Pioneer FX-MG8506ZT Service Manual Download Page 34

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FX-MG8506ZT,MG8506ZT-91,MG8606ZT,MG8606ZT-91

M5 SPINDLE
CXM1120

DISC INSERT DETECT

M4 CARRIAGE
CXB3178

MOTOR PCB(B)

PICKUP UNIT

(SERVICE)(P8)

RF AMP/
AUTO POWER
CONTROL

CD DRIVER

CD CORE UNIT(SERVO UNIT)

3.6 CD CORE UNIT(SERVO UNIT)

D E

Summary of Contents for FX-MG8506ZT

Page 1: ... TOYOTA PART No ID No PIONEER MODEL No LEXUS LS430 EUROPE August 2000 86120 50610 P3900 FX MG8506ZT EW LEXUS LS430 EUROPE August 2000 86120 50770 P3900 FX MG8506ZT 91 EW LEXUS LS430 UNITED KINGDOM August 2000 86120 50620 P3901 FX MG8606ZT EW LEXUS LS430 UNITED KINGDOM August 2000 86120 50780 P3901 FX MG8606ZT 91 EW LS430 Service Manual ...

Page 2: ... ID No P3900 ID No P3901 This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 631 CRT1640 2L Cassette Mech Module Mech Description Disassembly CX 890 CRT2376 G1 CD Mech Module Circuit Description Mech Description Disassembly CONTENTS 1 SAFETY INFORMATION 4 2 EXPLODED VIEWS AND PARTS LIST 5 3 BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 16 4 PCB CO...

Page 3: ...he power off since an internal IC might be destroyed when a con nector is plugged or unplugged 3 Please checking the grating after changing the ser vice pickup unit see page 73 When the Repair is Complete When the repair is complete make the CD mechanism ready for transportation Bup On Acc OFF SEEK TRACK UP DISC CD Acc ON Bup OFF Acc OFF Shift completion to the transportation mode Disc loading slo...

Page 4: ... and safely you should not risk trying to do so and refer the repair to a qualified service technician 1 Safety Precautions for those who Service this Unit When checking or adjusting the emitting power of the laser diode exercise caution in order to get safe reliable results Caution 1 During repair or tests minimum distance of 13cm from the focus lens must be kept 2 During repair or tests do not v...

Page 5: ...91 MG8606ZT MG8606ZT 91 2 EXPLODED VIEWS AND PARTS LIST 2 1 EXTERIOR FX MG8506ZT EW FX MG8506ZT 91 EW 5 35 NOTE Please use the gray part shown in figure above cut ting off when you exchange the rubber CNV5881 for new parts ...

Page 6: ...6 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 ...

Page 7: ...969 44 Connector CDE6293 45 Lighting Conductor CNV6638 46 SW Unit CWM6872 47 Connector CN905 CKS4354 48 Grille Unit CXB6927 49 Screw BPZ20P080FMC 50 Door CAT2151 51 Washer CBF1037 52 Spring CBH2339 53 Gear CNV6116 54 Bracket Unit CXB5254 55 Screw IMS20P030FMC 56 86208 50010 CXB6031 FX MG8506ZT EW 57 86207 50010 CXB6032 FX MG8506ZT EW 58 Screw BMZ20P020FMC 59 Screw BMZ26P030FMC 60 Cassette Mechanis...

Page 8: ...MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 2 2 EXTERIOR FX MG8606ZT EW FX MG8606ZT 91 EW 35 NOTE Please use the gray part shown in figure above cut ting off when you exchange the rubber CNV5881 for new parts ...

Page 9: ...9 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 ...

Page 10: ... 40 Spring CBH2427 41 Screw BPZ20P080FMC 42 Button EJECT CAC5969 43 Button LOAD CAC5968 44 Connector CDE6293 45 Lighting Conductor CNV6638 46 SW Unit CWM6872 47 Connector CN905 CKS4354 48 Grille Unit CXB6927 49 Screw BPZ20P080FMC 50 Door CAT2151 51 Washer CBF1037 52 Spring CBH2339 53 Gear CNV6116 54 Bracket Unit CXB5254 55 Screw IMS20P030FMC 56 86208 50010 CXB6031 FX MG8606ZT EW 57 86207 50010 CXB...

Page 11: ...11 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 2 3 CD MECHANISM ...

Page 12: ...79 50 Spacer CLA3194 51 Roller CLA3248 52 Bush CLA3353 53 Shaft CLA3469 54 Shaft CLA3693 55 Steer CNC7215 56 Steer CNC7216 57 Cam CNC8774 58 Holder CNC7235 59 Gear CNC7236 60 Gear CNC8883 61 Lever CNC7243 62 Lever CNC7244 63 Lever CNC7245 64 Lever CXB4944 65 Cover CNC7441 66 Holder Unit CXB4946 67 Lever CNC9088 68 Gear CNC8140 69 Sheet CNM6840 70 PCB CNP5764 71 PCB CNP6010 72 Gear CNR1479 73 Gear ...

Page 13: ...otor Unit M1 Cam Gear CXB6929 155 Motor Unit M3 ELV CXB3175 156 Screw JFZ20P025FMC 157 Loading Arm L Assy CXB3171 158 Loading Arm L Assy Service CXX1415 159 Screw CBA1453 160 Washer CBF1038 161 Loading Arm R Assy Service CXX1457 162 Washer CBF1074 163 Spring CBH2136 164 Arm CNC7241 165 Arm CXB4449 166 Holder CBL1508 167 Belt CNT1079 168 Holder CNV5055 169 Pulley CNV5057 170 Roller CNV6209 171 Guid...

Page 14: ...14 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 2 4 CASSETTE MECHANISM MODULE ...

Page 15: ...r ENR1023 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 ENR1037 38 Lever ENV1533 39 Arm ENV1525 40 Gathering PCB ENX1037 41 Gathering PCB ENX1060 42 Switch S1 S2 ESG1004 43 Motor Unit M2 SUB EXA1382 44 Chassis Unit EXA1559 45 Tube ENM1039 46 Roller ENR1027 47 Reel Unit EXA1560 48 Head Base Unit EXA1434 49 Le...

Page 16: ...101 UPC2572GS RF AMP IC 201 UPD63702AGF DIGITAL SERVO PROCESSOR DIGITAL SIGNAL PROCESSOR µ COMPUTER INTERFACE 35 69 EFM CD 4CH DRIVER IC 301 BA5986FM 14 11 16 15 22 BVD V5 MUTE 9 MD SD TD FD 74 10 11 VR2 XTAL XTAL X201 5V VD CONT CN201 CN801 5V VD CN301 WDCK RFCK RAOV LRCK SCKO DOUT MCK IC 501 CXD2511R SHOCKPROOF CONTROLLER BCK DATA LRCK XTLI 39 5 12 IC 601 AK4321VF 8fs DF D A LPF CN701 6 18 DEMO ...

Page 17: ... 6 1 2 IC303 NJM2068MD 2 1 IC305 TC74HC4066AF ANALOG SW 4 3 1 2 Q303 Q833 Q831 Q305 Q601 EJ EJ BU SW5V BU MUTE Q801 ISENS Q805 BSENS Q806 ASENS Q807 ILL Q825 ilsens 23 bsens 20 asens 19 2 5 8 ILL 94 TX 30 RX1 29 RX2 21 IPPW 22 reset 12 mode 54 ENC1 55 ENC1 56 power 88 ENC2 87 ENC2 86 illpow 52 CDILL dssill 49 53 cdej 18 dload 73 ILL 4 csej 75 VDD S924 DCLOSE S923 LOAD S922 CD EJECT CN903 CN905 CN9...

Page 18: ...TE ILL2 SELECTOR CD ILL SELECTOR CD CONTROLLER CD 0dB 1kHz 2 1dBs TAPE 250nwb m 315Hz 7 2dBs TAPE CD 4 8dBs 2 2dBs A A a A a A b A b A a A b A b A a Large size SCH diagram Guide page Detailed page A a 3 2 OVERALL CONNECTION DIAGRAM GUIDE PAGE FX MG8506ZT EW Note When ordering service parts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST ...

Page 19: ...lacing 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 ENC2P ENC2M UNBALANCE TO BALANCE CONVERTER ANALOG SWITCH HARD MUTE BUS DRIVER VDD 5V REGULATOR LPF AUDIO 8 5V REGULATOR CD 9V REGULATOR I...

Page 20: ...T MG8506ZT 91 MG8606ZT MG8606ZT 91 A MAIN UNIT NIT STS UNIT N CN251 MODE MIXING AMP CD MUTE TAPE MUTE CD 0dB 1kHz 2 1dBs TAPE 250nwb m 315Hz 7 2dBs TAPE CD 4 8dBs 2 2dBs A 1 2 3 4 B C D 1 2 3 4 A a A b A a 1 2 3 4 5 ...

Page 21: ...21 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 KEYBOARD UNIT C G CD CORE UNIT S ILL1 SE ILL2 SELECTOR CD ILL SELECTOR CD CONTROLLER 5 6 7 8 A B C D 5 6 7 8 A a A b A a 7 6 8 ...

Page 22: ...herefore 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 UNBALANCE TO BALANCE CONVERTER ANALOG SWITCH HARD MUTE BUS DRIVER VDD 5V REGULATOR SYSTEM CONTROLLER TAPE 1 2dBs A 1 2 3...

Page 23: ...23 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 ENC2P ENC2M LPF AUDIO 8 5V REGULATOR CD 9V REGULATOR ILLUMINATION 8V REGULATOR ILL1 SELECTOR RESET 5 6 7 8 A B C D 5 6 7 8 A a A b A b 6 7 8 ...

Page 24: ...IT N CN251 MIXING AMP CD MUTE TAPE MUTE ILL2 SELECTOR CD ILL SELECTOR CD CONTROLLER CD 0dB 1kHz 2 1dBs TAPE 250nwb m 315Hz 7 2dBs TAPE CD 4 8dBs 2 2dBs A A a 3 3 OVERALL CONNECTION DIAGRAM GUIDE PAGE FX MG8606ZT EW Note When ordering service parts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST ...

Page 25: ...ing 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 MODE ENC2P ENC2M UNBALANCE TO BALANCE CONVERTER ANALOG SWITCH HARD MUTE BUS DRIVER VDD 5V REGULATOR LPF AUDIO 8 5V REGULATOR CD 9V REGULATOR...

Page 26: ...6ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 A MAIN UNIT NIT STS UNIT N CN251 MIXING AMP CD MUTE TAPE MUTE CD 0dB 1kHz 2 1dBs TAPE 250nwb m 315Hz 7 2dBs TAPE CD 4 8dBs 2 2dBs A a A b A a 1 2 3 4 5 ...

Page 27: ...27 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 5 6 7 8 A B C D 5 6 7 8 KEYBOARD UNIT C G CD CORE UNIT S ILL1 SE ILL2 SELECTOR CD ILL SELECTOR CD CONTROLLER A a A b A a 7 6 8 ...

Page 28: ...ety 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 UNBALANCE TO BALANCE CONVERTER ANALOG SWITCH HARD MUTE BUS DRIVER VDD 5V REGULATOR SYSTEM CONTRO...

Page 29: ...29 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 5 6 7 8 A B C D 5 6 7 8 MODE ENC2P ENC2M LPF AUDIO 8 5V REGULATOR CD 9V REGULATOR ILLUMINATION 8V REGULATOR ILL1 SELECTOR RESET A a A b A b 6 7 8 ...

Page 30: ...30 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 1 3 2 4 5 KEYBOARD UNIT B C SW UNIT 1 3 2 4 5 TAPE EJECT TA 3 4 SW UNIT KEYBOARD UNIT FX MG8506ZT EW B C ...

Page 31: ...31 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 5 6 7 8 A B C D 5 6 7 8 CN804 MAIN UNIT A C B ...

Page 32: ...32 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 1 3 2 4 5 KEYBOARD UNIT B C SW UNIT 1 3 2 4 5 TAPE EJECT TA 3 5 SW UNIT KEYBOARD UNIT FX MG8606ZT EW B C ...

Page 33: ...33 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 5 6 7 8 A B C D 5 6 7 8 CN804 MAIN UNIT A C B ...

Page 34: ...8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 M5 SPINDLE CXM1120 DISC INSERT DETECT M4 CARRIAGE CXB3178 D MOTOR PCB B PICKUP UNIT SERVICE P8 RF AMP AUTO POWER CONTROL CD DRIVER E CD CORE UNIT SERVO UNIT 3 6 CD CORE UNIT SERVO UNIT D E ...

Page 35: ...35 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 5 6 7 8 A B C D 5 6 7 8 FOCUS TRACKING CARRIAGE SPINDLE DIGITAL SERVO DIGITAL SIGNAL PROCESSOR D A CONVERTER F E ...

Page 36: ...6ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 E CD CORE UNIT SERVO UNIT M1 CXB6929 Q1 RPI 221 M3 CXB3175 F MOTOR PCB A ELV SENSE SURE TRACK MEMORY CONTROLLER G CD CORE UNIT STS UNIT MOTOR DRIVER H 5V REGULATOR 3 7 CD CORE UNIT STS UNIT F G ...

Page 37: ...37 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 5 6 7 8 A B C D 5 6 7 8 ROLLER D A CONVERTER 4M DRAM CN MOTOR DRIVER ER G A CN701 ...

Page 38: ...cus close 1ms div 8 CH1 TEY 0 5V div 9 CH2 TIN 0 5V div Test mode 32 tracks jump FWD 0 5ms div 8 CH1 TEY 0 5V div 9 CH2 TIN 0 5V div Test mode Single jump FWD 0 5ms div 6 CH1 FEY 0 1V div 3 CH2 FIN 0 2V div Normal mode Play 20ms div 3 CH1 FIN 0 5V div 0 CH2 SIN 1V div Normal mode Focus close 0 5s div GND GND GND GND Waveforms 0 SIN 0 5V div 0 1s div Normal mode Play REFOUT REFOUT REFOUT REFOUT REF...

Page 39: ...lose Tracking open 2ms div 6 CH1 FEY 0 2V div 3 CH2 FIN 0 5V div Normal mode During AGC 1ms div EFM 1V div 2µs div Play 0 2s div Dout 2V div 5µs div Play LRCK 2V div 10µs div ADRMON 1V div 1s div Normal mode Starting play GND REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT REFOUT 1 CH1 RFO 1V div CH2 HOLD 5V div Normal mode The defect part passes 800µm 50...

Page 40: ...div 9 CH2 TIN 0 5V div Test mode 100 tracks jump FWD 8 CH1 TEY 0 5V div 9 CH2 TIN 0 5V div Normal mode Play 10ms div 5ms div REFOUT REFOUT SCKO 2V div 500ns div Play REFOUT CH1 RCH 2V div CH2 LCH 2V div Normal mode PLAY 0dB 1kHz 200µs div AAGND AAGND REFOUT REFOUT ...

Page 41: ...ZT 91 1 2 3 4 A B C D 1 2 3 4 H I J L M K CXB3177 G CN802 MAX DETECT SWITCH PCB UNIT A PCB UNIT C PCB UNIT E PCB UNIT B PCB UNIT D LOAD MOTOR PCB CPT230SCTD CPT230SCTD S886 CSN1052 S887 CSN1051 3 8 PCB UNIT A B C D E LOAD MOTOR PCB M J I H K L ...

Page 42: ...R FR FL C302 R1 VR302 33K B 8 24dBs 300mV 1dB Fwd R Fwd L Rev R Rev L NFI L RIN L RIP FIN L GND GND FIN R VREF RIN R NFI R M OUT R EQOUT R TAI R BIAS RAI R PBOUT R DET L MUTE MSGV R MAOUT MSI MSDET MSGV F R 120 70 NR MOUT L EQOUT L TAI L NC RAI L PBOUT L NC DET L MSGV S CN252 CN251 DOLBY B NR IC251 VR301 33K B C310 R1 C309 R1 R321 0R0 VCC CCP1280 CCP1280 NC MSOUT NC NC R260 13K R262 270K C401 4700...

Page 43: ... UNIT MAIN MOTOR EXA1499 M2 MOTOR UNIT SUB MOTOR EXA1382 RS3 RS2 RS1 SC2 SC1 TAB MC CE VCC2 NC VCC MCS RRS FRS RSB C TAB MS2 NC NC MM SM1 RRS GND FRS mtl RSB load CN253 CN254 MECHANISM DRIVER IC351 PA2020A R375 0R0 R404 270K C405 R033 R277 220K R278 100K 16 PCB UNIT REEL PCB S1 LOAD ESG1004 S2 ESG1004 70µs MODE SENSE EGN1 EGN1005 EGN2 EGN1006 FWD END SENSE EGN3 EGN1006 REV END SENSE 7 7 8 NM MCS R...

Page 44: ...RAM 4 1 MAIN UNIT Capacitor Connector P C Board Chip Part SIDE A SIDE B 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 C CN902 ...

Page 45: ...45 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 FRONT 5 6 7 8 A B C D 5 6 7 8 A SIDE A N CN251 G CN701 ...

Page 46: ...46 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 FRONT A 1 2 3 4 B C D 1 2 3 4 A A MAIN UNIT ...

Page 47: ...47 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 T 5 6 7 8 A B C D 5 6 7 8 A SIDE B ...

Page 48: ...48 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 DCLOSE A 1 2 3 4 B C D 1 2 3 4 4 2 SW UNIT B SW UNIT FX MG8506ZT EW B C CN903 SIDE A LOAD CD EJECT DCLOSE B SW UNIT FX MG8606ZT EW C CN903 CD EJECT LOAD ...

Page 49: ...49 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 1 2 3 4 A B C D 1 2 3 4 B B SW UNIT SIDE B ...

Page 50: ...3 4 1 2 3 4 5 1 2 3 4 5 4 3 KEYBOARD UNIT C KEYBOARD UNIT FX MG8506ZT EW C SIDE A POWER VOL TUNE AM FM TAPE DISC TA TAPE EJECT SEEK TRACK CH PROG DISC 1 2 3 4 5 1 2 3 4 5 C KEYBOARD UNIT FX MG8606ZT EW TUNE POWER VOL DISC TAPE FM AM TAPE EJECT TA SEEK TRACK CH PROG DISC ...

Page 51: ...51 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 1 2 3 4 A B C D 1 2 3 4 C SIDE B C KEYBOARD UNIT A CN804 B CN905 ...

Page 52: ...52 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 4 4 CD CORE UNIT SERVO UNIT F E REFOUT PICKUP UNIT SERVICE D F CD CORE UNIT SERVO UNIT E SIDE A E ...

Page 53: ...53 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 1 2 3 4 A B C D 1 2 3 4 CD CORE UNIT SERVO UNIT E SIDE B E ...

Page 54: ...54 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 E E MODE DOOR F 4 5 CD CORE UNIT STS UNIT CD CORE UNIT STS UNIT G A CN701 SIDE A G H F ...

Page 55: ...55 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 1 2 3 4 A B C D 1 2 3 4 CD CORE UNIT STS UNIT G SIDE B G ...

Page 56: ...56 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 4 6 MOTOR PCB A Q1 ELV SENSE M M1 CAM GEAR M M3 ELV 1 30 D CN201 E MOTOR PCB A F F SIDE A ...

Page 57: ...57 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 1 2 3 4 A B C D 1 2 3 4 1 41 G CN801 G MOTOR PCB A F F SIDE B ...

Page 58: ...58 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 4 7 MOTOR PCB B SPINDLE MOTOR M5 MOTOR PCB B D D ...

Page 59: ...59 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 5 6 7 8 A B C D 5 6 7 8 M M4 CARRIAGE 1 12 E CN301 D ...

Page 60: ...60 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 S887 CLAMP 1 1 7 S886 ELV HOME G CN802 I 11 4 8 PCB UNIT B PCB UNIT B H 4 9 PCB UNIT D PCB UNIT D M M H ...

Page 61: ...61 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 1 2 3 4 A B C D 1 2 3 4 4 1 D883 S885 MAX DETECT Q881 I 4 10 PCB UNIT C PCB UNIT C J J ...

Page 62: ...62 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 A 1 2 3 4 B C D 1 2 3 4 M M2 LOAD 1 1 4 2 I M 4 11 LOAD MOTOR PCB 4 12 PCB UNIT A D891 D892 1 2 I LOAD MOTOR PCB K PCB UNIT A L K L ...

Page 63: ...63 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 1 2 3 4 A B C D 1 2 3 4 4 13 PCB UNIT E PCB UNIT E I PCB UNIT E I SIDE A SIDE B I ...

Page 64: ...359 D351 R356 R354 R353 R352 R351 Q271 R275 R274 R273 R272 R288 R289 R287 R322 R321 R290 R276 R278 R277 R260 R258 R254 R252 R253 C253 R261 R259 R403 R284 R282 R281 R283 R294 R292 C251 R262 R256 R291 VR302 VR301 R251 C301 C272 C256 C254 C252 R257 R293 R255 C255 R271 R285 C310 C302 C405 C309 C402 C401 C403 C404 R404 IC251 R402 R401 Q271 E C322 C271 C321 CN251 1 5 2 10 15 20 19 4 14 DECK UNIT DECK UN...

Page 65: ...606ZT MG8606ZT 91 1 2 3 4 A B C D 1 2 3 4 1 2 3 4 5 6 7 8 6 5 4 3 2 1 L1 RED M M1 MOTOR UNIT MAIN MOTOR LOAD SW S1 70µs SW S2 MODE SENSE EGN1 4 16 REEL PCB 4 15 PCB UNIT PCB UNIT O PCB UNIT O REEL PCB P O P SIDE A SIDE B P O N CN253 ...

Page 66: ... Transistor 2SB1132 Q 823 Transistor DTC123YK Q 824 Transistor DTA114EK Q 825 Transistor 2SA1162 Q 826 FET 2SJ517 Q 827 Transistor DTC123YK Q 828 Transistor DTA114EK Q 829 FET 2SJ517 Q 830 Transistor DTC123YK Q 831 Chip Transistor 2SC2712 Q 833 Transistor DTC114EK Q 852 Transistor IMX1 Q 854 Transistor IMX1 Q 856 Transistor IMD3A D 301 Diode UDZ20 B D 302 Diode UDZ20 B D 303 Diode UDZ20 B D 304 Di...

Page 67: ... 643 RA3C102J R 644 RS1 10S681J R 645 RA3C102J R 646 RA3C473J R 649 RS1 10S473J R 651 RS1 10S104J R 652 RS1 4S101J R 653 RS1 4S101J R 654 RS1PMF680J R 701 RS1 10S433J R 702 RS1 10S103J R 703 RS1 10S222J R 704 RS1 10S103J R 705 RS1 10S102J R 706 RA2CQ222J R 707 RA2CQ103J R 708 330Ω CCN1116 R 709 RA2CQ222J R 710 RS1 10S104J R 711 RS1 10S331J R 712 RS1 10S103J R 713 RA2CQ102J R 714 RA2CQ222J R 715 RA...

Page 68: ...42 CEAL4R7M16 C 343 CEAL100M16 C 601 CKSQYB102K50 C 603 CEAL100M16 C 604 CKSQYB103K50 C 605 CKSQYB103K50 C 606 CCSQCH101J50 C 607 CCSQCH101J50 C 608 CCSQCH101J50 C 609 CCSQCH101J50 C 610 CCSQCH101J50 C 611 CCSQCH101J50 C 612 CCSQCH101J50 C 615 CCSQCH101J50 C 616 CCSQCH101J50 C 617 CCSQCH101J50 C 618 CCSQCH102J50 C 619 CCSQCH102J50 C 620 CCSQCH102J50 C 621 CCSQCH102J50 C 622 CCSQCH102J50 C 625 CKSQ...

Page 69: ...31 IL 907 Lamp 8V 60mA CEL1531 VR 901 Encoder CSD1053 VR 902 Switch CSD1058 RESISTORS R 991 0Ω CCN1110 R 993 RS1 10S0R0J R 995 RS1 10S0R0J Unit Number CWX2421 Unit Name CD Core Unit Servo Unit MISCELLANEOUS IC 101 IC UPC2572GS IC 201 IC UPD63702AGF IC 301 IC BA5986FM Q 101 Transistor 2SD1664 Q 102 Transistor UMD2N D 301 Diode 1SR154 400 L 201 Inductor LCYBR15J1608 L 202 Inductor LCYBR15J1608 X 201...

Page 70: ...01 Spring Switch LOAD CSN1052 S 802 Spring Switch DOOR CSN1052 S 803 Spring Switch MODE CSN1052 EF 701 Filter CCG1051 EF 702 Filter CCG1051 EF 703 Filter CCG1051 RESISTORS R 501 RS1 16S102J R 502 RS1 16S202J R 503 RS1 16S392J R 504 RS1 16S822J R 505 RS1 16S163J R 506 RS1 16S512J R 507 RS1 16S182J R 508 RS1 16S222J R 509 RS1 16S102J R 510 RS1 16S102J R 511 RS1 16S102J R 512 RS1 16S102J R 513 RS1 16...

Page 71: ...1 16S0R0J R 291 RS1 8S0R0J R 292 RS1 10S0R0J R 293 RS1 10S0R0J R 294 RS1 10S0R0J R 321 RS1 8S0R0J R 351 RS1 16S102J R 352 RS1 16S102J R 353 RS1 16S102J R 354 RS1 16S102J R 355 RS1 10S274J R 356 RS1 10S202J R 357 RS1 10S472J R 358 RS1 10S103J R 359 RS1 10S103J R 360 RS1 10S102J R 361 RS1 10S622J R 362 RS1 8S181J R 373 RS1 8S0R0J R 374 RS1 8S0R0J R 375 RS1 8S0R0J R 401 RS1 16S123J R 402 RS1 16S332J ...

Page 72: ...sion Navi ECU 25P 10P 18P 14P 10P 8P 6P 16P 12P 8P 10P 18P 25P 20P 10P 8P 6P 14P 8P 6P 20P 12P 16P 25P 12P BULLET CONNECTOR BULLET CONNECTOR BULLET CONNECTOR BULLET CONNECTOR 12P 25P GGD1169 GGD1232 GGD1234 GGD1239 mV Meter 1 L CH R CH CN251 Main Unit CN301 72 DOLBY NR ADJUSTMENT No Test Tape Adjustment Point Adjustment Method Switch Position 1 NCT 150 VR301 Lch VR302 Rch mV Meter 1 8 24dBm 300mV ...

Page 73: ...move the PU unit to the innermost track 3 Press key 5 to close focus the display should read 91 Press key 3 to implement the tracking balance adjustment the display should now read 81 Press key 5 4 times 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...

Page 74: ...74 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 Grating waveform Ech Xch 20mV div AC Fch Ych 20mV div AC 45 0 75 60 30 90 ...

Page 75: ...the test mode is turned on various protective functions from the software become unavailable Thus you must make sure that undesirable electric or mechanical shocks are not be given to the system This model employs a photo transistor for detecting discs at their loading or ejection Thus if its outer case is removed during repair work and internal parts are exposed to light of strong intensity malfu...

Page 76: ... Balance adjustment Tracking Open Focus Close S Curve F EQ measurement Rough Servo AGC Focus Open Focus Mode select Tracking Close CRG TR Jump Switching CRG TR Jump Toward inner perimeter Error occurrence time Cause display switching Track FF Track REV Mode RAMDOM Auto Manual switching DISC UP DISC UP EJECT LOAD DISC Eject DISC Eject DISC Load DISC Load Source CD Test Mode In CD or DISC TRK MIN SE...

Page 77: ...tus SW1 DOORSW SW2 LOADSW SW3 MODESW SW4 CLAMPSW Display 10 30 31 21 20 22 23 33 32 REV FWD Note 2 clamp CD or DISC TRK MIN SEC TRACK UP AM 1 EJECT DISC DOWN DISC Eject LOAD DISC Load Operating Procedures 1 2 3 4 Enter Diag and set on the CD test mode Subsequently exit from Diag and set the source for the CD Turn on the Mechanism Test Mode using the 3 key Select the motor to be driven using the 3 ...

Page 78: ...5 LOADMOTOR then drive it in REV direction until the disc is completely ejected Operating Procedures for Ejecting a Clamped Disc Error No Display The error mode is turned on if a CD player becomes not playable or is forced to halt due to an error Cause s of an error will be indicated with numerical characters The error number display function is intended to facilitate the error analysis and result...

Page 79: ...laced from its specified position 52 EJECT time out 8 seconds have elapsed before completing the EJECT operation An error will be indicated if the disc is still caught by the photo transistor after 4 seconds of forced eject 57 Photo transistor being caught When forced eject was employed for the Bup failure during loading or after forced EJECT ejection an error will be indicated if the disk is stil...

Page 80: ...he head unit Press F1 and F6 or F7 and F8 at the same time and press the Disc or CD button three times with F1 pressed first 2 How to exit from the diagnostic test mode ACC OFF 3 Diagnosis MENU When the diagnostic test mode is entered the Diagnosis MENU screen is displayed DiagnosisMENU ServiceCheck DisplayCheck NavigationCheck 1 Service Check screen calling switch 2 Display Check screen calling s...

Page 81: ... been started 1 Equipment names Names are displayed including succeeding fitted components 2 Test results Test results are displayed in the notation of OK Check and Exchange Exchange Check and Old Ver are displayed as switches and Communication Diagnosis and Individual Diagnosis are called according to the operation 3 Memory CLR Registered histories of the master equipment and all diagnostic memor...

Page 82: ...rvice Check results 2 Classification 1 Equipment name 3 Diagnostic code 9 Service Check switch 8 LAN Check switch 6 Frequency of occurrence 7 Code CLR switch 5 Connection confirmation number 4 Related equipment address number 01 DB 160 72 5 01 E5 AF 1 01 D6 09 2 01 DC 160 72 1 01 E1 3 01 E6 170 41 5 01 DC 160 72 1 UnitCheckMode Code SubCode DSPAMP Service Code SubCode LANCheck CodeCLR 1 Equipment ...

Page 83: ...ical address number 3 Diagnostic code Diagnostic code 4 Date and hour Year month hour minute and second at the time when a diagnostic code occurred If time information is invalid a blank is displayed 5 Code CLR switch The diagnostic information of object equipment is cleared Long pressing of three seconds 6 LAN Check switch The Communication Diagnosis detailed information screen is switched 7 Serv...

Page 84: ...Case Removing the Main Unit Fig 3 Remove the two screws Straighten the tabs at five locations indicated Remove the screw and then remove the Main Unit Guide Case Cassette Mechanism Module Grille Assy Main Unit Fig 1 Fig 2 Fig 3 Removing the Grille Assy Fig 2 Remove the two screws and then remove the Grille Assy Removing the Cassette Mechanism Module Fig 2 Remove the four screws and then remove the...

Page 85: ...ng the Mechanism Assy Fig 5 1 Disconnect the Connector 2 Remove the three screws A and then remove the Holder and Damper 3 Remove the two screws B and then remove the Holder and Damper 4 Remove the two springs C the spring D and the spring E and then remove the Mechanism Assy Damper Damper Damper Damper Holder Holder Holder Holder Connector Mechanism Assy Fig 5 ...

Page 86: ...ook the three springs B temporarily as shown in Fig 5 While pushing the Tray holder lock arms right and left in the direction C remove the Tray holder 3 Lift up the Tray assy to remove it Be careful not to remove the Tray hooks from the Tray assy ELV motor Cam gear motor Approximately DC 6V Tray holder Tray holder lock arm Tray holder lock arm Tray hooks Tray Assy Fig 6 Fig 7 Tray hooks ...

Page 87: ...ve the Tray holder and the Tray assy See above 5 Rotate the Cam gear motor until the positions of all holes E match then stop the motor The Carriage Mech assy will stop as shown in the Fig 8 When the positions of all holes match they will be completely covered by the Carriage mech assy To rotate the Cam Gear motor see How to remove the Tray assy 6 Unhook the spring A 7 Remove the flexible holder B...

Page 88: ... 7 Remove the Pickup unit together with the feed screw Be careful not to lose the shaft holders at the both ends of the feed screw Be careful not to damage the 2 flexible PCBs for the Pickup and motor when separating them The flexible PCBs have been stuck each other with double sided adhesive tape Clamper arm E shaped ring Pulling spring Torsion spring White Black Pickup unit Feed screw Belt Carri...

Page 89: ... 1 4 PCB LOCATIONS D A C B J L O K M E I N MOTOR PCB B CD CORE UNIT STS UNIT G PCB UNIT C F H P PCB UNIT E PCB UNIT A PCB UNIT D LOAD MOTOR PCB CD CORE UNIT SERVO UNIT PCB UNIT B MOTOR PCB A MAIN UNIT KEYBOARD UNIT SW UNIT DECK UNIT REEL PCB PCB UNIT ...

Page 90: ...90 FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 7 1 5 CONNECTOR FUNCTION DESCRIPTION TXS ATX B TXS ATX ACC TXM TXM RL SGND RL GND RR RR SGND L R GND L ILL ACC ILL B MUTE TX R TX MUTE ...

Page 91: ...ut pin for LCD driver 25 VDSEL GND 26 27 NC Not used 28 BLIGHT O Back Light ON OFF output 29 RX1 I IE BUS data input 30 TX O IE BUS data output 31 BSO O P BUS serial data output 32 BSI I P BUS serial data input 33 BSCK O P BUS clock output 34 NC Not used 35 BRXEN I O P BUS reception enable input output 36 brst I P BUS reset input 37 bsrq O P BUS service request output 38 39 NC Not used 40 LRST O L...

Page 92: ... Cassette mechanism position sense input 79 RES I Cassette mechanism reverse end sense input 80 NES I Cassette mechanism forward end sense input 81 TEST I Test mode input 82 SC2 O Cassette mechanism sub motor control output 83 SC1 O Cassette mechanism sub motor control output 84 CM O Cassette mechanism capstan motor control output 85 stby O Stand by output 86 ENC2 I Encoder 2 input 87 ENC2 I Encod...

Page 93: ...output 27 CONT O C Servo driver output control 28 Xin I Crystal oscillating element connection pin 29 Xout O C Crystal oscillating element connection pin 30 VSS GND 31 38 NC Not used 39 TESTIN I Chip check program mode input 40 DCLOSE I Door close sense input 41 WDSL O C Data comparison area specification signal output 42 XWIH I Data write inhibit input 43 XEMP I Data read inhibit input 44 CHDT I ...

Page 94: ...ot used 71 VCC VDD 72 VREF I A D converter reference voltage input 73 AVSS A D GND 74 ADRMON I The remainder amount address monitor input 75 EREF DRAM A D reference voltage output 76 PH1 I Disc photo sense input 1 77 PH2 I Disc photo sense input 2 78 PH3 I Disc photo sense input 3 79 ELVSNS I ELV position photo sense input 80 TEMP I Temperature detector input ...

Page 95: ...14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 MSGV R MAOUT MSI MSDET VCC MSOUT MSGV F R 120 70 NR MOUT L EQOUT L TAI L NC RAI L PBOUT L NC DET L NC MSGV S NFI L RIN L RIP FIN L GND GND FIN R VREF RIN R NFI R M OUT R EQOUT R TAI R BIAS RAI R PBOUT R NC DET L NC MUTE Dolby B N LPF DET S R T R Dolby B N T R F R F R ...

Page 96: ...S OTHER MAKERS B ACC NAVIGATION SYSTEM FX MG8506ZT EW FX MG8606ZT EW MARK LEVINSON POWER SUPPLY B ACC BUS SIGNAL SOUND VISION H U PWR AMP RADIO TUNER B ACC 7SP REAR CONTROLLER REAR CONTROLLER CD R1976ZT E FX MG8506ZT EW FX MG8606ZT EW GEX T9006ZT EW POWER SUPPLY B ACC BUS SIGNAL SOUND VISION MARK LEVINSON MD CHANGER OTHER MAKERS DOP ...

Page 97: ...FX MG8506ZT MG8506ZT 91 MG8606ZT MG8606ZT 91 H U PWR AMP RADIO TUNER B ACC 7SP FX MG8506ZT EW FX MG8606ZT EW GEX T9006ZT EW POWER SUPPLY B ACC BUS SIGNAL SOUND VISION MARK LEVINSON MD CHANGER OTHER MAKERS ...

Page 98: ...DD 5V 16pin 62pin YES bsens 20pin L asens 19pin L IPPW H 22pin swvdd L 45pin brst H 36pin Starts communication with AVC LAN Starts communication with G1 microcomputer Source Keys operative Power ON Source ON Completes power on operation After that proceed to each source operation ...

Page 99: ...ONS AND SPECIFICATIONS 8 1 OPERATIONS RADIO FX MG8506ZT EW AM TRAFFIC ANNOUNCEMENT MANUAL TUNING FM SEEK UP DOWN VOLUME POWER ON OFF RADIO FX MG8606ZT EW AM TRAFFIC ANNOUNCEMENT MANUAL TUNING FM SEEK UP DOWN VOLUME POWER ON OFF CHANNEL UP DOWN CHANNEL UP DOWN ...

Page 100: ...MG8606ZT MG8606ZT 91 TAPE FX MG8506ZT EW TAPE EJECT TAPE VOLUME POWER ON OFF UP DOWN AUTOMATIC PROGRAM SEARCH TAPE FX MG8606ZT EW TAPE EJECT TAPE VOLUME POWER ON OFF UP DOWN AUTOMATIC PROGRAM SEARCH DERCTION CHANGE DERCTION CHANGE ...

Page 101: ...8506ZT EW CD EJECT DISC CHANGE UP DOWN VOLUME POWER ON OFF CD LOAD TRACK NUMBER SEARCH UP DOWN DISC NUMBER SELECT CD CH MD CH CD MD FX MG8606ZT EW CD EJECT DISC CHANGE UP DOWN VOLUME POWER ON OFF CD LOAD TRACK NUMBER SEARCH UP DOWN DISC NUMBER SELECT CD CH MD CH ...

Page 102: ...IONS General Power source 13 2V 10 5V 16 0V allowable DC Grounding system Negative type Electrode dark current 2mA or less Dimensions Chassis 178 W x100 H x166 D mm Grille 254 W x129 H x47 D mm Weight 2 7kg Cassette player Tape Compact cassette tape C30 C90 Tape speed 4 76 cm sec 0 14 cm sec 0 05 cm sec Wow and flutter 0 2 or less WRMS Crosstalk 40dB or less Stereo Separation 30dB or more S N 41dB...

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