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Pioneer FH-2037 ZF X1R/UC, Service Manual

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Pioneer FH-2037 ZF X1R/UC Service Manual Download Page 49

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FH-2037ZF/X1R/UC

6. ADJUSTMENT

6.1 DOLBY B NR ADJUSTMENT

DOLBY B NR ADJUSTMENT

No.

Test Tape

Adjustment Point

Adjustment Method

(Switch Position)

1

NCT-150

VR301(Lch),VR302(Rch)

mV Meter(1) : –8.24dBm(300mV)±1dB

(400Hz,200nWb/m)

(DOLBY NR Switch : OFF)

-

Connection Diagram

MOTHER UNIT

DC Regulated 
Power Supply

+13.2v

GND

VR302

mV
Meter(1)

VR301

L-CH

R-CH

Pin2

Pin3

CN251

DECK UNIT

Extention Cord  GGD1121

1

8

9

16

CN606

Summary of Contents for FH-2037 ZF X1R/UC

Page 1: ...C VEHICLE DESTINATION PRODUCED AFTER FORD PART No ID No PIONEER MODEL No Ranger U S A CANADA August 2003 FS 4L5T 18C868 AF FH 2037ZF X1R UC This service manual should be used together with the following manual s Model No Order No Mech Module Remarks CX 3007 CRT2820 S9MP3 CD Mech Module Circuit Description Mech Description Disassembly CX 1011 CRT2406 3L Cassette Mech Module Mech Description Disasse...

Page 2: ...y When you find the procedures bearing any of the symbols be sure to fulfill them 2 Adjustments To keep the original performances of the product optimum adjustments or specification confirmation is indispensable In accordance with the procedures or instructions described in this manual adjustments should be performed 3 Cleaning For optical pickups tape deck heads lenses and mirrors used in project...

Page 3: ...E GUIDE PAGE 22 3 5 CASSETTE MECHANISM MODULE 30 4 PCB CONNECTION DIAGRAM 32 4 1 MOTHER UNIT 32 4 2 KEYBOARD UNIT 36 4 3 CD MECHANISM MODULE 38 4 4 CASSETTE MECHANISM MODULE 40 5 ELECTRICAL PARTS LIST 42 6 ADJUSTMENT 49 6 1 DOLBY B NR ADJUSTMENT 49 6 2 CD ADJUSTMENT 50 6 3 CHECKING THE GRATING AFTER CHANGING THE PICKUP UNIT 52 6 4 CD TEST MODE 54 7 GENERAL INFORMATION 58 7 1 DIAGNOSIS 58 7 1 1 DIS...

Page 4: ...r S N 70dB or more Distortion 0 1 or less MP3 decoding format MPEG1 and MPEG2 audio layer 3 Cassette player Tape Compact cassette tape C30 C90 Tape speed 4 76cm sec 0 14cm sec 0 05cm sec Wow and flutter 0 3 or less FM tuner Frequency 87 75 87 9 107 9 MHz S N 58dB or more Distortion 1 0 or less IF interference 95dB or more Image interference 45dB or more Stereo Separation 25dB or more 400Hz AM tune...

Page 5: ...5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC 5 ...

Page 6: ...6 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC 2 EXPLODED VIEWS AND PARTS LIST 2 1 EXTERIOR A B ...

Page 7: ...Z26P080FMC 34 Cover HNM7654 35 Rubber HNV7062 36 Keyboard Unit HWM0085 37 LCD LCD904 CAW1822 38 Connector CN901 CKS4576 39 Lighting Conductor CNV7936 40 Holder HNC9816 41 Sheet HNM0103 42 Connector HNV0049 43 Connector HNV0050 44 Housing HNV7069 45 Knob Assy HXA0385 46 Grille Unit HXA0419 47 Screw IMS20P040FZK 48 Screw IMS26P040FMC 49 Screw ISS26P055FUC 50 Nut NF50FMC 51 Transistor Q824 KSA1220 52...

Page 8: ...8 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC GEM1035 GEM1035 GEM1040 C 2 2 CD MECHANISM MODULE ...

Page 9: ...acket CNC9123 39 Frame CNC8947 40 Belt CNT1086 41 Gear CNV6886 42 Gear CNV6316 43 Gear CNV6317 44 Gear CNV6318 45 Gear CNV6319 46 Gear CNV6320 47 Arm CNV6322 48 Arm CNV6323 49 Arm CNV6324 50 Arm CNV6888 51 Arm CNV6889 52 Guide CNV6327 53 Arm CNV6924 54 Guide CNV6921 55 Rack CNV6923 56 Clamper CNV6331 57 Arm CNV6332 58 Guide CNV6333 59 Cover CNV6334 60 Arm CNV6335 61 Guide CNV6336 62 Roller CNV6338...

Page 10: ...10 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC For grease application refer to the service manual for CX 1011 CRT2406 2 3 CASSETTE MECHANISM MODULE D E ...

Page 11: ...NV1569 28 Gear ENV1547 29 Gear ENR1044 30 Worm Wheel ENV1559 31 Lever ENV1551 32 Flywheel ENV1554 33 PCB ENP1196 34 Switch S101 S102 S103 ESG1007 35 Deck Unit EWM1031 36 Plug CN251 CKS3540 37 Gathering PCB ENX1066 38 Motor Unit M1 EXA1491 39 Motor EXM1028 40 Head Assy HD1 EXA1594 41 Arm ENC1537 42 Screw JGZ20P025FNI 43 Guide ENC1545 44 Chassis Unit EXA1609 45 Pinch Holder Unit EXA1608 46 Pinch Rol...

Page 12: ...5 6 8 7 10 CN256 3 1 5 6 S101 LOAD S102 MODE EGN1004 REEL SENSE M M M2 SUB MOTOR M1 MAIN MOTOR 5 2 1 4 3 19 11 20 B U S103 70µs 12 4 4 Q101 D DECK UNIT E SENSOR UNIT 1 10 MUTE 9 Q271 71 FMUTE XOUT XIN SYSTEM CONTROLLER IC 601 2 2 PD5755A CN602 VDD SYS B ANTENNA JACK 1 2 CN608 13 X601 15 EC TU 44 SWVDD ILMOUT 4 BLPWR 3 Lch Q401 LOCL PDIO FM AM TUNER UNIT 2 14 1 3 15 VDD BRST BRXEN BSRQ BDATA BSCK Q...

Page 13: ... 19 PWMIN 6 Q810 SWVDD SYSPW Q202 Q201 HARDMUTE FMUTE 27 19 18 ROTIN1 ROTIN0 WAKEUP 76 LOTIN0 77 LOTIN1 73 wakeup TC7S86F IC 603 1 2 4 20 rotint kdt kdt kst kst LCDCE lcdinh LCDCLK LCDDT B UP BACKUP ILL IC203 1 2 NJM2904V IC202 1 2 NJM2904V Q231 RLP FLP clipin 65 SWVDD SWVDD st 47 DIAGNOSTICS IC 604 BR9010FV W PDO PDI PCK L 3 LIN2 L Q321 Q323 Q325 Q327 6 FIX EQUALIZER Q874 Q809 Q823 Q826 Q852 HARD...

Page 14: ...ELECTRICAL PARTS LIST A a A FM AM TUNER UNIT B CN901 D CN251 C CN901 SYSTEM CONTROLLER ELECTRONIC VOLUM SOURCE SELECTOR FM 25 0dBs 100 400Hz MONO AM 25 0dBs 30 Mod 400Hz MONO TAPE 11 0dBs 400Hz 200nWb CD 2 10dBs 1kHz 0dB FM 35 47dBs AM 35 47dBs CD 2 10dBs TAPE 15 53dBs 14 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC 3 2 OVERALL CONNECTION DIAGRAM GUIDE PAGE ...

Page 15: ...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 A MOTHER UNIT OLLER CTRONIC VOLUME OURCE SELECTOR FM 21 37dBs AM 20 37dBs CD 3 00dBs TAPE 11 43dBs FM 4 63dBs AM 5 63dBs CD 23 00dBs TAPE 14 57dBs 15 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1...

Page 16: ... SYSTEM CONTROLLER ELECTRONIC VOLUME SOURCE SELECTOR FM 25 0dBs 100 400Hz MONO AM 25 0dBs 30 Mod 400Hz MONO FM 35 47dBs AM 35 47dBs CD 2 10dBs TAPE 15 53dBs FM 21 37dBs AM 20 37dBs CD 3 00dBs TAPE 11 43dBs 16 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC ...

Page 17: ...A a A b A a A a A b 4 5 B CN901 D CN251 C CN901 SYSTEM CONTROLLER TAPE 11 0dBs 400Hz 200nWb CD 2 10dBs 1kHz 0dB 17 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 18: ...A a A b A b 1 2 3 NC PTA A MOTHER UNIT FM 21 37dBs AM 20 37dBs CD 3 00dBs TAPE 11 43dBs FM 4 63dBs AM 5 63dBs CD 23 00dBs TAPE 14 57dBs 18 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC ...

Page 19: ...ts for resistor and capacitor fixed values are expressed as 2 2 2R2 0 022 R022 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 19 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 20: ...20 B 105mA 8V LCD904 A CN604 KL KL 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC 3 3 KEYBOARD UNIT ...

Page 21: ...21 B POWER B KEYBOARD UNIT SEEK UP SEEK DOWN TUNE DOWN TUNE UP MUTE TAPE1 2 CD EJECT TAPE EJECT CLK VOLUME POWER 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 22: ...CORE UNIT S9MP3 S901 HOME SWITCH ON OFF S902 CLAMP SWITCH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position F F F F T T F F T T F F T T C S T F C S T F C S S S C C F F T T S S C C T T F F 1 2 6 3 5 7 8 0 22 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC 3 4 CD MECHANISM MODULE GUIDE PAGE ...

Page 23: ... C 0R0 PE5317B A CN608 CD CONTROLLER 3 3V REGULATOR DRAM F T C S SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE 9 4 23 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 24: ...A a C b C a C a C b 1 2 PICKUP UNIT SERVICE P9MP3 3300P R022 C CD CORE UNIT S9MP3 F F F F T T F F T T F F T T C S T F C S T F T T F F 0 24 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC ...

Page 25: ... 3 3V REGULATOR SWITCHES CD CORE UNIT S9MP3 S901 HOME SWITCH ON OFF S902 CLAMP SWITCH ON OFF S903 DSCSNS SWITCH ON OFF S904 12EJ SWITCH ON OFF S905 8EJ SWITCH ON OFF The underlined indicates the switch position C S S S C C F F T T S S C C 1 2 6 3 5 7 8 25 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 26: ...C a C b C b 1 2 DRAM F T C S SIGNAL LINE FOCUS SERVO LINE TRACKING SERVO LINE CARRIAGE SERVO LINE SPINDLE SERVO LINE 9 26 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC ...

Page 27: ...C a C b C b 3 4 5 6 7 0R0 PE5317B A CN608 CD CONTROLLER 3 3V REGULATOR 4 27 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 28: ...Ref GND Mode Normal Ref GND Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal Ref REFO Mode Normal 500ms div 8 CH1 FIN 200mV div 9 CH2 RFOK 2V div 5 CH3 SIN 2V div When setting up Source On 12cm CD DA 500ms div 20ms div CH1 FE 500mV div 8 CH2 FIN 50...

Page 29: ...1V div Analog Audio Magnified 200µs div CH1 RFAGC 1V div 0 CH2 TE 1V div 6 CH3 CIN 500mV div 5 CH4 SIN 2V div During inside outside search outer circumference inner circumference 500µs div CH1 LRCKIN 2V div CH2 DIN 2V div CH3 SCKIN 2V div Digital Audio 10µs div CH1 RFAGC 1V div 0 CH2 TE 500mV div 7 CH3 TIN 500mV div 100Track Jump 5ms div Ref REFO Mode TEST Ref REFO Mode TEST Ref REFO Mode TEST Ref...

Page 30: ... 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 3900P R401 15K R276 100K C402 R33...

Page 31: ...R01 C355 R1 D352 1SS355 M1 MOTOR UNIT MAIN MOTOR EXA1491 S101 LOAD ESG1007x3 S102 MODE REEL SENSE Q101 EGN1004 M2 MOTOR UNIT SUB MOTOR EXA1623 RS3 RS2 RS1 SC2 SC1 TAB MC CE VCC2 NC VCC MCS RRS FRS RSB C TAB MS2 NC NC MM SM1 RSB GND RS mtl MCS load CN255 CN253 CN256 CN254 MECHANISM DRIVER IC351 PA2020A R321 0R0 R375 0R0 S103 70µs R276 100K C403 R022 R274 0R0 R404 270K C405 R033 R277 220K R278 100K ...

Page 32: ...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 FRONT C CN901 CAR HARNESS 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 10 11 12 13 J1 J3 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC 4 PCB CONNECTION DIAGRAM 4 1 MOTHER UNIT ...

Page 33: ...33 A SIDE A T D CN251 B CN901 FM AM TUNER UNIT ANTENNA 1 2 3 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 34: ...34 A A MOTHER UNIT 1 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC ...

Page 35: ...35 A SIDE B 1 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 36: ...YBOARD UNIT SIDE A 1 3 4 6 2 5 SEEK UP SEEK DOWN SCAN TUNE UP TUNE DOWN FM MUTE VOLUME POWER CLK CD EJECT CD AM TAPE EJECT TAPE1 2 MENU LCD904 36 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC 4 2 KEYBOARD UNIT ...

Page 37: ...B B KEYBOARD UNIT SIDE B A CN604 37 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 38: ...38 C C CD CORE UNIT S9MP3 SIDE A A CN608 12EJ DSCSNS HOME PICKUP UNIT SERVICE P9MP3 M2 LOADING CARRIAGE MOTOR M1 SPINDLE MOTOR 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC 4 3 CD MECHANISM MODULE ...

Page 39: ...39 C C CD CORE UNIT S9MP3 SIDE B 8EJ CLAMP 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 40: ... SIDE A SIDE B D DECK UNIT CN251 IC Q IC251 Q351 Q352 ADJ VR302 VR301 IC253 CN252 CN254 CN253 CN255 M1 M2 HEAD ASSY 21 22 A CN606 E CN256 40 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC 4 4 CASSETTE MECHANISM MODULE ...

Page 41: ...E E SENSOR UNIT 1 2 3 4 5 6 S101 LOAD S102 MODE S103 70µs CN256 Q101 REEL SENSE D CN253 41 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC ...

Page 42: ...81 Q 852 Transistor 2SC4081 Q 870 Transistor DTA124EU Q 871 Transistor 2SC4081 Q 872 Transistor 2SC4081 Q 873 Transistor 2SA1576 Q 874 Transistor DTC114EU D 201 Diode DAN202U D 202 Diode DAN202U D 700 Diode HZS9L B1 D 701 Diode DAP202U D 801 Diode RM4Z LFJ4 D 802 Diode ERA15 02VH D 805 Diode HZS9L A1 D 806 Diode ERA15 02VH D 807 Diode HZS6L B2 D 830 Diode 1SS355 D 840 Diode HZS7L C2 D 841 Diode HZ...

Page 43: ...J R 376 RS1 16S683J R 377 RS1 16S472J R 378 RS1 16S472J R 389 RS1 16S512J R 390 RS1 16S512J R 410 RS1 16S222J R 412 RS1 16S222J R 413 RS1 16S473J R 414 RS1 16S681J R 415 RS1 16S681J R 416 RS1 16S681J R 417 RS1 16S473J R 418 RS1 16S472J R 419 RS1 16S473J R 420 RS1 16S681J R 421 RS1 16S473J R 422 RS1 16S473J R 423 RS1 16S473J R 424 RS1 16S681J R 425 RS1 16S681J R 426 RS1 16S103J R 427 RS1 16S393J R ...

Page 44: ...0R0J R 879 RS1 16S472J R 880 RS1 16S473J R 883 RD1 4PU331J R 891 RS1 16S152J R 892 RS1 16S152J R 893 RS1 16S0R0J R 895 RS1 16S103J R 896 RS1 16S103J CAPACITORS C 101 CKSRYB104K25 C 102 CEJQ470M10 C 103 CEJQ100M16 C 104 CKSRYB104K25 C 115 CKSRYB474K10 C 116 CKSRYB474K10 C 117 CKSRYB474K10 C 118 CKSRYB474K10 C 119 CKSRYB474K10 C 120 CKSRYB474K10 C 125 CKSRYB272K50 C 126 CKSRYB272K50 C 129 CKSRYB104K...

Page 45: ...0PT KL D 920 LED SML 310PT KL D 921 LED SML 310PT KL D 922 LED SML 310PT KL D 923 LED SML 310PT KL D 924 LED SML 310PT KL D 925 LED SML 310PT KL D 926 LED SML 310PT KL D 927 LED SML 310PT KL D 928 LED SML 310PT KL D 929 LED SML 310PT KL D 930 LED SML 310PT KL D 931 LED SML 310PT KL D 932 LED SML 310PT KL D 933 LED SML 310PT KL D 934 LED SML 310PT KL D 935 LED SML 310PT KL D 936 LED SML 310PT KL D ...

Page 46: ... RS1 16S473J R 276 RS1 16S104J R 277 RS1 16S224J R 278 RS1 16S104J R 281 RS1 8S0R0J R 282 RS1 8S0R0J R 283 RS1 8S0R0J R 284 RS1 8S0R0J R 285 RS1 16S0R0J R 287 RS1 16S0R0J R 291 RS1 8S0R0J R 292 RS1 10S0R0J R 293 RS1 10S0R0J R 294 RS1 10S0R0J R 321 RS1 8S0R0J R 322 RS1 8S0R0J R 351 RS1 16S102J R 352 RS1 16S102J R 353 RS1 16S102J R 354 RS1 16S102J R 355 RS1 16S274J R 362 RS1 8S301J R 373 RS1 16S0R0J...

Page 47: ...R 224 RS1 16SS103J R 225 RS1 16SS103J R 226 RS1 16SS393J R 227 RS1 16SS103J R 228 RS1 16SS182J R 229 RS1 16SS103J R 233 RS1 16SS183J R 237 RS1 16SS104J R 238 RS1 16SS473J R 301 RS1 16SS183J R 302 RS1 16SS822J R 303 RS1 16SS0R0J R 304 RS1 16SS183J R 305 RS1 16SS822J R 306 RS1 16SS0R0J R 307 RS1 16SS183J R 308 RS1 16SS822J R 309 RS1 16SS183J R 310 RS1 16SS822J R 311 RS1 16SS0R0J R 601 RS1 16S101J R ...

Page 48: ...0 C 240 CKSSYB104K10 C 242 CKSSYB104K10 C 301 CKSSYB331K50 C 302 CKSSYB331K50 C 303 CKSSYB472K25 C 304 CKSSYB472K25 C 305 CEV101M16 C 306 CKSRYB224K16 C 601 CKSRYB102K50 C 602 CKSRYB102K50 C 603 CSZS4R7M10 C 604 CSZS4R7M10 C 701 CKSSYB104K10 C 702 CKSSYB471K50 C 703 CKSSYB103K16 C 704 CEV1R0M50 C 705 CKSSYB104K10 C 707 CKSSYB104K10 C 708 CKSSYB104K10 C 709 CKSSYB103K16 C 710 CKSSYB104K10 C 711 10µ...

Page 49: ...st Tape Adjustment Point Adjustment Method Switch Position 1 NCT 150 VR301 Lch VR302 Rch mV Meter 1 8 24dBm 300mV 1dB 400Hz 200nWb m DOLBY NR Switch OFF Connection Diagram MOTHER UNIT DC Regulated Power Supply 13 2v GND VR302 mV Meter 1 VR301 L CH R CH Pin2 Pin3 CN251 DECK UNIT Extention Cord GGD1121 1 8 9 16 CN606 ...

Page 50: ... about one minute to allow the circuits to stabi lize Since the protective systems in the unit s software are rendered inoperative in test mode be very careful to avoid mechanical and or electrical shocks to the sys tem when making adjustment The RFI and RFO signals are easy to oscillate because of a wide band When observing them insert a resis tor of about 1 kΩ to the series This equipment will n...

Page 51: ...djustment value display switching 3 TRK MIN SEC 1 T CLS and F T AGC and RF AGC and Applicable servomechanism TRKxxMINxxSECxx 6 T Close and Applicable servomechanism TRKxxMINxxSECxx 3 RF AGC RF AGC coefficient display TRK MIN SEC SEEK UP CRG TRK8x MIN8x SEC8x or TRK9xMIN9xSEC9x SEEK DOWN CRG TRK8xMIN8xSEC8x or TRK9xMIN9xSEC9x 2 T Balance adjustment T Balance coefficient display TRK MIN SEC 1 F T RF...

Page 52: ...buttons move the PU unit to the innermost track 3 Press key 3 to close focus the display should read 91 Press key 2 to implement the tracking balance adjust ment 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 differ ence is within 75 Refer ...

Page 53: ...53 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC Grating waveform Ech Xch 20mV div AC Fch Ych 20mV div AC 45 0 75 60 30 90 ...

Page 54: ...ch or CRG move mechanism Communication error between microcomputer and SERVO LSI 11 Electricity Focus Servo NG Focusing not available Stains on rear side of disc or excessive vibrations on REWRITABLE 12 Electricity Spindle Lock NG Spindle not locked Sub code is strange not readable Subcode NG Failure on spindle stains or damages on disc or excessive vibrations A disc not containing CD R data is fo...

Page 55: ...est mode by turning on the reset start 2 Key Correspondence Key Test mode New test mode Regulator Off Regulator On In play Error Production SCAN To regulator on To regulator off Time Err No switching SEEK UP FWD Kick FF TR SEEK REV Kick REV TR DOWN 1 Tracking Close Scan 2 Tracking Open Mode 3 Focus Close Focus Open Jump Off 6 To new test mode Jump mode switching Auto Manu Note Eject and CD on off ...

Page 56: ...ff 32 Tracking close start Spindle stationary servocontrol setting Focus slips off 33 Tracking close 2 Focus slips off 34 Tracking close 3 Focus slips off 35 Focus Tracking AGC start Focus slips off 36 Focus Tracking AGC 2 Focus slips off 37 Focus Tracking AGC 3 Focus slips off 38 Focus Tracking AGC 4 Focus slips off 39 Focus Tracking AGC 5 Focus slips off 40 Focus Tracking AGC 6 Focus slips off 4...

Page 57: ... as in the normal mode 3 When a Protection Error Occurred A Error display A B C SCAN key 8 digit display 6 digit display 4 digit display ERROR xx ERR xx E xx B Error occurrence timing display in track no B C Auto Manual key 8 digit display 6 digit display 4 digit display Auto setting TNO Min Sec TNO 10 40 05 10 C Error occurrence timing display in absolute time B C Auto Manual key 8 digit display ...

Page 58: ...r screws 1 Remove the Case Removing the Case not shown Disconnect the connector and then remove the CD Mechanism Module Removing the Grille Assy Fig 1 Grille Assy 1 1 1 1 CD Mechanism Module 2 2 Fig 2 1 Remove the two screws Removing the Heat Sink Fig 2 Heat Sink 1 1 2 2 2 Remove the two screws and then remove the Heat Sink 58 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC ...

Page 59: ...5 6 7 8 FH 2037ZF X1R UC 1 Fig 3 Removing the Chassis Fig 3 Remove the four screws and then remove the Chassis Chassis 1 1 1 1 1 Removing the Holder Fig 4 Remove the four screws and then remove the Holder Fig 4 1 1 1 1 Holder ...

Page 60: ...e the four screw and then remove the Cassette Mechanism Module 1 Cassette Mechanism Module 1 1 Fig 6 Removing the Mother Unit Fig 6 2 Remove the two screws 3 Straighten the tabs at two locations indicated 4 Remove the two screws and then remove the Mother Unit 1 1 2 2 3 3 4 4 1 Remove the screw Mother Unit ...

Page 61: ...ces of Damper while slowly pulling up the part 4 Now the top frame has been removed and under this state fix the genuine Connector again and eject the disk Caution When you reassemble the Carriage Mechanism part apply a bit of alcohol to Dampers How to remove the Guide Arm Assy 1 Unlock the spring 1 piece at the right side of the assembly 2 Unscrew screws 2 pieces then remove the Screw Gear Bracke...

Page 62: ... Arm Assy 1 Unlock the spring 1 piece and remove the E ring 1 piece of the Fulcrum Shaft 2 Shift the arm to the left side direction and unlock pins 2 pieces How to remove the Pickup Unit 1 Unscrew 2 pieces of screws then remove the Pulley Cover 2 Remove the Feed Screw unit from the pawl of the Feed Screw Guide The pawl is located inside the guide 3 Remove the belt from the Pulley then remove the P...

Page 63: ...0 11 12 13 14 15 16 ILL ILL START CLOCK RR RR FR FR B UP RUN ACC RADIO GND RL RL FL FL POWER AMP GND POWER SUPPLY SPEAKER CASE FM AM ANTENNA RF GND ANTENNA IN 1 10 11 12 13 NC PTA NC PHONE INPUT NC PHONE INPUT NC PHONE SHIELD PHONE 10 13 J3 J1 7 1 2 CONNECTOR FUNCTION DESCRIPTION ...

Page 64: ...chip select output Not used 27 bsens I Back up power sense input 28 bsck O C P BUS Serial clock output 29 BSI I P BUS Serial data input 30 BSO O N P BUS Serial data output 31 ATXD O C ACP BUS ACP data output 32 ARXD I ACP BUS ACP data input 33 evce O C Electronic volume Chip enable output 2 33 evce O C Electronic volume Chip enable output 1 35 EDT O C Electronic volume Interface Data output 36 clo...

Page 65: ...nism Forward reverse change output 82 PLAY O C Cassette mechanism MS gain change output 83 MTL I Cassette mechanism Metal tape sense input 84 DMUTE O C Cassette mechanism Tape mute output 85 NR O C Cassette mechanism Dolby NR output 86 CSLD I Cassette mechanism Tape loading sense input 87 POS I Cassette mechanism Position sense input 88 ES I Cassette mechanism End sense input 89 SC2 O C Cassette m...

Page 66: ...842CNDYI Pin Functions LC75813E Pin No Pin Name I O Function and Operation 1 CL I Clock input 2 DI I Data input 3 89 S1 S87 O Segment output 90 92 COM3 COM1 O Common output 93 VDD Logic section power supply terminal 94 VLCD LCD driver section power supply terminal 95 VLCD1 2 3 VLCD terminal 96 VLCD2 1 3 VLCD terminal 97 VSS GND 98 OSC Oscillating element connection terminal 99 inh I LCD driver inh...

Page 67: ...al oscillator 16 9344MHz 39 xtal Connected to the crystal oscillator 16 9344MHz 40 41 X GND Ground for the crystal oscillator 42 xtal Connected to the crystal oscillator 24 576MHz 43 XTAL2 Connected to the crystal oscillator 24 576MHz 44 X VDD Power supply for the crystal oscillator 45 D GND GND for digital circuits 46 DIN I Input of audio data 47 DOUT O Output of audio data 48 SCKIN I Clock input...

Page 68: ...m 115 RFI I Input of RF 116 AGCO O Output of RF 117 AGCI I Input of AGC 118 RFO O Output of RF AGC 119 120 EQ2 1 Equalizer 2 1 121 RF2 I Reversal input of RF2 122 RF I Reversal input of RF 123 A GND Ground for the analog system 124 A I Input of A 125 C I Input of C 126 B I Input of B 127 D I Input of D 128 F I Input of F 129 E I Input of E 130 A VDD Power supply for the analog system 131 REFOUT O ...

Page 69: ...f control of power supply to servo driver 30 xwait I Input of control signals of CD LSI wait 31 LOEJ O C Output for switching between LOAD EJECT directions 32 CLCONT O C Output for switching between driver inputs 33 CDMUTE O C Output of control of CD Mute 34 reset I Input of system reset 35 XT1 I Connected to the oscillator for subclock connected to VSS via the resistor 36 XT2 Connected to the osc...

Page 70: ...sistor 90 xint Input of interruption signals of CD LSI 91 wint Input of interruption signals of WMA decoder 92 brst I Input of reset of P Bus 93 ejsw I Input of Eject key 94 96 NC Open 97 SI0 I O C Input output of E2PROM data 98 SO0 O C Output for chip selection of E2PROM 99 SCK0 O C Output of clock of E2PROM 100 FRXD I For rewriting Flash EP ROM receiving signals 30 31 50 51 80 81 100 1 PE5317B F...

Page 71: ...able Active at High To be grounded at 47kΩ 17 AMPNS AM PNS IF signal IF signal output for AM PNS circuit 18 LDET O lock detector Active at Low To be pulled up to the VDD at 47kΩ 19 CREQ I current request Active at Low To be grounded at 47kΩ 20 AMINI AM audio input The frequency response and the level are set by connecting an external CR network with terminal AMIN as terminal AMDET r in 50kΩ 21 COM...

Page 72: ...21 1 SEG25 SEG30 SEG35 SEG41 SEG46 SEG51 SEG57 SEG87 2 SEG62 SEG82 SEG83 SEG84 SEG85 SEG88 SEG87 1 NC COM1B COM2B COM3B SEG78 SEG60 SEG61 SEG63 SEG64 SEG79 SEG73 SEG22 SEG80 SEG81 SEG50 SEG52 SEG53 SEG76 SEG54 SEG77 SEG55 SEG56 SEG58 SEG59 SEG40 SEG42 SEG43 SEG74 SEG44 SEG45 SEG47 SEG48 SEG75 SEG49 SEG21 2 SEG28 SEG29 SEG31 SEG32 SEG33 SEG34 SEG36 SEG37 SEG39 NC NC NC NC SEG38 SEG23 SEG24 SEG26 SE...

Page 73: ...5V Pin 16 62 Power ON bsens L asens L YES bsens Pin 27 asens Pin 21 syspwr L Pin 70 SWVDD H Pin 44 Completes power on operation After that proceed to each source operation Source ON Load Micro ROM data Source Keys Operative YES 7 3 OPERATIONAL FLOW CHART ...

Page 74: ...product be sure to clean the following portions by using the prescribed cleaning tools Portions to be cleaned Cleaning tools CD pickup lenses Cleaning liquid GEM1004 Cleaning paper GED 008 Portions to be cleaned Cleaning tools Cassette heads Pinch rollers Cleaning paper GED 008 Capstans ...

Page 75: ...75 5 6 7 8 F E D C B A 5 6 7 8 FH 2037ZF X1R UC 8 OPERATIONS ...

Page 76: ... RADIO VOLUME POWER ON OFF AM PRESET CHANNEL RECALL PRESET CHANNEL MEMORY AUTOMATIC PRESET MEMORY MANUAL TUNING UP DOWN CD FM SEEK TUNING UP DOWN 1 2 2 VOLUME POWER ON OFF TRACK SEARCH UP DOWN CD EJECT CD REVERSE FAST FORWARD REPEAT RANDOM PLAY SCAN ...

Page 77: ... X1R UC MP3 TAPE VOLUME POWER ON OFF FLAT FAIL MODE DIRECTORY MODE SELECT TRACK SEARCH UP DOWN CD EJECT CD REVERSE FAST FORWARD REPEAT RANDOM PLAY SCAN DIRECTORY SEARCH VOLUME POWER ON OFF TAPE REWIND FAST FORWARD REPEAT TAPE EJECT DOLBY B NR ...

Page 78: ...78 1 2 3 4 1 2 3 4 F E D C B A FH 2037ZF X1R UC VOLUME POWER ON OFF AUDIO MODE SELECT CLOCK ADJUSTMENT AUDIO MODE UP DOWN AUDIO BALANCE FADER TREBLE BASS MUTE CLOCK ADJUSTMENT ...

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