PIONEER 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 CORPORATION 1999 K-ZZU. JULY 1999 Printed in Japan ORDER NO. CRT2276 7 INCH WIDE AV SYSTEM DISPLAY /CD PLAYER AVX-P7000CD�UC,EW,ES Service Manual - This service manual should be used together with the following manual(s): Model Order No. Mech. Module Remarks AVX-P7000CD/UC,EW,ES CRT2379 AVX-7000/UC,EW,ES CRT2380 - This manual contains the information on the LCD module and the Drive mechanism unit used in the AVX-P7000CD and AVX-7000. For the other information, refer to the main manuals listed above. CONTENTS 1. EXPLODED VIEWS AND PARTS LIST ......................2 2. SCHEMATIC DIAGRAM.............................................4 3. PCB CONNECTION DIAGRAM..................................6 4. ELECTRICAL PARTS LIST........................................10 5. GENERAL INFORMATION.......................................12 5.1 DISASSEMBLY ..................................................12 7 INCH WIDE AV SYSTEM DISPLAY AVX-7000�UC,EW,ES 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 AVX-P7000CD,AVX-7000 1. EXPLODED VIEWS AND PARTS LIST 111 ScrewM2X3 FB1521 112 ScrewM2X9 FB1523 113 Spring FS1573 114 ScrewM2X5.5 FB1522 115 Gear FH1267 116 Cover Unit(UC,EW model) FK1850 Cover Unit(ES model) FK1887 117 Washer FX1055 118 Gear 374K 119 ScrewM2.6X3.5 FB1520 120 Collar FH1268 121 Gear 374M 122 Torque Limiter 376F 123 Gear 376J 124 Motor Assy CXX1398 125 Gear 376T 126 Gear 376U 127 Gear 376V 128 Gear FH1266 129 Spring FS1574 130 ScrewM2X3 FB1031 132 Collar FX2631 133 Pipe FX2619 134 Cushion FX2483 135 Guide 377A 136 Guide 376Y 137 ScrewM2.6X2.5 FB1519 138 Shaft FD1233 139 Worm Wheel 373V 140 Gear Shaft FD1232 141 Gear 373W 142 Gear 374F 143 Gear 374G 144 Gear 374H 145 Gear 374J 146 Toe Gear 376W 147 Guide 376Z 148 Guide 376X 149 ScrewM1.7X6 FB1524 150 Try Assy FK1847 151 Spacer HF1282 152 Sheet FX2482 153 Motor Assy CXX1399 154 Worm Wheel 373T 155 Nonwoven Fabric FX2618 156 Sheet FX2594 1.1 DRIVE MECHANISM UNIT - DRIVE MECHANISM UNIT SECTION PARTS LIST Mark No. Description Part No. MarkNo.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 3 AVX-P7000CD,AVX-7000 1.2 LCD MODULE 181 Video Unit NMP70-8398-112 182 TFT-LCD Module TFD70W14A 183 B/L Unit NMP75-8376-211 - LCD MODULE SECTION PARTS LIST 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 4 AVX-P7000CD,AVX-7000 1 2 3 4 1 2 3 4 D C B A 2. SCHEMATIC DIAGRAM 2.1 VIDEO 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 5 AVX-P7000CD,AVX-7000 5 6 7 8 5 6 7 8 D C 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 6 AVX-P7000CD,AVX-7000 1 2 3 4 1 2 3 4 D C B A 3. PCB CONNECTION DIAGRAM 3.1 VIDEO UNIT IC,Q Q881 Q801 Q206 Q201 Q202 Q203 Q601 Q107 Q106 Q602 Q804 Q201 Q105 Q208 Q104 Q108 Q103 Q653 Q652 Q102 Q651 Q101 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 AVX-P7000CD,AVX-7000 5 6 7 8 5 6 7 8 D C B A 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 dia- gram. 2. Viewpoint of PCB diagrams Capacitor Connector P.C.Board Chip Part SIDE A SIDE B 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 8 AVX-P7000CD,AVX-7000 1 2 3 4 1 2 3 4 D C 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 9 AVX-P7000CD,AVX-7000 5 6 7 8 5 6 7 8 D C B 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 10 AVX-P7000CD,AVX-7000 Unit Number : Unit Name : Video Unit MISCELLANEOUS Q 101 RN2422 Q 102 2SC2712-Y Q 103 TA78L05F Q 104 NJM2403M Q 105 2SC4541-Y Q 106 2SC3303-Y Q 107 2SC3303-Y Q 108 RN2422 Q 201 NJW1300A Q 202 2SA1298-Y Q 203 2SC3265-Y Q 206 RN1403 Q 207 2SA1162-Y Q 208 TC74HC4053AFS Q 601 2SA1162-Y Q 602 2SC2712-Y Q 651 AN6308S Q 652 2SC2712-Y Q 653 2SC2712-Y Q 801 FA7610N Q 804 2SC3074-Y Q 881 TA79L05F D 101 D 851 D 852 D 853 D 854 D 855 1SS250 F 101 F 801 CEK1173 L 101 L 102 L 201 LCTA150J3225 L 202 LCTA150J3225 L 251 L 801 L 802 LCTA150J3225 L 851 LCTA101J3225 L 852 LCTA101J3225 L 853 L 854 LCTA101J3225 T 101 FLE6948 T 102 FLE6948 T 801 FLE6949 VR 201 VR 203 VR 204 VR 205 VR 206 VR 207 VR 208 VR 209 VR 210 VR 211 VR 212 VR 213 VR 851 X 201 NR18-GW3.58 X 202 CSBF503JF502 Z 601 FLE6911B Z 603 FLE6910B JP 006 RS1/16S0R0J JP 007 RS1/16S0R0J JP 008 RS1/16S0R0J JP 009 RS1/16S0R0J JP 201 RS1/16S202J JP 204 RS1/16S10R0F JP 205 RS1/16S10R0F JP 206 RS1/16S10R0F JP 601 RS1/16S0R0J JP 602 RS1/16S0R0J JP 651 RS1/16S0R0J JP 851 RS1/16S0R0J JP 852 RS1/16S0R0J JP 853 RS1/16S0R0J JP 854 RS1/16S0R0J CN 001 CN 002 CN 003 CN 004 RESISTORS R 101 RS1/16S124J R 102 RS1/16S203J R 103 RS1/16S101J R 104 RS1/16S103J R 105 RS1/16S1002F R 106 RS1/16S1003F R 107 RS1/16S1003F R 108 RS1/16S1003F R 109 RS1/16S1002F R 110 RS1/16S1002F 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..... =====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 11 AVX-P7000CD,AVX-7000 R 111 RS1/16S105J R 112 RS1/16S272J R 113 RS1/8S561J R 114 RS1/4S122J R 201 RS1/16S101J R 202 RS1/16S105J R 203 RS1/16S101J R 204 RS1/16S102J R 207 RS1/16S822J R 208 RS1/16S562J R 209 RS1/16S182J R 210 RS1/16S272J R 211 RS1/16S222J R 212 RS1/16S62R0F R 214 RS1/16S62R0F R 215 RS1/16S101J R 218 RS1/16S62R0F R 225 RS1/16S472J R 226 RS1/16S301J R 228 RS1/16S911J R 229 RS1/16S361J R 230 RS1/16S152J R 231 RS1/16S183J R 232 RS1/16S272J R 237 RS1/16S101J R 238 RS1/16S101J R 250 RS1/16S122J R 251 RS1/16S105J R 601 RS1/16S102J R 602 RS1/16S102J R 603 RS1/16S511J R 604 RS1/16S102J R 621 RS1/16S102J R 622 RS1/16S102J R 651 RS1/16S151J R 652 RS1/16S151J R 653 RS1/16S750J R 654 RS1/16S750J R 655 RS1/16S332J R 656 RS1/16S751J R 657 RS1/16S332J R 658 RS1/16S751J R 659 RS1/16S332J R 802 RS1/16S105J R 803 RS1/16S473J R 804 RS1/16S754J R 805 RS1/16S184J R 851 RS1/16S621J R 853 RS1/16S153J R 854 RS1/16S221J R 855 RS1/16S223J R 856 RS1/16S222J CAPACITORS C 101 CEHV101M16 C 102 CKSRYF104Z25 C 103 CEHV330M10 C 104 CKSRYF104Z25 C 105 CKSRYF104Z25 C 106 CKSRYB473K16 C 107 CKSRYF104Z25 C 108 CEHV100M16 C 109 CEHV101M16 C 110 C 202 CKSRYB103K50 C 203 C 204 CKSRYF104Z25 C 205 CKSRYF104Z25 C 206 CKSRYB473K16 C 207 CKSRYB103K50 C 208 CEHV4R7M50 C 209 CCSRCH030C50 C 210 CKSRYF104Z25 C 212 CEHV1R0M50 C 213 CKSRYF104Z25 C 215 CKSRYF104Z25 C 218 CKSRYB103K50 C 219 CKSRYB103K50 C 222 CKSRYB103K50 C 230 CEHV1R0M50 C 231 CKSRYF104Z25 C 232 CKSRYB103K25 C 233 CEHV2R2M50 C 234 CKSRYB682K50 C 236 CEHV1R0M50 C 237 CEHV1R0M50 C 238 CEHV101M6R3 C 239 CKSRYB152K50 C 242 CEHV470M6R3 C 246 CKSRYF104Z25 C 247 CEHV101M6R3 C 251 CCSRCH220J50 C 252 CCSRCH220J50 C 253 C 601 CEHV220M6R3 C 651 CEHV220M6R3 C 652 CEHV470M6R3 C 653 CKSRYF104Z25 C 654 CKSRYF104Z25 C 655 CEHV220M6R3 C 801 C 803 CKSRYB103K50 C 804 C 805 CCSRCH751J25 C 815 C 851 C 852 C 853 CKSRYB102K50 C 854 C 855 C 856 C 857 C 858 C 859 C 885 CKSRYB103K50 =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ ------------------------- 1st production Running change (TFD70W14-MM1) (TFD70W14-MM2) HPOS JP007: 0Ω Resistor JP008:0Ω Resistor (HPOS2=Hi) (HPOS3=Hi) 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 AVX-P7000CD,AVX-7000 5. GENERAL INFORMATION 5.1 DISASSEMBLY - Removing the Back Light Unit 1. Remove the four screws. 2. Disconnect the two connectors. 3. Remove the rear shield and front shield. 4. Disconnect the connector and remove the PCB. 5. Remove the TFD-LCD Module. Front Shield Rear Shield PCB TFD-LCD Module Back Light 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 13 AVX-P7000CD,AVX-7000 - CWX2389 LCD module troubleshooting No images with the composite signal 1No images with the composite signal Back light turns ON? Circuit current flows normally? Video signal is obtained at R654 (75 ohms)? Video signal is obtained at Q653 (TR)? Chroma signal is obtained at Pin-9 of Q201 (NJW1300A)? Y-signal is obtained at Pin- 24 of Q201 (NJW1300A)? 5V is obtained at Pin-23 and Pin-61 of Q201 (NJW1300A)? 7V is obtained at Pin-2 of Q201 (NJW1300A)? POLC signal is obtained at Pin-46 of Q201 (NJW1300A)? Sync pulses in synchronization with the input signal are obtained at Pin-62 and Pin-63 of Q201 (NJW1300A)? (-5)V is obtained at Pin-7 of Q201 (NJW1300A)? Normal V-COM signal is obtained at TP13? Go to Item 2 Back light doesn't turn ON. Go to Item3 No power. Check the input connecting flexible cables and its periphery. Check Sync SW (Q651) and its periphery. Check Delay line (Z601) and its periphery. Go to Item3 No power. Check CN003 (30-pin flexible connector) and its periphery. Go to Item4 Out of Sync Go to Item3 No power. Check Q202, Q203 (Buffer), and their periphery. Check Delay line (Z603) and its periphery. NO NO YES 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 14 AVX-P7000CD,AVX-7000 RGB signal for LCD is obtained at Pin-48, Pin-50, and Pin-52 of Q201 (NJW1300A)? Replace Q201 (NJW1300A). Blanking (BLK) signal is obtained at Pin-9 to Pin-11 of Q208 (74HC4053)? RGB signal for LCD is obtained at Pin-2 to Pin-4 of CN003 (30-pin flexible connector)? Normal signal is obtained at each terminals of CN003? Replace LCD module. Check CN003 (30-pin flexible connector) and its periphery. Check Q208 (74HC4053) and its periphery. Check CN003 (30-pin flexible con- nector) and its periphery. 2Back light doesn't turn ON. F101 (fuse) is broken out? Replace F101. NO NO Back light doesn't turn ON. Dimmer voltage (1.35V to 3.9V) is obtained at pin-2 of Q104 (NJM2403)? At Dimmer mode, triangular waves are obtained at Pin-6 of Q104 (NJM2403)? At Dimmer mode, 0/5V rectangular waves are obtained at Q108 (TR)? At 100% dimmer mode, ON voltage (about 0.7V) is obtained at the base of Q105 (TR)? Half-wave oscillating waveform is obtained at both ends of C110 (film capacitor)? High voltage is obtained at pin-1 and Pin-3 of CN004? Check CN004 and replace back light. Check Q103 (3-terminal regulator) and its periphery. Check Q104 (NJM2403) and its periphery. Check input flexible cables and their periphery. Check Q104 (NJM2403) and its periphery. 5V is obtained at Pin-8 of Q104 (NJM2403)? Check Q105, Q108, and their periphery. Check the primary windings of Inverter transformer. Replace T101 and T102 (Inverter transformer). YES NO YES 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 15 AVX-P7000CD,AVX-7000 3No power F801 (fuse) is broken out? Replace F801. NO NO No power 18.5V is obtained at TP02? If not, the resistance between TP02 and GND is 100k ohms or more? 7V is obtained at TP03? if not, the resistance between TP03 and GND is 500 ohms or more? 5V is obtained at TP04? If not, the resistance between TP04 and GND is 35 ohms or more? (-15.5)V is obtained at TP05? If not, the resistance between TP05 and GND is 950 ohms or more? (-5)V is obtained at TP06? If not, the resistance between TP06 and GND is 400 ohms or more? Input voltage 9V is obtained at Pin-5 of Q801 (FA7610N)? Triangular waves are obtained at Pin-6 of Q801 (FA7610N)? Switching waves are obtained at Q804 (TR)? Check Transformer (T801) and replace it. Check 18.5V line to remove short-cir- cuits. (CN003 and its periphery) Check 7V line to remove short-circuits. (Q201, Q202, Q203, and their periphery) Check 5V line to remove short-circuits. (Q201, Q208, Q651, and their periphery) Check (-15.5)V line to remove short-circuits. (Q881, CN003, and their periphery) Check (-5)V line to remove short-circuits. (Q201, Q202, Q203, and their periphery) Check F801, input flexible cables, and their periphery. Check Q801 and its periphery. Go to item3 No power. 4Out of Sync Video signal is obtained at Q653 (TR)? Check input flexible cables, Q651, and their periphery. YES NO Out of Sync Video signal is obtained at Pin-60 of Q201 (NJW1300A)? Full-wave oscillating waveform is obtained at Pin-55 and Pin-56 of Q201 (NJW1300A)? 5V is obtained at Pin-61 of Q201 (NJW1300A)? Check R229 (LPF, 360 ohms) and its periphery. Check X202 (Ceramic resonator) and its periphery. Check Q801 and its periphery. YES 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 AVX-P7000CD,AVX-7000 Video signal is obtained at Q653 (TR)? Chroma signal is obtained at Pin-9 of Q201 (NJW1300A)? X'tal oscillating waves are obtained at Pin-16 and Pin-17 of Q201 (NJW1300A)? Sync pulses in synchronization with Input signal are obtained at Pin-62 and Pin-63 of Q201 (NJW1300A)? Check CN003 and LCD. Check Z601 (delay line) and its periphery. Check X201 (X'tal) and its periphery. Check Q201 (NJW1300A) and replace it. 5No color with Composite signal NO NO No color with composite signal Chroma signal is obtained at Pin- 18 of Q201 (NJW1300A)? Check Q201 (NJW1300A) and replace it. Check input flexible cables, Q651 and their periphery. Check Pin-12 to Pin-15 of Q201 (NJW1300A). YES NO YES 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