Pioneer DEH-2750MP Service Manual Download Page 1

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4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan

PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936

PIONEER CORPORATION 2004

DEH-2790MP/XN/ID

CRT3396

HIGH POWER CD/MP3/WMA PLAYER WITH FM/AM TUNER

This service manual should be used together with the following manual(s):

CD Mech. Module : Circuit Description, Mech. Description, Disassembly

For details, refer to "Important Check Points for Good Servicing".

K-ZZA. NOV. 2004 Printed in Japan

www. xiaoyu163. com

QQ 376315150

TEL 13942296513

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

Summary of Contents for DEH-2750MP

Page 1: ...M AM TUNER DEH 2790MP XN ID DEH 2750MP XN GS DEH 2770MP XN CS This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 3158 CRT3394 S10 1AAC CD Mech Module Circuit Description Mech Description Disassembly For details refer to Important Check Points for Good Servicing K ZZA NOV 2004 Printed in Japan www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 ...

Page 2: ...nician Service Precaution 1 You should conform to the regulations governing the product safety radio and noise and other regulations and should keep the safety during servicing by following the safety instructions described in this manual 2 Before disassembling the unit be sure to turn off the power Unplugging and plugging the connectors during power on mode may damage the ICs inside the unit 3 To...

Page 3: ...semi broken wires scratches melting etc on the coating of the power cord Damaged power cords may lead to fire accidents so please be sure that there are no damages If you find a damaged power cord please exchange it with a suitable one 9 There should be no spark traces or similar marks on the power plug When spark traces or similar marks are found on the power supply plug please check the connecti...

Page 4: ...ORE UNIT S10 1 40 5 ELECTRICAL PARTS LIST 42 6 ADJUSTMENT 46 6 1 CD ADJUSTMENT 46 6 2 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT 48 6 3 ERROR MODE 50 6 4 SYSTEM MICROCOMPUTER TEST PROGRAM 51 7 GENERAL INFORMATION 52 7 1 DIAGNOSIS 52 7 1 1 DISASSEMBLY 52 7 1 2 CONNECTOR FUNCTION DESCRIPTION 55 7 2 PARTS 56 7 2 1 IC 56 7 2 2 DISPLAY 64 7 3 OPERATIONAL FLOW CHART 65 7 4 CLEANING 66 8 OPERATI...

Page 5: ...E 1 SPECIFICATIONS www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 6: ... D F A B E www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 7: ... D F A B E www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 8: ...g be sure to use parts of identical designation Screw adjacent to mark on the product are used for disassembly For the applying amount of lobricants or glue follow the instructions in this manual In the case of no amount instructions apply as you think it appropriate 15 1 8 4 3 2 13 www xiaoyu163 com QQ376315150 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 13942296...

Page 9: ...al See Contrast table 2 15 2 Installation Manual See Contrast table 2 15 3 Caution Card CRP1310 16 Case Assy CXB3520 17 Cord Assy XDE7008 Mark No Description Part No Mark No Description DEH 2790MP XN ID DEH 2750MP XN GS DEH 2770MP XN CS 11 Carton CHG5470 CHG5434 CHG5435 12 Contain Box CHL5470 CHL5434 CHL5435 15 1 Owner s Manual CRD3939 CRD3939 CRD3937 15 2 Installation Manual CRD3940 CRD3940 CRD39...

Page 10: ... B E 2 2 EXTERIOR www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 11: ...30FZK 37 Chassis Unit CXC3600 38 Detach Grille Assy See Contrast table 2 39 Screw BPZ20P100FZK 40 Button TA VOLUME CAC8924 41 Button UP DOWN LEFT RIGHT CAC8926 42 Button BTB SOURCE CAC8927 43 Button 1 6 LOCAL BSM CAC8929 44 Button EJECT AUDIO CAC8930 45 Button DETACH CAC8931 46 Button DISPLAY BAND CAC8934 47 Spring CBH2210 48 Cover CNS8042 49 LCD CAW1848 50 Connector CN1801 CKS3580 51 Holder CND24...

Page 12: ... 11 89 43 70 14 31 65 85 66 85 31 35 14 74 85 1 2 3 R 91 12 33 61 63 21 79 57 58 62 80 13 4 86 I 45 28 7 24 47 P 41 20 40 69 39 30 P 19 56 F E 22 81 15 G 26 5 54 37 55 93 92 10 C 1GEM1024 2GEM1045 3GEM1035 1 1 1 1 1 1 1 1 2 2 2 2 1 1 1 1 1 2 2 1 3 www xiaoyu163 com QQ376315150 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 13942...

Page 13: ... Arm CNV8403 46 Rack CNV8374 47 Holder CNV8376 48 Holder CNV8377 49 Arm CNV8378 50 Gear CNV8379 51 Gear CNV8380 52 Gear CNV8381 53 Gear CNV8382 54 Gear CNV8383 55 Gear CNV8384 56 Rack CNV8385 57 Arm CNV8386 58 Arm CNV8387 59 Guide CNV8388 60 Roller CNV7218 61 Gear CNV8389 62 Arm CNV8391 63 Arm CNV8390 64 Arm CNV8392 65 Damper CNV7313 66 Damper CNV7314 67 Arm CNV8394 68 Arm CNV8395 69 Guide CNV8396...

Page 14: ...3 VDCONT 49 S 812C33AUA C2N MICRO COMPUTER IC 701 PE5454A 4 V3R3D 19 BDATA BSCK VD2 VDD 2 15 5 1 4 14 VD2 VDCONT reset 14 15 RESET 30 31 8EJ 12EJ X1 X2 I I 2 E TUN L 3 CDL SYSTEM C IC 6 PE CN401 1 2 CN651 TUNER AMP UNIT CD L A TUN 3 3V VCC VDD ANTENNA A 14 B UP VDD 78 5 3 4 2 VDCONT VD RESET Q991 VDSENS BRST BRXEN BSRQ BDATA BSCK VDSENS 21 5 19 22 9 20 Q992 FM AM TUNER UNIT FMRF ANT adj RF adj FM ...

Page 15: ...NPCE1 TUNPCE2 LDET TUNPDI RESET RESET TUNPDO SL 56 55 11 60 61 12 76 TUNPCK 13 TUNPDO LDET TU 3 3V TUN 3V REG B UP SYS 8V REG TUNPDI CE1 CE2 SL TUNPCK Q912 DALMON 32 B UP VCC 20 6 6 4 8 3 5 7 6 4 8 3 SW5V SW5V SWVDD SOURCE DSENS ILM DPDT KYDT SOURCE 21 INTRQ 66 DSENS 65 ILMPW 22 DPDT 9 KYDT 8 R Lch CN352 2 FLIN 14 IC 901 BA33BC0FP Q822 DSENS SOURCE SWVDD SWVDD BSENS ASENS BSENS ASENS X1 X2 70 X601...

Page 16: ...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 c...

Page 17: ...B REM ACC CEK1208 10A RR RR FR FR A TUNER AMP UNIT www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 18: ...ID DEH 2770MP XN CS dsene source VSS AVDD AVREF1 bsrq FM AM TUNER UNIT C CN901 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 19: ...f 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 B CN1801 FM AM TU www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 ...

Page 20: ...P GND B REM ACC CEK1208 10A A TUNER AMP UNIT www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 21: ...GND RL RL FL FL B REM ACC CEK1208 10A RR RR FR FR www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 22: ... 3 3 KEYBOARD UNIT B www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 23: ...A CN831 B KEYBOARD UNIT www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 24: ...B8933 LOADING CARRIAGE MOTOR CD DRIVER T F F T T T F F F T C S T F S C F F T T S S C C C C S S T T F F 1 3 2 0 9 7 8 5 4 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 25: ...rlined indicates the switch position CD CORE UNIT S10 1 C A CN651 F SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE T C S 3V REGULATOR 3 3V REGULATOR MICRO COMPUTER 6 www xiaoyu163 com QQ376315150 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 xi...

Page 26: ...P UNIT P10 SERVICE T F F T T T F F F T C S T T F F www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 27: ...33 LOADING CARRIAGE MOTOR CD DRIVER T F S C F F T T S S C C C C S S 1 3 2 0 9 7 8 5 4 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 28: ...nderlined indicates the switch position CD CORE UNIT S10 1 C F SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE T C S 3 3V REGULATOR www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 29: ...EL1 SRAMLEVEL2 TYPE_A D A CN651 3V REGULATOR MICRO COMPUTER 6 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 30: ...ration CD DA Play operation Ref REFO Mode Normal FE 0 FIN TE 9 TIN 500mV div 500mV div 500mV div 500mV div 20ms div CD ROM play operation Regular track Jump Ref REFO Mode Normal MDX 7 SIN 2V div 1V div 5µs div Ref REFO Mode Normal MDX 7 SIN 1V div 200mV div 50ms div Spindle waveform during play operation Spindle waveform during play operation Wider Ref REFO Mode Normal 7 SIN 8 CIN 9 TIN 1V div 500...

Page 31: ... 5V div 500ms div 12 cm CD Eject operation CD DA CD ROM mode change Band key Ref GND Mode Normal RFAGC TE 9 TIN 1V div 500mV div 500mV div 500µs div 4 Tracks Jump waveform 32 Tracks Jump waveform Ref REFO Mode TEST RFAGC TE 9 TIN 1V div 500mV div 500mV div 2ms div Ref REFO Mode TEST RFAGC TE 9 TIN 1V div 500mV div 500mV div 1ms div 10 Tracks Jump waveform Ref REFO Mode TEST 1 DSCSNS 5 CLCONT 4 LOE...

Page 32: ...Mode Normal RFAGC 9 TIN TE 0 FIN 1V div 1V div 1V div 1V div 500µs div Black dot 800µm during play Ref REFO Mode Normal www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 33: ... D F A B E www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 34: ...rts for several destination For further information for respective destinations be sure to check with the schematic dia gram 2 Viewpoint of PCB diagrams C CN901 B CN1801 CORD AS 1 2 3 4 5 6 7 8 11 12 13 14 15 16 9 10 www xiaoyu163 com QQ376315150 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 h...

Page 35: ...NNA FM AM TUNER UNIT 1 4 2 3 11 12 13 14 15 16 9 0 1 2 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 36: ...UNER AMP UNIT PCL TEST 1 1 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 37: ...A B E A SIDE B T www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 38: ...L VOL BTB SRC 1 2 3 4 5 6 LOC BAND DISPLAY DOWN UP RIGHT LEFT AUDIO EJECT www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 39: ...EYBOARD UNIT SIDE B A CN831 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 40: ... PICKUP UNIT P10 SERVICE HOME M2 LOADING CARRIAGE MOTOR M1 SPINDLE MOTOR E F REFO1 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 41: ...UNIT S10 1 SIDE B 12EJ 8EJ DSCSNS www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 42: ...de HZS6L B2 D 921 A 22 84 Diode HZS9L B3 D 931 A 67 112 Diode HZS7L C3 D 932 A 49 109 Diode HZS7L A1 D 991 A 17 62 Diode HZS7L C3 L 151 A 142 66 Inductor LAU2R2K L 401 A 154 54 Inductor LAU2R2K L 402 A 143 91 Inductor LAU2R2K L 404 B 157 97 Inductor LCTAW4R7J2520 L 601 A 90 81 Ferri Inductor LAU100K L 602 A 101 63 Inductor LAU2R2K L 651 A 47 54 Ferri Inductor LAU100K L 801 A 90 21 Inductor LAU2R2K...

Page 43: ...6 Circuit Symbol and No Part No C 353 A 132 116 CEJQ2R2M50 C 354 A 132 107 CEJQ2R2M50 C 401 B 158 66 CKSRYB103K50 C 402 B 152 56 CKSRYB103K50 C 403 A 149 54 CEJQ470M6R3 C 404 A 148 91 CEJQ101M10 C 405 B 165 93 CKSRYB103K50 C 409 B 144 54 CCSRCH470J50 C 420 B 102 40 CCSRCH470J50 C 451 A 129 131 CEJQ330M10 C 601 B 66 79 CKSRYB103K50 C 603 A 98 85 CEJQ4R7M35 C 604 B 96 71 CCSRCH200J50 C 605 B 99 71 C...

Page 44: ...35 88 RS1 16SS183J R 601 B 43 59 RS1 16S101J R 602 B 41 62 RS1 16S101J R 606 B 44 67 RS1 16S0R0J R 607 B 43 56 RS1 16SS0R0J R 608 B 36 67 RS1 16SS0R0J R 705 B 50 59 RS1 16SS221J R 706 B 57 61 RS1 16SS221J R 707 A 62 47 RS1 16SS473J R 708 B 50 57 RS1 16SS221J R 710 A 28 77 RS1 16SS102J R 711 B 44 53 RS1 16SS221J R 714 B 51 53 RS1 16SS473J R 716 A 63 56 RS1 16SS472J R 719 B 49 45 RS1 16SS221J R 720 ...

Page 45: ...SYB103K16 C 305 B 34 92 CEVW101M16 C 307 B 56 90 CKSSYB104K10 C 601 B 46 60 CCSRCH102J50 C 602 B 41 65 CCSRCH102J50 C 701 A 64 46 CKSSYB104K10 C 703 B 50 61 CKSSYB103K16 C 706 B 50 62 CKSSYB104K10 C 707 A 36 45 CKSSYB104K10 C 712 A 22 42 CKSRYB224K16 C 714 B 60 45 CKSSYB104K10 C 716 A 61 40 CKSSYB103K16 C 722 B 52 48 CKSQYB475K6R3 C 723 A 26 41 CKSRYB105K10 C 903 B 56 70 CKSSYB471K50 C 906 A 40 77...

Page 46: ...he RFI and RFO signals with a wide frequency range are easy to oscillate When observing the signals insert a resistor of 1k ohms in series The load and eject operation is not guarantied with the mechanism upside down If the mechanism is blocked due to mistaken eject operation reset the product or turn off and on the ACC to restore it 2 Test mode This mode is used to adjust the CD mechanism module ...

Page 47: ...of the external surface CRG TR Jump Direction of the internal surface U CLS and AGC and Applicable servomechanism AGC AGC display setting RF Gain switching Offset adjustment display T Balance adjustment T Open Close S Curve Rough Servo and RF AGC SPDL 1X 2X switching As for the double speed 2x audio output cannot be supported Error Rate measurement 1st ON ERR count Beginning 30Sec 2nd ON BER displ...

Page 48: ...e focus the display should read 91 Press key 2 to implement the tracking balance adjustment the display should now read 81 Press key 3 The display will change returning to 81 on the fourth press 4 As shown in the diagram above monitor the LPF outputs using the oscilloscope and check that the phase difference is within 75 Refer to the photographs supplied to determine the phase angle 5 If the phase...

Page 49: ...0 30 90 Ech Xch 20mV div AC Fch Ych 20mV div AC www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 50: ...otection doesn t work out of Focus soon Scratch on Disc Severe dirt and vibration 12 Electricity Spindle Lock NG Not spindle lock Wrong subcode can t read Subcode NG RF amp NG Defective Spindle Scratch and dirt on Disc Intense vibration The appropriate gain of the RF amp cannot be obtained Defective spindle Blanc CD R disc Disc inserted upside down Scratched or dirty disc Severe vibration Abnormal...

Page 51: ...m the PCL terminal Pin 14 The frequency of the clock signal is 786 432kHz that is one 16th of the fundamental frequency The clock signal should be 786 432kHz 31 5Hz If the clock signal is out of the range the X tal X601 should be replaced with new one www xiaoyu163 com QQ376315150 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 1...

Page 52: ... screw 1 Remove the four screws Disconnect the connector and then remove the CD Mechanism Module 2 Release the two latchs and then remove the Grille Assy 2 2 1 2 2 2 3 3 3 4 Remove the three screws 2 Straighten the tabs at three locations indicated 3 Remove the screw and then remove the Tuner Amp Unit 4 www xiaoyu163 com QQ376315150 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...

Page 53: ...iage mechanism remove the three dampers 4 With the frames removed insert the connectors coming from the main unit and eject the disc Caution Before installing the carriage mechanism in the frames be sure to apply some alcohol to the dampers and set the mechanism to the clamp mode Do not squeeze Lower Frame Damper Carriage Mechanism A C A B B Damper Damper C A A A Upper Frame www xiaoyu163 com QQ37...

Page 54: ...g from the hook of the inner holder lift the end of the feed screw Caution In assembling move the planet gear to the load eject position before setting the feed screw in the inner holder Shorting Solder Planet Gear Change Arm Inner Holder Styling Holder Feed Screw Washer Pickup Lock Arm www xiaoyu163 com QQ376315150 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 1394...

Page 55: ...No 9 10 11 12 13 14 15 16 RL FL RL FL RR FR RR FR ANTENNA JACK RCA OUTPUT 10A 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 56: ...enable signal input output Not used ROM collection data output ROM collection clock output ROM collection chip select output RDS decoder receiving output Not used VD output Not used System power output Not used Wired remote control input Not used System mute output Auto antenna control output Not used E VOL strobe output E VOL data output E VOL clock output Not used PLL chip enable output 2 PLL ch...

Page 57: ...stal oscillator connection pin GND Not used VSS VDD VDD Signal level input Temperature detection input VD power supply short circuit input P BUS serial pole request input Wired remote control input Not used IC s marked by are MOS type Be careful in handling them because they are very liable to be damaged by electrostatic induction BA33BC0FP Vref 3 2 1 VCC NC OUT Vref OCP TSD www xiaoyu163 com QQ37...

Page 58: ... 20 KYDT O Key data output 21 MODA GND 22 X0 Crystal oscillator connection pin 23 X1 Crystal oscillator connection pin 24 VSS GND 25 26 KDT2 3 I Key data input 27 NC Not used 28 KST4 O Key strobe output 29 32 NC Not used 33 55 SEG35 13 O LCD segment output 56 VDD Power supply 57 64 SEG12 5 O LCD segment output PD6340A 49 48 33 32 17 16 1 64 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942...

Page 59: ...igital circuits 45 DIN I Input of audio data 46 DOUT O Output of audio data 47 SCKIN I Clock input for audio data 48 SCKO O Clock output for audio data 49 LRCKIN I Input of LRCK for audio data 50 LRCK O Output LRCK for audio data 51 xtalen I Permission to oscillate 16 9344MHz 52 D1 VDD Power supply for 1 6V digital circuits 53 RFCK HOLD O Output of RFCK HOLD signal 54 WFCK MIRR O Output of WFCK MI...

Page 60: ... of RF AGC 120 121 EQ2 1 I Equalizer 2 1 122 RF2 I Reversal input of RF2 123 RF I Reversal input of RF 124 A GND Ground for the analog system 125 A I Input of A 126 C I Input of C 127 B I Input of B 128 D I Input of D 129 F I Input of F 130 E I Input of E 131 VREFIN I Input of reference voltage 132 A VDD Power supply for the analog system 133 REFOUT O Output of reference voltage 134 REFC I Connect...

Page 61: ...S I Disc state sense input 31 8EJ S905 I Input of detection of 8 cm disc ejection 32 12EJ S904 I Input of detection of 12 cm disc ejection 33 EVSS E power supply GND 34 EVDD E power supply Positive power supply 35 36 SRAMLEVEL0 1 O C SRAM level meter output 37 EMPH O C Emphasis information output 38 emph O C Emphasis information output 39 42 NC Not used 43 adena O C A D reference voltage supply co...

Page 62: ...ed 94 csens I Flap closing sense input 95 TYPE_A D I CD DA analog digital output change setup 96 testin I Chip check test program starting input 97 HOME I Home SW sense input 98 TEMP Temperature information sense input 99 VDSENS VD power supply short sense input 100 NC Not used PE5454A 25 26 50 51 75 76 100 1 NJM2885DL1 33 Format Meaning C CMOS IN 1 GND 2 OUT 3 Bandgap Reference Thermal Protection...

Page 63: ...M pin 13 is connected with a power supply of micro computer 14 DO O data out Data output 15 DGND digital ground Ground of digital block 16 NC non connection Not used 17 VDD_3 3 power supply The power supply for digital block 3 3V 0 2V 18 NC non connection Not used 19 NC non connection Not used 20 NC non connection Not used 21 NC non connection Not used 22 AUDIOGND audio ground Ground of audio bloc...

Page 64: ...2 2 DISPLAY LCD CAW1848 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 65: ...ation SYSPW H Pin 43 Starts communication with Grille microcomputer Source ON 300ms 300ms In case of the above signal the communication with Grille microcomputer may fail If the time interval is not 300msec the oscillator may be defective www xiaoyu163 com QQ376315150 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...

Page 66: ...cribed cleaning tools Portions to be cleaned Cleaning tools CD pickup lenses Cleaning liquid GEM1004 Cleaning paper GED 008 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 67: ... B E 8 OPERATIONS www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 68: ... D F A B E www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 69: ... D F A B E www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 70: ... Panel Function use the supplied fixing screws and fix the front panel to this unit Fixing screw CXX1066 Fixing screw CXX1066 www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

Page 71: ...e white To system control terminal of the power amp or Auto antenna relay control terminal max 300 mA 12 V DC This Product Rear output Antenna jack Yellow To terminal always supplied with power regardless of ignition switch position Red To electric terminal controlled by ignition switch 12 V DC ON OFF Black ground To vehicle metal body Perform these connections when using the optional amplifier ww...

Page 72: ...rating g g g Checking the grating g g g Two pieces Name Jig No Remarks www xiaoyu163 com QQ376315150 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 http www xiaoyu163 com ...

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