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 NV Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936 C PIONEER CORPORATION 2001 K-ZZU. MAY 2001 Printed in Japan ORDER NO. CRT2672 7 INCH WIDE AV SYSTEM DISPLAY/DVD PLAYER AVX-P7300DVD UC Service Manual AVX-P7300DVD EW AVX-P7300DVD ES/RD,ES/RC - This service manual should be used together with the following manual(s): Model No. Order No. Mech. Module Remarks CX-954 CRT2670 MS2 DVD Mech. Module:Circuit Description, Mech.Description, Disassembly CONTENTS 1. SAFETY INFORMATION............................................2 2. EXPLODED VIEWS AND PARTS LIST ......................4 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ..14 4. PCB CONNECTION DIAGRAM................................46 5. ELECTRICAL PARTS LIST........................................64 6. ADJUSTMENT.........................................................80 7. GENERAL INFORMATION.....................................101 7.1DIAGNOSIS ......................................................101 7.1.1 TOUBLESHOOTING...............................101 7.1.2 DISASSEMBLY.......................................105 7.1.3 PCB LOCATION......................................110 7.1.4 CONNECTOR FUNCTION DESCRIPTION.111 7.2IC ................................................................112 7.3EXPLANATION .................................................131 7.3.1 MECHANISM DESCRIPTIONS ..............131 7.3.2 OPERATIONAL FLOW CHART...............135 8. OPERATIONS AND SPECIFICATIONS..................136 NOTE: - Manufactured under license from Dolby Laboratories. "Dolby" and the double-D symbol are trademarks of Dolby Laboratories. Confidential unpublished works. © 1992-1997 Dolby Laboratories. All rights reserved. - Inverter for LCD back light becomes a high voltage. - About FPC between control PCB and relay unit There is a direction of the connector and the installation is noted. Please note that the length of the line is short at the time of detaching. 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-P7300DVD A 1 2 3 4 B C D 1 2 3 4 BUP BL+B V+9V BUP Q604 Q13 ILMPW 53 pwsave 35 SWVDD 39 VPW 41 adpw 6 AVREF0 75 pwsens 34 ILM+B BUP BUP BUP SWVDD VDD Q11 Q27 BLTPW 40 Q853 VDD IC 604 M62354GP Q23 Q24 Q203 Q26 SYSPW_M 55 Q34 Q33 Q25 9 RET H 10 RET V 17 PWRVI 13 SP+ 16 SP- CN201 1 R 2 G 3 B IC 302 TC7W34FU IC 602 PE5230A MONITOR CONTROL 7 5 1 3 IC 301 TC74HC123AF 4 9 IC 103 TC74VHCT08AFT 3 6 1 4 IC 101 NJM2903V 2 1 IC 309 NJM2235V BZ601 7 1 IC 307 NJM2235V 1 7 IC 303 BA7071F 7 1 DIM OSDCK/OSDCS/OSDDT KEY0/KEY1/KEY2 KEY0/KEY1/KEY2 5 RGB/com 44 OSD 15 BEEP_M 45 VSYNC 61 LSENS 76 AVON 59 PBSENS 54 X1 70 X2 69 KEY3 80 X601 4.19MHz 29 CN101 CN1103 R 30 G 31 B 27 HSY 26 VSY HSY VSY DIM VSEL OSD VIDEO G R B 45 DIMMER 15 RGB/COM 21 OSD 33 46 V/SYNC 20 21 22 24 25 6 36 30 18 5 IC 605 TC74VHCT08AFT Q1101 VCC D RELAY UNIT Q404 Q653 CN651 CN401 CN1901 3 RGLED-B 10 11 REMIN 6 3 10 11 6 reset reset 60 IC 603 S-80734ANDYI RESET 1 2 VDD Q851 IC 1901 TSOP1840SB1 KEY MATRIX RESET ILM+B S1902 F asens 65 isens 37 bsens 66 2 15 13 1 2 3 CN402 COMP 6 LED _V 8 REMIN 5 AV_ON AV BUS CONNECTOR A CONTROL PCB RGB CONNECTOR VBU,MTRPW,MTR,DEGPUL,DEG0 EW,ES CN202 2 3 SPEAKER Q603 Q403 16 14 8 10 1K(1/2W) ILM 6 P.B. B.U. GND BUP V+5V Q21 Q22 30 28 I DVD CORE UNIT V Q1104 Q1108 Q1105 Q1107 Q1102 65LD 78LD 2 41 4 VSHF Q1109 LCDSG1 Q1110 LCDSG2 Q1111 LCDSG3 CN1100 CN1300 LPC01 RFENV LPC02 5 7 IC 1101 NJM2904M IC 1704 TC74VCX08FT IC 1701 M5M5V216ATP-70HI IC1702 PD6354B FEP IC 1100 AN8702FH ODC IC 1400 MNZS25BDAUB ADSC IC 1200 MN677061ZYUB 59 XWR 100 MCK33 10 12 11 13 8 11 30 124 99 110 33 5 2 3 3 CPU IC 1700 PE5277A 62 63 78 90 X1700 5MHz X2ENV CLKOUT 94 23 36 33 117 6 17 1 2 3 11 116 86 107 59 104 2 4 2 1 4 2 2 1 1 1 97 71 83 79 96 CD/DVD X2 X1 XWR BUSISO XRES XCSSRAM FSSW VCONTA VCONTB XUWR TILT1 TILT2 TILT3 AVREF ADENA DSCSNS Q1700 S1301 S1303 S1304 S1302 IC 1705 TC7SH04FU IC 1706 TC7SH32FU IC 1509 TC74VCX74FT IC 1503 TC74VCX74FT IC 1504 TC74VCX04FT SRAM FLASH MEMORY IC 1500 MSM56V16160F8TKFM SDRAM IC 1403 TC74LCX244FT IC 1405 TC7SH04FU IC 1506 SM8703AV IC 1501 MSM56V16160F8TKFM SDRAM IC 1802 BA033SFP IC 1804 BA00BC0WFP 2 IC 1803 BA18BC0WFP XBWR VGOUT CLK27 EXTCK HCLK 19 1 7 12 22 24 23 2 4 3 1 10 11 2 1 CLOCK GEN VCO VIDEO Rch Lch AM VCO Q1600 Q1601 F1600 IC 1601 AK4380VT Q1602 CN CN V AV CHIP IC 1502 MN677532JAUB IC 1300 BA5985FM VCC VD63 27 6 7 8 PICKUP UNIT (SERVICE) (DP4) A,B1-4,C,RF+,RF- M SPINDLE MOTOR M CARRIGE MOTOR M LOADING MOTOR FOP,FOM,TOP,TOM EC,CONT COP,COM DRIVER BLOCK 9 LOM 10 LOP CLAMP SW 12cm detect SW 8cm detect SW L/E ON/OFF SW GBAL, TBAL, FBAL Q1603 EXTCK,SRCKAV, AOUT0,LRCKAV A0-17,D0-15 CTS,DTR,RXPC,TXPC,VPP,SICOMN, SOCOMN,SCKCOMN 1 VCC33 4 VCC18 4 VCC27 4 85 IEC958 CN REMIN 91 DISCSET 78 DVD CONTROLLER IC 701 (1/2) PE5285A 3 6 11 4 9 8 AMUTE 42 TMODE 37 MSTOSYS 95 SYSTOMS 96 IRQPWR 35 IEC958 11 reset asens 92 isens 70 bsens 93 PBSENS 30 REAR L V.OUT REAR A 5 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 3.1 BLOCK DIAGRAM 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-P7300DVD 5 6 7 8 A B C D 5 6 7 8 /KEY2 IC 1105 BA7603F 1 3 IC 1108 TC7S08FU 2 4 IC 1107 TC74HC123AF 9 4 IC 1103 TC7SH32FU 2 1 4 IC 1101 BA7623F 4 6 5 3 7 6 IC 1102 NJM2267V 2 8 1 3,4 12 R 14 G 8 2,7, 12 B IC 1106 PD5582A 1,2 18 19 25 CN1101 CN2942 LCD_R 24 LCD_G 23 LCD_B 28 LCD_V 21 HSY 20 VSY 41 48 DIM IC 1104 TC7S08FU 2 4 101 VCC CN1102 LCD LCD BACK LIGHT Y UNIT Q2941 Q2942 IC 2941 OZ960IS 7 12 Q2943 20 Q2944 S2942 DOWN UP MENU S2944 S2943 T2941 CN2941 DIM 6 E INVERTER PCB LCD MODULE C 1901 P1840SB1 KEY ATRIX T LM+B F GRILLE PCB R CN1301 3 1 B PHOTO PCB IC 1301 NJM062V 7 OPEN/CLOSE S1301 CN2804 6 3 2 1,2 5 G ENCODER PCB IC2807 TC7W14FU IC2806 GP1S25 7 1 2 4 IC2805 GP1S25 5 3 4 2 2 DRIVE SW S2801 W,MTR,DEGPUL,DEG0SW 1 2 1 2 IC2804 TC7S14FU 1 2 IC2801 TA7806S 1 2 IC2802 TA78L05F DEGPUL2 DEGPUL1 DEG0SW H SW PCB CN2806 CN2805 CN2807 CN2808 Q2801 VBU MTR1 MTR2 10 5 7 9 6 12 IC2803 BA6951FS M M1 Drive Motor 11 12 8TKFM 3 44FT 6 AV 8TKFM 1 7 12 EN VCONTB VIDEO OUT Rch OUT Lch OUT AMUTE VCONTA CN1700 CN1701 VCC33 VCC 1603 COMN, 1 CN1702 C EXTENSION PCB TXD, RXD, DTR, CTS CN261 CN262 IP-OUT OPT-OUT IP-IN 1 DISCSET 78 IC 251 TC74VHCT08AFT 3 6 11 IC 252 TC74VHC08FT 4 9 8 4 AMUTE 42 TMODE 37 STOSYS AMUTE 95 YSTOMS 96 IRQPWR 35 TPMUTE 28 DVD CONTROLLER IC 701 (1/2) PE5285A TX 86 RX 85 CN251 CN252 DVD VIDEO IEC958 13 XAMUTE 19 L_OUT 26 R_OUT 29 IC 501 NJM2068MD 3 1 IC 502 BA3131FS 20 3 18 19 IC 801 TA2050F 1 8 13 12 6 FRONT L 8 FRONT R 7 CN802 CN801 8 9 1 BUS+ 5 BUS– 1 BUS+ 4 BUS– 7 bsens RMUTE 27 IC 802 HA12187FP 1 2 6 5 Q401 BUP BUP Q501 Q502 REARMUTE X1 16 X2 15 X701 12.582912MHz Q503 BUP Q504 MSMVD 33 MSVD 32 SYSPW_D 21 IC 304 NJM2267V 1,8 3,4 5,6 IC 306 NJM2233BM VIDEO MUTE +6dB AMP VIDEO MUTE 1 7 IC 305 NJM2233BM 1 7 IC 851 TC7WT125FU 2 2 7 3 IC 308 NJM2267V 8 1 6 4 4 CN851 IC 13 BP5250-1 1 6 Q17 DVD+6.3V Q16 Q12 Q35 Q18 Q28 Q31 Q32 Q30 IC 15 BA00ASFP 5 1,2 BUP VDD Q15 DVD+8V BUP Q50 Q19 5 7 7 1 IEC958 BUP SYS+8V Q14 Q15 Q851 Q852 VDD VCC MSMCVD 34 DVD3.3V CPU+3.3V Q251 Q252 adpw 81 VDD VDD Q701 28 22 15 12 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 16 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 DVD MICRO COMPUTER MONITOR MICRO COMPUTER > > > > > > > > > SYNC SEPARATOR > D CN1103 I CN1701 I CN1702 F CN1901 PE5285A A 3.2 CONTROL PCB(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-a A-b A-b A-b A-b A-a A-a Large size SCH diagram Guide page Detailed page 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 17 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 R67 1R8K VR1 470(B) CCP1388 Decimal points for resistor and capacitor fixed values are expressed as : 2.2 2R2 0.022 R022 ← ← The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors. NOTE : Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors. > > REFLECTION MUTE > > > > A CONTROL PCB Control Unit Consists of Control PCB Photo PCB Extention PCB 1K(1/2W) 5A CEK1135 > :The power supply is shown with the marked box. 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 18 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 MONITOR MICRO COMPUTER > > > SYNC SEPARATOR > D CN1103 A-a A-b A-a 1 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 DVD MICRO COMPUTER > > > > > > I CN1701 I CN1702 F CN1901 PE5285A A-a A-b A-a 2 3 4 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 > > REFLECTION MUTE > > > > A CONTROL PCB Control Unit Consists of Control PCB Photo PCB Extention PCB 1K(1/2W) 5A CEK1135 > A-a A-b A-b 1 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 R67 1R8K VR1 470(B) CCP1388 Decimal points for resistor and capacitor fixed values are expressed as : 2.2 2R2 0.022 R022 ← ← The > mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation. Symbol indicates a resistor. No differentiation is made between chip resistors and discrete resistors. NOTE : Symbol indicates a capacitor. No differentiation is made between chip capacitors and discrete capacitors. :The power supply is shown with the marked box. A-a A-b A-b 2 3 4 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 OPEN/CLOSE D CN1101 B PHOTO PCB Control Unit Consists of Control PCB Photo PCB Extension PCB B 3.3 PHOTO PCB 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 AVX-P7300DVD 1 2 3 4 A B C D 1 2 3 4 I CN1700 C EXTENSION PCB Control Unit Consists of Control PCB Photo PCB Extension PCB C 3.4 EXTENSION PCB 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 24 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 (L fixation always) E CN2941 B CN1301 LCD MODULE G CN2804 3.5 RELAY UNIT D J CN001 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 D RELAY UNIT A CN101 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 26 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 E 3.6 INVERTER PCB To CCFL D CN1101 E INVERTER PCB Keyboard Unit Consists of Inverter PCB Grille PCB D2951 1SS355 D2950 UDZ5R6(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 27 AVX-P7300DVD 1 2 3 4 A B C D 1 2 3 4 A CN651 F GRILLE PCB Keyboard Unit Consists of Inverter PCB Grille PCB RGB V.SRC RESET DETACH SENSE POWER DISC EJECT PLAY PAUSE STOP CHP/TR- CHP/TR+ EW UC,ES/RD,ES/RC EW EW EW R1906,1910,1938-1940,1947-1949 UC,ES/RD,ES/RD : 130 EW : 150 S1903-S1910 UC,ES/RD,ES/RC : CSG1112 EW : CSG1113 F 3.7GRILLE PCB 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 3.8 ENCODER UNIT M M1 Drive Motor CXB7612 Yellow Black Red White CN1102 ENCODER PCB Encoder Unit Consists of Encoder PCB SW PCB SW PCB G H DEG0 C G H 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 AVX-P7300DVD 1 2 3 4 A B C D 1 2 3 4 3.9 PU UNIT(REFERENCE) 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 MN677061ZYUB 5.0V 8.0V POWER SUPPLY 5.0V 3.3V POWER SUPPLY 5.0V 3.3V POWER SUPPLY 3.3V 2.7V 2.2V 1.65V 2.2V 1.65V 2 8 3 0 4 7 9 1 6 RF SIGNAL FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE CLOCK LINE F T C S CLK F T F T F T F T F T F T F T F T F T F T S C C S S C C S S C M M2 SPINDLE MOTOR CXB6218 M M3 CARRIAGE MOTOR CXB5955 M M1 LOADING MOTOR CXB5960 1/2 I DVD CORE UNIT V(FRONT END) 2/2 I 2/2 I PICKUP UNIT(SERVICE)(DP4) RF AMP BLOCK DISC DETECT SWITCH DRIVER BLOCK SERVO CONTROLLER BLOCK SERVO-C I I-a 1/2 3.10 DVD MECHANISM MODULE(1/2)(GUIDE PAGE) 1/2 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 SYSTEM CONTROLLER I/F SYSTEM CONTROLLER I/F MNZS25BDAUB 680 680 680 680 680 680 POWER SUPPLY 3.3V 2.7V 5 ^ & % $ # @ ! S C S C CLK 33.8MHz CLK CLK CLK CLK 2/2 I 2/2 I 2/2 I CK -CPU I/F OPTICAL DISC CONTROLLER BLOCK ODC-CPU I/F MPEG STREAM I-b I 1/2 1/2 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 POWER SUPPLY 5.0V 3.3V 2 2V 2.2V 1.65V 8 3 0 RF SIGNAL FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE CLOCK LINE F T C S CLK F T 1/2 I DVD CORE UNIT V(FRONT END) 2/2 I PICKUP UNIT(SERVICE)(DP4) RF AMP BLOCK SERVO-CPU I/F I-a I-b 1 2 3 I-a 1/2 (1/2) (1/2) 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 MN677061ZYUB 5.0V 8.0V POWER SUPPLY 5.0V 3.3V POWER SUPPLY 3.3V 2.7V 2.2V 1.65V 2 8 4 7 9 1 6 F T F T F T F T F T F T F T F T F F T S S C C S S C C S S C M M2 SPINDLE MOTOR CXB6218 M M3 CARRIAGE MOTOR CXB5955 M M1 LOADING MOTOR CXB5960 2/2 I DISC DETECT SWITCH DRIVER BLOCK SERVO CONTROLLER BLOCK 4 5 I-a 1/2 I-a I-b (1/2) (1/2) 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 SYSTEM CONTROLLER I/F SYSTEM CONTROLLER I/F MNZS25BDAUB POWER SUPPLY 3.3V 2.7V 5 CLK 33.8MHz CLK 2/2 I 2/2 I -CPU I/F OPTICAL DISC CONTROLLER BLOCK ODC-CPU I/F 1 2 3 I-b 1/2 I-a I-b (1/2) (1/2) 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 680 680 680 680 680 680 ^ & % $ # @ ! S C S C CLK CLK CLK 2/2 I CK MPEG STREAM I-a I-b 4 5 I-b 1/2 (1/2) (1/2) 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 R1814 0R0 R1813 0R0 R1812 0R0 R1815 0R0 PD6354B C1728 18p C1727 18p 1/2 I 1/2 I 1/2 I 1/2 I 1/2 I 1/2 I MICRO COMPUTER BLOCK POWER SUPPLY POWER SUPPLY 3.3V CLOCK FREQUENCY 5MHz 1.8V 6.3V(5.0V) 2.7V 3.3V › C CN261 I 2/2 3.11 DVD MECHANISM MODULE(2/2)(GUIDE PAGE) I-a 2/2 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 MN677532JAUB 470 200 A CN251 1/2 I 1/2 I MPEG STREAM 2/2 I DVD CORE UNIT V(BACK END) AV CHIP BLOCK CLK 33.8MHz AUDIO 2ch ANALOG OUT A CN252 POWER SUPPLY 3.3V * ( ) ¤ ‹ Silks : L1519,L1520,L1521 ⁄ L1536 Silk : R1536 I 2/2 I-b 2/2 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 R1814 0R0 R1813 0R0 R1812 0R0 R1815 0R0 PD6354B 1/2 I 1/2 I 1/2 I 1/2 I 1/2 I 1/2 I POWER SUPPLY 1.8V 6.3V(5.0V) 2.7V 3.3V › C CN261 I-a I-b 1 I-a 2/2 (2/2) (2/2) 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 C1728 18p C1727 18p MICRO COMPUTER BLOCK POWER SUPPLY 3.3V CLOCK FREQUENCY 5MHz 2 I-a 2/2 I-a I-b (2/2) (2/2) 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 1 470 A CN251 1/2 I 2/2 I DVD CORE UNIT V(BACK END) AV CHIP BLOCK CLK 33.8MHz AUDIO 2ch ANALOG OUT ¤ ‹ Silks : L1519,L1520,L1521 C CN261 I-b 2/2 I-a I-b (2/2) (2/2) 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8 2 MN677532JAUB 200 1/2 I MPEG STREAM A CN252 POWER SUPPLY 3.3V * ( ) Silks : L1519,L1520,L1521 ⁄ L1536 Silk : R1536 I-a I-b I-b 2/2 (2/2) (2/2) 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 AVX-P7300DVD 1 FEY 500mV/div. 1ms/div. Focus search 2 CH1: ASF 3 CH2: RFENV Focus search 200ms/div. 1ms/div. 1 CH1: FEY 500mV/div. 1ms/div. 4 CH2: FD 1V/div. 1ms/div. Focus close 2 CH1: ASF 3 CH1: RFENV Focus close 1 CH1: FEY 5 CH2: FOK Focus close 500mV/div. 10ms/div. 6 CH1: TEY 500mV/div. 1ms/div. Focus close(DVD) 6 CH1: TEY 500mV/div. 1ms/div. Focus close(CD) 1 CH1: FEY 4 CH2: FD Play 500mV/div.20ms/div. 6 CH1: TEY 7 CH2: TD Play 500mV/div.20ms/div. 8 CH1: RFOUT 0.1V/div. 0.1µs/div. Play(DVD surroundings on inside) 8 CH1: RFOUT 0.1V/div. 0.2µs/div. Play(CD) 6 CH1: TEY 9 CH2: CRGDRV Surroundings on inside-> surroundings on outside 500mV/div. 100ms/div. VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ 200mV/div. 2ms/div. VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ - Waveforms Note:1. The encircled number denote measuring pointes in the circuit diagram. 2. Reference voltage VHALF : 1.65V 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 AVX-P7300DVD 8 CH1: RFOUT200mV/div. 100µs/div. 0 CH2: BDO 2V/div. 100µs/div. Black dot 4 CH1: FD 1V/div. 100µs/div. 7 CH2: TD 500mV/div. 100µs/div. Black dot 6 CH1: TEY 1 CH2: FEY EDC1 mode set up(DVD) 500mV/div.1s/div. VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ VHALF→ ! CH1: STD1 @ CH2: STD4 # CH3: STD7 $ CH4: STENABLE G→ 5V/div. 2µs/div. G→ G→ G→ ←T % CH1: AVRTM ^ CH2: STCLK & CH3: STVALID $ CH4: STENABLE G→ 5V/div. 2µs/div. G→ G→ G→ ←T % CH1: AVRTM ^ CH2: STCLK & CH3: STVALID $ CH4: STENABLE G→ 5V/div. 50µs/div. G→ G→ G→ ←T * CH1: AOUT0 ( CH2: SRCKAV ) CH3: LRCKAV G→ 2V/div. 2µs/div. G→ G→ ←T ⁄ CH1: IEC958 1V/div. 500ns/div. G→ ←T ¤ CH1: LO ‹ CH2: RO G→ 1V/div. 500µs/div. G→ ←T › CH1: COMPO 200mV/div. 10µs/div. [White 100% output] G→ 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 AVX-P7300DVD A 1 2 3 4 B C D 1 2 3 4 J D CN1101 3.12 VIDEO SCHEMATIC 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 AVX-P7300DVD 5 6 7 8 A B C D 5 6 7 8J J VIDEO SCHEMATIC 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