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CDX-FM653

6. ADJUSTMENT

6.1 MODULATOR ADJUSTMENT

Connection Diagram

Adjustment

Note: When ajusting, the frequency is made 89.1MHz.

CD Signal

Adjusting Point

Adjustment Method

Notes

Tuning Voltage

∞

L402

DC V Meter:

Adjustment

3.0V±0.1V

Balance Adjustment

∞

VR301

Oscilloscope:
38kHz signal becomes minimum

Modulation

400Hz 0dB (*1) VR302

Linear Detector

LEVEL = 7

Adjustment

(Spectrum Analyzer):

500Hz 0dB

135±5kHz

*1 : L and R are input at the same time.

EXTENSION UNIT

L402

VR301

CN201

Antenna
Plug

ANTENNA
SELECT
UNIT

ANTENNA OUT

Antenna
Jack

(Spectrum Analyzer)

DC Regulated
Power Supply

Oscilloscope

FM Tuner

BACK UP

ACC

GND

BAL

DC V Meter

VR302

CN801

CN401

CN802

Linear Detector

Содержание CDX-FM653

Страница 1: ...n ORDER NO CRT2321 UNIVERSAL MULTI CD SYSTEM CDX FM653 X1N UC Service Manual CONTENTS 1 SAFETY INFORMATION 2 2 EXPLODED VIEWS AND PARTS LIST 4 3 SCHEMATIC DIAGRAM 12 4 PCB CONNECTION DIAGRAM 24 5 ELECTRICAL PARTS LIST 32 6 ADJUSTMENT 36 7 GENERAL INFORMATION 43 7 1 PARTS 43 7 1 1 IC 43 7 1 2 DISPLAY 49 7 2 DIAGNOSIS 50 7 2 1 DISASSEMBLY 50 7 2 2 TEST MODE 52 7 3 BLOCK DIAGRAM 58 8 OPERATIONS AND S...

Страница 2: ...e covered by this manual Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty If you are not qualified to perform the repair of this product properly and safely you should not risk trying to do so and refer the repair to a qualified service technician WARNING This product contains lead in solder and certain electrical parts contain c...

Страница 3: ...3 CDX FM653 ...

Страница 4: ...4 CDX FM653 2 EXPLODED VIEWS AND PARTS LIST 2 1 PACKING 26 33 27 28 17 24 4 8 6 11 10 7 9 32 31 25 16 15 21 22 20 13 16 2 14 19 23 12 3 5 1 29 30 29 36 30 40 42 41 37 42 34 43 ...

Страница 5: ...er Soft CNM3872 22 Fastener Rough CNM4041 23 Panel CNS5428 24 Polyethylene Bag CEG1099 25 Polyethylene Bag CEG1185 26 Carton CHG3727 27 Sub Carton CHG3735 28 Contain Box CHL3727 29 Protector CHP2133 30 Protector CHP2135 31 Seal CNM5599 32 1 Installation Manual CRD2886 32 2 Owner s Manual CRD2885 32 3 33 Antenna Select Assy CWM6445 34 Display Assy CXB3249 35 36 Magazine Assy CXB4027 37 Angle Assy C...

Страница 6: ...6 CDX FM653 2 2 EXTERIOR ...

Страница 7: ...1 Connector CN802 CKS3195 32 Connector CN201 CKS4019 33 34 Holder CNC8056 35 Holder CNC8070 36 Display Assy CXB3249 37 Screw BPZ20P100FZK 38 Button CAC5887 39 Cord CDE5834 40 Transistor Q801 2SD2396 41 Cover CNS5223 42 LCD LCD901 CAW1514 43 Holder CNC8062 44 Lighting Conductor CNV5594 45 Rubber CNV5599 46 Grille Unit CXB3825 47 48 49 Lower Case Unit CXB3395 50 Grille Unit CXB4378 51 Screw BPZ20P08...

Страница 8: ...8 CDX FM653 2 3 CD MECHANISM MODULE ...

Страница 9: ...Sheet CNM6009 46 Spacer CNM6146 47 Sheet CNM6296 48 PCB CNP5227 49 PCB CNP5228 50 Ball CNR1189 51 Gear CNR1531 52 Belt CNT1086 53 Gear CNV5472 54 Gear CNV5473 55 Rail CNV5474 56 Lever CNV5475 57 Gear CNV5477 58 Arm CNV5478 59 Holder CNV5480 60 Guide CNV5481 61 Guide CNV5482 62 Holder CNV5483 63 Holder CNV5484 64 Clamper CNV5485 65 Gear CNV5486 66 Gear CNV5562 67 Holder CNV5563 68 Lighting Conducto...

Страница 10: ...5FZK 92 Pickup Unit Service CXX1285 93 94 95 Screw IMS26P040FMC 96 Screw JFZ20P025FNI 97 Photo transistor Q851 PT4800 98 Spring Switch S851 S853 CSN1051 99 LED D851 CN504 2 100 Spring Switch S852 CSN1052 Mark No Description Part No ...

Страница 11: ...11 CDX FM653 2 4 MAGAZINE ASSY 1 Magazine Assy CXB4027 2 Label CRW1395 3 Tray CNV5341 MAGAZINE ASSY SECTION PARTS LIST Mark No Description Part No ...

Страница 12: ...rts be sure to refer to EXPLODED VIEWS AND PARTS LIST or ELECTRICAL PARTS LIST A C D E M853 CXB3005 M852 CXB3006 M851 CXB3003 M854 CXB3004 PICKUP UNIT SERVICE CXX1285 CSN1051 CSN1051 CSN1052 CN504 2 PT4800 10k 1k B C MECHANISM PCB D SWITCH PCB E MOTOR PCB MOT 4CH SERVO DRIV RF A DSP 1 12 6 8 13 21 1 4 CN801 CN802 1 2 ...

Страница 13: ...13 CDX FM653 5 6 7 8 5 6 7 8 D C B A A CD CORE UNIT A 2 2 MOTOR DRIVER DRIVER RF AMP SERVO DSP DAC 18 7 2 5 19 20 15 17 16 12 3 9 11 10 A1 2 ...

Страница 14: ...14 CDX FM653 1 2 3 4 1 2 3 4 A 1 2 SYSTEM CONTROLLER LOUT AAGND ROUT GND VD A2 2 D C B A ...

Страница 15: ...15 CDX FM653 5 6 7 8 5 6 7 8 D C B A A2 2 B CN201 EXTENSION UNIT ...

Страница 16: ...iv 9 CH2 TD 0 5V div Test mode 32 tracks jump REV 0 5ms div 8 CH1 TE 0 5V div 9 CH2 TD 0 5V div Test mode Single jump REV 0 5ms div 8 CH1 TE 0 5V div 9 CH2 TD 0 5V div Test mode 100 tracks jump REV 5ms div 6 CH1 FE 0 1V div 3 CH2 FD 0 2V div Normal mode Play 20ms div 3 CH1 FD 0 5V div 0 CH2 MD 1V div Normal mode Focus close 12cm 0 5s div 3 CH1 FD 0 5V div 0 CH2 MD 1V div Normal mode Focus close 8c...

Страница 17: ...v 5µs div Normal mode Play 8 CH1 TE 1V div CH2 TEC 1V div Test mode Focus close Tracking open 2ms div 8 CH1 TE 0 5V div 6 CH2 FE 0 5V div Normal mode AGC after focus close 0 2s div 20ms div SCKO 2V div 1µs div Normal mode Play DOUT 2V div 10µs div Normal mode Play LRCK 2V div 20µs div Normal mode Play VD 5V div 50ms div Normal mode No disc GND REFO REFO GND REFO REFO REFO REFO REFO REFO REFO REFO ...

Страница 18: ...5V div Normal mode During AGC 1 CH1 RFI 1V div CH2 HOLD 5V div Normal mode The defect part passes 800µm B D 500µs div 1ms div 0 5ms div 3 CH1 FD 1V div CH2 HOLD 5V div Normal mode The defect part passes 800µm B D 0 5ms div 9 CH1 TD 0 1V div CH2 HOLD 5V div Normal mode The defect part passes 800µm B D 0 5ms div REFO REFO REFO REFO REFO REFO REFO REFO REFO REFO REFO REFO ...

Страница 19: ...19 CDX FM653 ...

Страница 20: ...20 CDX FM653 1 2 3 4 1 2 3 4 D C B A B 3 2 EXTENSION UNIT 7 2MHz 38KHz CN901 G A CN701 VD REGULATOR 5V REG 3V REG 6V REG 19kHz LPF ADD ON MODE LOOP FILTER CCP1233 F ...

Страница 21: ...21 CDX FM653 5 6 7 8 5 6 7 8 D C B A B 01 CN501 F MPX AMP PILOT BUFFER AMP EXTENSION UNIT B CCP1232 BU ACC GND FUSE 2A 1K 1 2W CEK1018 ...

Страница 22: ...22 CDX FM653 1 2 3 4 1 2 3 4 D C B A 1 2 3 4 1 2 3 3 3 ANTENNA SELECT UNIT F 4 A CN401 F B ...

Страница 23: ...23 CDX FM653 1 2 3 4 1 2 3 4 D C B A CSS1449 UDZ5R6 B 14V 40mA 14V 40mA G B CN802 DISPLAY ASSY KEY CONTROL AND LCD DRIVER G 3 4 DISPLAY ASSY G B ...

Страница 24: ...ON DIAGRAM 4 1 CD CORE UNIT NOTE FOR PCB DIAGRAMS 1 The parts mounted on this PCB include all necessary parts for several destination For further information for respective destinations be sure to check with the schematic dia gram M M852 ELV E F RERO EREF EPVO CN201 B C CN801 ...

Страница 25: ...CDX FM653 D C B A 1 2 3 4 1 2 3 4 25 RESET EJECT MAG A SIDE B CD CORE UNIT A Capacitor Connector P C Board Chip Part SIDE A SIDE B 2 Viewpoint of PCB diagrams ...

Страница 26: ...26 CDX FM653 1 2 3 4 1 2 3 4 D C B A BAL TV EXETENSION UNIT B B G CN901 F CN501 A CN701 SIDE A 4 2 EXTENSION UNIT CORD ...

Страница 27: ...27 CDX FM653 D C B A B EXETENSION UNIT B SIDE B 1 2 3 4 1 2 3 4 ...

Страница 28: ...28 CDX FM653 1 2 3 4 1 2 3 4 D C B A D 4 4 SWITCH PCB SWITCH PCB D C C 4 3 MECHANISM PCB A CN101 E D MECHANISM PCB C M M854 CRG M M851 SPDL HOME TRP DSP D851 PICKUP UNIT SERVICE ...

Страница 29: ...29 CDX FM653 D C B A 1 2 3 4 1 2 3 4 E 4 5 MOTOR PCB MOTOR PCB E C F 4 6 ANTENNA SELECT UNIT CN401 B TUNER ANTENNA SELECT UNIT F ANTENNA ...

Страница 30: ...CDX FM653 1 2 3 4 1 2 3 4 D C B A POWER P MODE D UP T DOWN D DOWN PAUSE T UP G CN802 B 30 4 7 DISPLAY ASSY SIDE A DISPLAY ASSY G ...

Страница 31: ...31 CDX FM653 D C B A 1 2 3 4 1 2 3 4 G SIDE B DISPLAY ASSY G ...

Страница 32: ...S1 16S103J R 306 RS1 16S752J R 307 RS1 16S103J R 308 RS1 16S752J R 309 RA4C332J R 311 RS1 16S102J R 501 RS1 16S102J R 651 RSK1 16S153J R 652 RSK1 16S153J R 653 RSK1 16S153J R 654 RSK1 16S153J R 659 RSK1 16S123J R 660 RSK1 16S123J R 661 RSK1 16S123J R 662 RSK1 16S123J R 663 RSK1 16S103J R 664 RSK1 16S103J R 665 RSK1 16S103J R 666 RSK1 16S103J R 669 RS1 16S101J R 670 RS1 16S101J R 671 RS1 16S752J R ...

Страница 33: ...6 C 717 CKSRYB103K25 C 718 CKSRYB103K25 C 719 CKSRYB102K50 C 720 CKSRYB102K50 C 722 CKSRYB103K25 C 723 CKSRYB103K25 C 801 CKSRYB103K25 C 802 CKSQYB104K25 C 803 CKSRYB103K25 Unit Number CWX2312 Unit Name Extension Unit MISCELLANEOUS IC 301 IC BA1404F IC 302 IC BA4560F IC 401 IC BU2611FS IC 801 IC NJM78L06A Q 201 Transistor IMD3A Q 202 Transistor FMG12 Q 301 Transistor DTC143TK Q 401 Transistor IMX1...

Страница 34: ...R 808 RS1 4S152J R 809 RS1 16S223J R 810 RS1 16S223J R 811 RS1 4S152J R 812 RS1 16S181J R 813 RS1 16S560J R 817 RS1 4S750J R 818 RS1 16S102J R 819 RS1 16S152J R 820 RS1 4S121J R 823 RS1 10S222J CAPACITORS C 201 CEAL330M6R3 C 202 CEAL330M6R3 C 203 CKSRYB103K50 C 204 CKSRYB103K50 C 205 CKSRYB392K50 C 206 CKSRYB392K50 C 209 CEAL1R0M50 C 210 CEAL1R0M50 C 211 CKSRYB102K50 C 212 CKSRYB102K50 C 213 CKSRY...

Страница 35: ...J R 904 RS1 16S471J R 905 RS1 16S332J R 906 RS1 16S223J R 907 RS1 16S473J CAPACITORS C 901 CKSRYB473K16 C 902 CSZSR100M16 C 903 CSZSR100M16 C 904 CKSRYB104K16 C 905 CKSRYB104K16 C 906 CKSRYB104K16 Unit Number CWX2200 Unit Name Antenna Select Unit MISCELLANEOUS Q 501 Transistor 2SC1740S D 501 Diode 1SS133 L 501 Ferri Inductor LAU4R7K RY 501 Relay CSR1014 RESISTORS R 501 RD1 4PU683J R 502 RD1 4PU103...

Страница 36: ...lance Adjustment VR301 Oscilloscope 38kHz signal becomes minimum Modulation 400Hz 0dB 1 VR302 Linear Detector LEVEL 7 Adjustment or Spectrum Analyzer 500Hz 0dB 135 5kHz 1 L and R are input at the same time EXTENSION UNIT L402 VR301 CN201 Antenna Plug ANTENNA SELECT UNIT ANTENNA OUT Antenna Jack Spectrum Analyzer DC Regulated Power Supply Oscilloscope FM Tuner BACK UP ACC GND BAL TV DC V Meter VR30...

Страница 37: ...ove the pickup unit to the innermost track 3 Press key PAUSE to close focus the display should read 91 Press key PAUSE 2 times Enter Rough Servo mode Press key ADJ to implement the tracking balance adjustment the display should now read 81 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 to the photographs suppli...

Страница 38: ...38 CDX FM653 Grating waveform 45 0 75 60 30 90 Echt Xch 20mV div AC Fcht Ych 20mV div AC ...

Страница 39: ...lloscope One L P F Measuring Points EREF EPVO Setting Without a magazine in Test mode With the mechanism placed upside down Place the CD mechanism module so that the CD core unit is above Confirmation Procedure 1 Enter Test mode 2 Press key P MODE to enter Mechanism Test mode 3 Press key RANDOM twice to specify the amount of movement 6 3 ADJUSTMENT OF ELEVATION WHEN THE CD CORE UNIT HAS BEEN REMOV...

Страница 40: ...ally CD core unit below Take care not to short cir cuit the PCB 11 Confirm the height of the stage Use the DISC key to select Disc No 3 Check if the stopper bend of the clamp lever is engaged in the groove of the frame stopper Fig 2 4 Note The stopper bend will be pressed downward into the groove for final clamping Confirm the engagement position of the stopper bend If the stopper bend is engaged ...

Страница 41: ...rease the volt age of EREF adjusted in step 8 by 20 mV 13 Place the mechanism horizontal Go back to step 11 to reconfirm the stage height 14 When adjustment of the stage height is completed proceed as fol lows 15 Press the EJECT switch 16 Once operation of the mechanism has stopped turn the power OFF 17 Wait more than one minute after the power is turned off then turn the power ON and insert a mag...

Страница 42: ...the clamp lever Frame stopper OK Engaged in the center and pressed downward NG Fig 1 Dislocated toward the first CD Adjust the insertion gate of magazine to the third scale E 1 2 3 4 6 Dislocated toward the sixth CD Fig 2 Fig 3 Fig 4 ...

Страница 43: ...n the sub Q code 28 FLAG O Flag output pin to indicate that audio data currently being output consists of noncorrectable data 29 DIN I Serial data input to internal DAC 30 DOUT O Serial audio data output 31 SCKIN I Serial clock input to internal DAC 32 SCKO O Audio data that is output from DOUT changes at rising edge of this clock 33 LRCKIN I LRCK signal input to internal DAC 34 LRCK O Signals to ...

Страница 44: ... regulation 75 AGCO O RF signal output of after gain adjustment 76 AGCI I RF AGC amplifier input 77 RFO O RF summing amplifier output 78 EQ2 RF amplifier equalizer parts additional pin 79 EQ1 RF amplifier equalizer parts additional pin 80 RF I RF summing amplifier inverted input 81 A GND Analog circuit GND 82 A I Photo detector A input 83 C I Photo detector C input 84 B I Photo detector B input 85...

Страница 45: ...y electrostatic induction BA05FP Reference voltage Vcc GND OUT 1 2 3 VCC 28 27 26 25 PreVcc OPIN4 OPIN4 OPOUT4 24 23 22 OPIN3 OPIN3 OPOUT3 21 20 19 18 GND STBY PowVcc VO3 17 16 15 VO3 VO4 VO4 1 2 3 4 BIAS IN OPIN1 OPIN1 OPOUT1 5 6 7 OPIN2 OPIN2 OPOUT2 8 9 10 11 GND MUTE PowVcc VO2 12 13 14 VO2 VO1 VO1 Stand by Mute Level shift Level shift Level shift Level shift BA5986FM ...

Страница 46: ... NM LSI clock output 38 M6M12 I 6 12 disc select input 39 46 NC Not used 47 SYSPW O C System power supply control output 48 cs O C SRAM chip select 49 XAO O C CD LSI data discernment control signal output 50 xstb O C CD LSI strobe output 51 xrst O C CD LSI reset output 52 MIRR I Mirror detector input 53 LOCK I Spindle lock detector input 54 FOK I FOK signal input 55 61 NC Not used 62 VCC VDD 63 NC...

Страница 47: ...I ELV reference voltage input 95 TRP I Tray position input 96 AVSS I A D GND 97 VDIN Power supply short sensor input 98 VREF I A D converter reference voltage input 99 AVCC A D VCC 100 EPCS I O C E2PROM detect input Chip select output PD5514A 20 21 40 41 60 61 80 1 Format Meaning C C MOS NM Middle resistivity N channel open drain 1 30 51 80 100 81 50 31 ...

Страница 48: ...em reset 5 6 MODE1 0 GND 7 GRN amb O GREEN AMBER select output 8 SO O UART output 9 SI I UART output 10 remin I Remote control signal input 11 RVER Not used 12 NC Not used 13 16 KDT4 1 I Key data input 17 22 KST6 1 O Key strobe output 23 VCC 5V 24 73 SEG49 0 O LCD segment output 74 77 COM3 0 O Common driver output 78 80 V3 1 LCD bias power supply 20 21 40 41 60 61 80 1 PD6294A ...

Страница 49: ...49 CDX FM653 7 1 2 DISPLAY CAW1514 SEGMENT COMMON ...

Страница 50: ...moving the CD Mechanism Module Remove the four dampers Fig 5 Disconnect the connector Fig 5 Remove the two springs Fig 5 Disconnect the connector and then remove the CD Mechanism Module Fig 6 Removing the Grille Unit not shown 1 Press the two tabs indicated by arrows and then pull out the Grille Unit Exterior section parts list No 50 Fig 7 CD Mechanism Module Fig 5 Fig 6 7 2 DIAGNOSIS 7 2 1 DISASS...

Страница 51: ...e make sure that the flexible tray motor printed circuit board and flexible relay card are not pulled exces sively 6 Remove screw A and then remove the carriage motor assy lighting conductor feed screw holder feed screw and belt see Fig 9 7 Remove screw B on the main side and the pickup unit together with the guide shaft see Fig 9 Fig 8 Flexible card Erect Flexible relay card han dle with care Fle...

Страница 52: ... test mode be very careful to avoid mechanical and or electrical shocks to the sys tem when making adjustment Disc detection during tray extraction and return oper ations is performed by means of the photo transistor in this unit Consequently if the inside of the unit is exposed to a strong light source with the outer casing removed for repairs or adjustment the following mal functions may occur E...

Страница 53: ...play Display Display T Close and F T AGC and RF AGC and Fit Servo Display Power ON Not adjustment for T Offset Display Display ADJ RF AMP Gain Select ADJ Power OFF Power OFF Power OFF 8x 8x 8x TRK SEC MIN 9x 9x 9x TRK SEC MIN 8x 8x 8x TRK SEC MIN 9x 9x 9x TRK SEC MIN or 8x 8x 8x TRK SEC MIN 9x 9x 9x TRK SEC MIN or 00 00 00 TRK SEC MIN 99 99 99 TRK SEC MIN or 00 00 00 TRK SEC MIN 99 99 99 TRK SEC M...

Страница 54: ...ubcode NG A disc not containing CD R data is found Turned over disc are found though rarely Failure on home switch or CRG move mechanism RF AMP NG An appropriate RF AMP gain can t be determined CD signal error 17 Electricity Setup NG APC protection doesn t work Focus can be easily lost Damages or stains on disc or excessive vibrations 30 Electricity Search Time Out Failed to reach target address C...

Страница 55: ... products the new test mode can be reset through the same operations as that employed for shifting to the STBY mode while maintaining the Acc turned off 2 Key Correspondence Key Test mode New test mode Example Power Off Power On In play Error Production DISC To power on To power off Time Err No switching offset adjustment performed TRACK FWD Kick FF TR TRACK REV Kick REV TR P MODE T Close AGC perf...

Страница 56: ...s None 10 Carriage move to home position started None 11 Carriage move to home position started None 12 Carriage is moving toward inner diameter Specified 10 seconds has been passed or failure on home switch 13 Carriage is moving toward outer diameter Specified 10 seconds has been passed or failure on home switch 14 Carriage outer kick in progress None 15 Carriage outer diameter feed 1 second in p...

Страница 57: ... focus 47 Check for servo close is started Off focus 48 Check of LOCK pin started Off focus or spindle not locked 49 RF AGC started Off focus 50 RF AGC in progress Off focus 51 Standing by after RF AGC is over Off focus 5 Display Examples 1 During Setup When status no 11 TRK No MIN SEC 11 11 11 2 During Operation TOC read TRK search Play FF and REV The same as in the normal mode 3 When a Protectio...

Страница 58: ...58 CDX FM653 7 3 BLOCK DIAGRAM C A B D E ...

Страница 59: ...59 CDX FM653 F G ...

Страница 60: ...Modulating Frequencies The initial value is 89 1 MHz If your radio does not have muting there may be some noise before power switch of control unit is ON If this happens turn down the volume of the radio 2 Press button to switch on and start the player Start the CD player Disc Number Search Disc Number A B D C F E Parts for connection ...

Страница 61: ...Red To electric terminal controlled by ignition switch 12 V DC ON OFF Black ground To the vehicle metal body Fuse holder Display unit CD Player unit Car antenna plug To FM car radio Antenna switching unit Resistor Pass leads and cords through Pass leads and cords through D and fix in place 61 CDX FM653 ...

Страница 62: ...1 9 kg 4 2 lbs Dimensions 248 W 66 H 169 D mm 9 3 4 W 2 5 8 H 6 5 8 D in FM modulator usable frequency 87 9 88 1 88 3 88 5 88 7 88 9 89 1 89 3 89 5 89 7 89 9 90 1 MHz Antenna Switching unit Weight 140 g 0 3 lbs Dimensions 45 W 25 H 43 D mm 1 3 4 W 1 H 1 5 8 D in Display unit Weight 78 g 0 1 lbs Dimensions 100 W 37 H 18 D mm 3 15 16 W 1 7 16 H 5 8 D in Note Specifications and the design are subject...

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