505 CKSQYB103K50 C 506 CKSQYB103K50 C 507 CEJA220M6R3 C 508 CKSQYB102K50 C 510 CCSQSL101J50 C 511 CKSQYB103K50 C 512 CKSQYB103K50 C 513 CKSQYB103K50 C 514 CCSQCH150J50 C 515 CKSQYB102K50 C 516 CCSQCH150J50 C 518 CKSQYB103K50 C 519 CEJA220M6R3 C 520 CKSQYB103K50 C 521 CEJA220M6R3 C 522 CKSQYB103K50 C 523 CKSQYB332K50 C 524 CKSQYB103K50 C 525 4.7µF/16V CCH1250 C 527 CKLSR473K16 C 528 CKSQYB154K16 C 530 CEJA220M10 C 531 CKSQYB271K50 C 532 CKSQYB221K50 =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 34 KEH-P4850J C 601 CKSQYB473K50 C 602 CEJA2R2M50 C 603 CKSQYB103J50 C 604 CCSQCH101J50 C 608 CEJA4R7M35 C 609 CEJA100M16 C 610 CEJA220M10 C 611 CKSQYB223K50 C 715 CKSQYB102K50 C 716 CKSQYB104K50 C 901 CEJA101M10 C 902 CKSQYB473K50 C 903 470µF/16V CCH1183 C 904 CKSQYB103K50 C 905 330µF/10V CCH1181 C 906 CKSQYB103K50 C 907 100µF/16V CCH1179 C 908 CKSQYB103K50 C 910 CKSQYB472K50 Unit Number : CWM6264 Unit Name : Keyboard Unit MISCELLANEOUS IC 1901 IC PD6278C D 1901 Chip Diode MA151WK D 1902 Chip Diode MA151WA L 1901 Ferri-Inductor LAU101K X 1901 Ceramic Resonator 4.97MHz CSS1422 S 1901 Switch CSG1041 S 1902 Switch CSG1111 S 1903 Switch CSG1111 S 1904 Switch CSG1111 S 1905 Switch CSG1111 S 1906 Switch CSG1111 S 1907 Switch CSG1111 S 1908 Switch CSG1111 S 1909 Switch CSG1111 S 1910 Switch CSG1111 S 1911 Switch CSG1111 S 1912 Switch CSG1111 S 1913 Switch CSG1111 S 1914 Switch CSG1041 S 1915 Switch CSG1041 S 1916 Switch CSG1111 S 1917 Switch CSG1111 S 1918 Switch CSG1041 S 1919 Switch CSG1041 S 1920 Switch CSG1111 S 1921 Switch CSG1111 S 1922 Switch CSG1110 IL 1901 Lamp 40mA 14V CEL1605 IL 1902 Lamp 40mA 14V CEL1605 IL 1903 Lamp 40mA 14V CEL1605 IL 1904 Lamp 40mA 14V CEL1605 IL 1905 Lamp 40mA 14V CEL1605 LCD1901 LCD CAW1543 RESISTORS R 1901 RS1/10S222J R 1902 RS1/10S222J R 1903 RS1/10S472J R 1908 RS1/10S473J R 1909 RS1/10S473J R 1910 RS1/10S473J R 1911 RS1/10S473J R 1912 RS1/10S473J R 1913 RS1/10S473J R 1922 RS1/10S473J CAPACITORS C 1901 CEAL100M16 C 1902 CKSQYB104K16 Unit Number : EWM1021 Unit Name : Deck Unit MISCELLANEOUS IC 251 IC CXA2559Q IC 351 IC PA2020A D 352 Diode 1SS355 RESISTORS R 255 RS1/16S221J R 256 RS1/16S221J R 257 RS1/16S102J R 258 RS1/16S102J R 271 RS1/16S102J R 272 RS1/16S102J R 273 RS1/16S102J R 274 RS1/16S102J R 281 RS1/8S0R0J R 282 RS1/8S0R0J R 283 RS1/8S0R0J R 284 RS1/8S0R0J R 285 RS1/16S0R0J R 286 RS1/16S0R0J R 287 RS1/8S0R0J R 290 RS1/8S0R0J R 301 RS1/16S183J R 302 RS1/16S163J R 303 RS1/16S163J R 304 RS1/16S163J R 305 RS1/16S163J R 323 RS1/8S0R0J R 351 RS1/16S102J R 352 RS1/16S102J R 353 RS1/16S102J R 354 RS1/16S102J R 355 RS1/10S274J R 362 RS1/8S181J R 373 RS1/8S0R0J R 374 RS1/8S0R0J R 401 RS1/16S472J R 402 RS1/16S163J R 403 RS1/16S823J CAPACITORS C 251 CKSRYB331K50 C 252 CKSRYB331K50 C 253 CKSRYB331K50 C 254 CKSRYB331K50 C 255 CKSRYB103K25 C 256 CKSRYB103K25 C 272 CKSQYB104K16 C 273 CEJA220M16 C 301 CKSYB104K50 C 302 CKSYB104K50 C 313 CCSQCH101K50 C 351 CKSYB224K25 C 352 CKSQYB392K50 C 353 CKSQYB103K50 C 354 CKSQYB103K50 =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- C D www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 35 KEH-P4850J C 355 CKSYB104K50 C 356 CKSQYB103K50 C 401 CKSQYB334K16 C 402 CKSQYB472K50 C 403 CKSQYB683K16 Unit Number : Unit Name : PCB Unit S 1 Switch (Load) ESG1004 EGN 1 Photo-Interrupter EGN1005 Unit Number : Unit Name : Reel PCB EGN 2 Photo-Interrupter EGN1006 EGN 3 Photo-Interrupter EGN1006 Miscellaneous Parts List M 1 Motor Unit (Main) EXA1490 M 2 Motor Unit (Sub) EXA1485 HD 1 Head Assy EXA1506 =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- E F www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 36 KEH-P4850J TUNER UNIT 4Ω 4Ω Lch + Lch - Rch + Rch - BACK UP ACC GND +14.4V GND Antenna Cable mV Meter (1) Oscilloscope DC Regulated Power Supply TUNER AMP UNIT 50 Ω(75Ω ) FM SSG Stereo Modulator 50Ω (37.5Ω ) Antenna Plug Dummy Antenna 50 Ω(75Ω ) AM SSG 80 -Z Ω Antenna Plug Dummy Antenna TUNER UNIT (TOP VIEW) T31 T231 C63 L52 Center Meter TUNER UNIT (BOTTOM VIEW) Pin1 Pin13 Pin14 Pin 19 Pin26 L2 L4 L5 L52 VR154 DC V Meter(2) Pin 20 DC V Meter(1) C1 15pF 6. ADJUSTMENT - Connection Diagram NOTE: select C1 so that total capacity of 80pF is attained from the direction of the receiver jack. Z:Output impedance of SSG. www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 37 KEH-P4850J SW ADJUSTMENT AM SSG Displayed Adjustment Adjustment Method No. Frequency(MHz) Level(dBf) Frequency(MHz) Point (Switch Position) TUN Volt 1 25.700 ••••• 25.700 T231 DC V Meter(1) : 6V Modulation M:MONO MOD., 400Hz 30%(22.5kHz Dev.) or 400Hz 100%(75kHz Dev.) S:STEREO MOD., 1kHz, L or R=30%(20.25kHz+7.5kHz Dev.) NOTE:Before proceeding to further adjustments after switching power ON, let the tuner run for ten minutes to allow the circuits to stabilize. FM ADJUSTMENT FM SSG Displayed Adjustment Adjustment Method No. Frequency(MHz) Level(dBf) Frequency(MHz) Point (Switch Position) TUN Volt 1 108.0 ••••• 108.0 L5 DC V Meter(2) : 6V IF 2 98.1 M 65 98.1 L52 Center Meter : 0 ANT Coil 3 89.9 M 5 89.9 L2 mV Meter(1) : Maximum RF Coil 4 89.9 M 5 89.9 L4 mV Meter(1) : Maximum IFT 5 98.1 M 5 98.1 T31 mV Meter(1) : Maximum (STEREO MODE) ARC 6 98.1 S 40 98.1 VR154 mV Meter(1) : Separation 5dB (STEREO MODE) www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 38 KEH-P4850J 7. GENERAL INFORMATION 7.1 PARTS 7.1.1 IC CXA2559Q www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 39 KEH-P4850J - Pin Functions(PE5053A) Pin No. Pin Name I/O Format Function and Operation 1 ASENBO O C Slave power supply control output 2 NC Not used 3 ADPW O C A/D converter power output 4 AVSS GND 5 swvdd O C Grille power supply control output 6 st I FM stereo input 7 AVREF1 D/A converter standard voltage 8 KYDT I Grille MicroComputer data input 9 DPDT O C Grille MicroComputer data output 10 NC Not used 11 TUNPDI I PLL IC data input 12 TUNPDO O C PLL IC data output 13 TUNPCK O C PLL IC clock output 14 TUNPCE O C PLL IC chip enable output 15 swpw O C SW output 16 NC Not used 17 TX O C IP BUS data output 18,19 NC Not used 20 DIMMER O C Dimmer select output 21 DRELAY O C Detach alarm relay output 22 VST O C Strobe pulse output for electronic volume 23 VCK O C Clock output for electronic volume 24 VDT O C Data output for electronic volume 25 LCDPW O C LCD back light power supply control output 26 ILMPW O C Illumination power supply control output 27 DRSENS I Door open/close sense input 28 DRSYS O C Door system select output 29 FM O C FM power control output 30 AM O C AM power control output 31 CM O C Cassette mechanism capstan motor control output 32 NC Not used 33 VSS GND 34 SC2 O C Cassette mechanism sub motor control output 35 SC1 O C Cassette mechanism sub motor control output 36 MSIN I Cassette mechanism MS sense input 37 RIMUTE O N RI output port 38 mtlsw I Metal sense input 39 dled O N Alarm LED output 40 n/R O C Normal reverse output 41 PLAY O C Tape MS filter select output 42 loadsw I Tape loading input 43 POS I Cassette mechanism position sense input 44 RES I Cassette mechanism reverse end sense input 45 PEE O C Beep tone output 46 NES I Cassette mechanism forward end sense input 47 SWH O C SW high cover receiver output 48 STBY O C Stand-by output 49–52 NC Not used 53 SD I SD input 54 mute O C Mute output 55 SYSPW O C System power supply control output 56–59 NC Not used 60 RESET I Reset input 61 RX I IP BUS data input 62 NC Not used 63 dsens I Grille detach sense input 64 NC Not used 65 asens I ACC power sense input 66 bsens I Back up power sense input www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 40 KEH-P4850J IC's marked by* are MOS type. Be careful in handling them because they are very liable to be damaged by electrostatic induction. *PD6278C 16 17 32 33 48 49 64 1 Pin No. Pin Name I/O Format Function and Operation 67 CLKIN I Clock input 68 VDD VDD 69 X2 Oscillator output 70 X1 Oscillator input 71 IC Connect to GND 72 XT2 Sub Clock terminal 73 TESTIN I Test program mode input 74 AVDD A/D converter analog power supply (VDD) 75 AVREF0 I A/D converter standard voltage input 76 SL I Signal level input 77-80 NC Not used 80 1 20 21 40 41 60 61 *PE5053A Format Meaning C C MOS N N Channel open drain www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 41 KEH-P4850J - Pin Functions (PD6278C) Pin No. Pin Name I/O Function and Operation 1-5 SEG4-0 O LCD segment output 6-9 COM3-0 O LCD common output 10 V3 LCD drive power supply 11-14 KS4-1 O Key strobe output 15,16 KD1,2 I Key data input (analogue input) 17 REM I Remote control reception 18 RXD I System micro computer UART communication data input 19 rst I System reset 20 TXD O System micro computer UART communication data output 21 MODA GND 22 X0 Crystal oscillator connection pin 23 X1 Crystal oscillator connection pin 24 VSS GND 25,26 KD3,4 I Key data input 27,28 KS6,5 O Key strobe output 29-55 SEG39-13 O LCD segment output 56 VCC Power supply 57-64 SEG12-5 O LCD segment output 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Vref IN1_L IN2_L IN3_L IN4+_L AGND Loud- out_L SVin_L Front- out_L Rear- out_L FIE_L DGND IN4-_L CLK VCC IN1_R IN2_R IN3_R IN4+_R AGND Loud- out_R SVin_R Front- out_R Rear- out_R FIE_R STB IN4-_R DATA Isolator circuit Primary volume Anti Alias filter Treble Anti radiation filter Middle Bass Loudness volume FIE Fader volume Secondary volume Zero cross detect circuit Primary volume Anti Alias filter Middle Treble Bass Isolator circuit Anti radiation filter Loudness volume Zero cross detect circuit Fader volume Secondary volume FIE Digital block Auto-Zero Auto-Zero PML003AM www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 42 KEH-P4850J 7.1.2 DISPLAY - CAW1543 COMMON SEGMENT www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 43 KEH-P4850J 7.2 DISASSEMBLY - Removing the Tuner Amp Unit(Fig.2) Remove the two screws. Remove the three screws. Remove the screw. Straighten the tabs at four locations indicated by arrow until straight. Remove the tuner amp unit. - Removing the Case(not shown) 1.Remove the two screws. 2.Remove the case. - Removing the Cassette Mechanism Module (not shown) 1.Remove the four screws. 2.Disconnect the connector, and then remove the cassette mechanism module. - Removing the Panel Unit(Fig.1) Disengage the stopper at two locations indicated and remove the panel unit. Fig.1 Fig.2 Panel Unit Tuner Amp Unit www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 44 KEH-P4850J 7.3 BLOCK DIAGRAM B A D F E C www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 45 KEH-P4850J 8. OPERATIONS AND SPECIFICATIONS 1.This Unit 11.Fuse 3.Antenna jack 2.Rear output 4.Multi-CD player (sold 8.To electric terminal controlled by ignition switch (12 V DC) ON/OFF. 12.Connecting cords with RCA pin plugs (sold separately) 13.Blue/white 14.System remote control 15.To system control terminal of the power amp or Auto- antenna relay control terminal. (Max. 300 mA 12 V DC) 16.Power amp (sold separately) 20.Rear 20.Rear 30.Use this for connections when you have the sepa- rately available amplifier. 6.To vehicle (metal) body. 20.Rear 20.Rear 17.Left speaker 18.Right speaker 19.Front 19.Front 5.Black 7.Red 9.Yellow 21.White 22.White/black 23.Gray 24.Gray/black 25.Green 26.Green/black 27.Violet 28.Violet/black 29.With a 2 speaker system, connect to the 2 speak- ers in the front or the rear. 10. To terminal always supplied with power regardless of ignition switch position. 8.1 OPERATIONS www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 46 KEH-P4850J Key Finder Head Unit 5/∞/2/3 buttons SOURCE/OFF button +/– button AUDIO button Detach button Buttons 1–6 Cassette door EJECT button PAUSE/BSM button RPT button CLOCK button BAND button DISPLAY button EQ button Basic Operation To Listen to Music The following explains the initial operations required before you can listen to music. Note: • Loading a cassette in this product. 1. Select the desired source. (e.g. tuner) Each press of the SOURCE/OFF button selects the desired source in the following order: CD player (one disc only) = Tuner = Tape = Multi-CD player = AUX Note: • In the following cases, the sound source will not change: * When a product is not connected to this product. * When no tape is set in this product. * When no magazine is set in the Multi-CD player. * When no disc is set in the CD player. * When the AUX (external input) is set to OFF. 2. Raise or lower the volume. 3. Turn the source OFF. Hold for 1 second or more Each press changes the Source ... www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 47 KEH-P4850J Basic Operation of Tuner Manual and Seek Tuning • You can select the tuning method by changing the length of time you press the 2/3 button. Manual Tuning (step by step) 0.5 seconds or less Seek Tuning 0.5 seconds or more Note: • If you continue pressing the button for longer than 0.5 seconds, you can skip broadcast stations. Seek Tuning starts as soon as you stop pressing the button. Note: • “” stereo indicator lights when a stereo station is selected. Preset Tuning • You can memorize broadcast stations in buttons 1 through 6 for easy, one-touch station recall. Preset station recall 2 seconds or less Broadcast station preset memory 2 seconds or more Note: • Up to 12 FM stations (6 in FI (FM1), and FII (FM2)), 6 AM stations and 6 SW stations can be stored in memory. • You can also use the 5 or ∞ buttons to recall broadcast stations memorized in buttons 1 through 6. Preset Number Indicator Band FI (FM1) = FII (FM2) = AM = SW Band Indicator Frequency Indicator Reset the AM tuning step from 9 kHz (the factory preset step) to 10 kHz when using the tuner in North, Central or South America. Basic Operation of Cassette Player Direction Change Direction Indicator Eject Note: • The Tape function can be turned ON/OFF with the cassette tape remaining in this product. Fast Forward/Rewind and Music Search • Each press of the 3 button selects Fast forward or Forward-Music Search. FF (Fast forward) = F-MS (Forward-Music Search) = Normal Playback • Each press of the 2 button selects Rewind or Rewind-Music Search. REW (Rewind) = R-MS (Rewind-Music Search) = Normal Playback Note: • Fast forward/Rewind and Music Search can be canceled by pressing the BAND button. Cassette Loading Slot www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 48 KEH-P4850J Basic Operation of Multi-CD Player Disc Number Search (for 6-Disc, 12-Disc types) • You can select discs directly with the 1 to 6 buttons. Just press the number corresponding to the disc you want to listen to. Note: • When a 12-Disc Multi-CD Player is connected and you want to select disc 7 to 12, press the 1 to 6 buttons for 2 seconds or longer. Disc Number Rough Search (for 50-Disc type only) This handy function lets you select discs loaded in a 50-Disc Multi-CD Player using the 1 to 5 buttons. The 50 discs are divided into five blocks, with each of the 1 to 5 buttons assigned to a block. • Select the desired block with the 1 to 5 button. Note: • After completing a rough search, use the 5 and ∞ buttons to select a desired disc. Displaying Disc Titles • Press the DISPLAY button, to change the Disc Title display of the current disc. Note: • If you switch displays when disc titles have not been input, “NO TITLE” is displayed. • Repeat the preceding operation to return to the normal display. Note: • The multi-CD player may perform a preparatory operation, such as verifying the presence of a disc or reading disc information, when the power is turned ON or a new disc is selected for playback. “READY” is displayed. • When a magazine is loaded into a 50-Disc type Multi-CD Player, information on all the discs in the magazine is read. If you start playing a disc on a 50-Disc type Multi-CD Player before reading of information on all discs has been completed, reading of information stops part way through. • If the multi-CD player cannot operate properly, an error message such as “ERROR-14” is displayed. Refer to the multi-CD player owner’s manual. • If there are no discs in the multi-CD player magazine, “NO DISC” is displayed. • “LOAD” will be displayed in the following cases: * If the disc in the extra tray is selected. * If the disc is moved from the extra tray to the magazine. (Refer to the 50-Disc type multi-CD player owner’s manual.) • You cannot use the “Ejecting a Single Disc”, “Frequency Play”, “Music Group Play” or “ABC Disc Title Search” functions with this product. Track Search and Fast Forward/Reverse • You can select between Track Search or Fast forward/Reverse by pressing the 2/3 button for a different length of time. Track Search 0.5 seconds or less Fast forward/Reverse Continue pressing Switching the Multi-CD Player Using a multiple connection adapter lets you connect up to three Multi-CD players. M-CD 1 = M-CD 2 = M-CD 3 (Displayed for about 2 seconds.) Elapsed Play Time Indicator Disc Search Disc Number Indicator Track Number Indicator This product can control one or more multi-CD players. (There are some types of Multi- CD players such as “CDX-P630S” which you cannot connect more than one.) www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com 49 KEH-P4850J General Power source .......... 14.4 V DC (10.8 – 15.1 V allowable) Grounding system ........................................ Negative type Max. current consumption ........................................ 8.5 A Dimensions (DIN) (chassis) ...... 178 (W) × 50 (H) × 155 (D) mm (nose) ............ 188 (W) × 58 (H) × 19 (D) mm (D) (chassis) ...... 178 (W) × 50 (H) × 160 (D) mm (nose) ............ 170 (W) × 48 (H) × 14 (D) mm Weight ...................................................................... 1.2 kg Amplifier Continuous power output is 17 W per channel min. into 4 ohms, both channels driven 50 to 15,000 Hz with no more than 5% THD. Maximum power output ...................................... 40 W × 4 Load impedance .......................... 4 Ω (4 – 8 Ω allowable) Preout maximum output level/output impedance ............................ 2.2 V/1 kΩ Equalizer (3 band equalizer) (Low) .............................................................. ±12 dB (Mid) .............................................................. ±12 dB (High) .............................................................. ±12 dB Loudness contour (Low) .................. +3.5 dB (100 Hz), +3 dB (10 kHz) (Mid).................. +10 dB (100 Hz), +6.5 dB (10 kHz) (High).................. +11 dB (100 Hz), +11 dB (10 kHz) (volume: –30 dB) Cassette player Tape ........................ Compact cassette tape (C-30 – C-90) Tape speed ...... 4.76 cm/sec.(+0.14cm/sec.,-0.05cm/sec.) Fast forward/rewinding time .... Approx. 100 sec. for C-60 Wow & flutter .......................................... 0.09% (WRMS) Frequency response .......... Metal: 30 – 16,000 Hz (±3 dB) Stereo separation ...................................................... 45 dB Signal-to-noise ratio .................... 61 dB (IEC-A network) FM tuner Frequency range ...................................... 87.5 – 108 MHz Usable sensitivity .................................................... 11 dBf (1.0 µV/75 Ω, mono, S/N: 30 dB) 50 dB quieting sensitivity .... 16 dBf (1.7 µV/75 Ω, mono) Signal-to-noise ratio ...................... 70 dB (IEC-A network) Distortion .......................... 0.3% (at 65 dBf, 1 kHz, stereo) Frequency response ...................... 30 – 15,000 Hz (±3 dB) Stereo separation .......................... 40 dB (at 65 dBf, 1 kHz) AM tuner Frequency range ........................ 531 – 1,602 kHz (9 kHz) 530 – 1,710 kHz (10 kHz) Usable sensitivity .............................. 18 µV (S/N: 20 dB) Selectivity .................................................. 50 dB (±9 kHz) 50 dB (±10 kHz) SW tuner Frequency range .......................... 3.2 – 25.7 MHz (5 kHz) Usable sensitivity .............................. 20 µV (S/N: 20 dB) Selectivity .................................................. 20 dB (±5 kHz) 8.2 SPECIFICATIONS www. xiaoyu163. com QQ 376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http://www.xiaoyu163.com