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Kenwood Kdcf 331 Manual

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    Page 1 © 2006-12 PRINTED IN JAPAN B53-0483-00 ( N ) 229 CD RECEIVER KDC-W237AY/W237GY KDC-W3037AY/W3037GY KDC-W311AY/W311GY KDC-W3537AY/W3537GY/W4037Y SERVICE MANUAL This product uses Lead Free solder. * Depends on the model. Refer to the parts list. SPARE TDF PANEL MAIN UNIT NAME TDF PARTS No. TDF NAMEKDC-W237AY Y33-2660-60 TDF-W237A KDC-W237GY Y33-2660-61 TDF-W237G KDC-W3037AY Y33-2650-63 TDF-W3037A KDC-W3037GY Y33-2650-64 TDF-W3037G KDC-W311AY Y33-2650-65 TDF-W311A P anel assy KDC-W3537AY/W3537GY...
    Page 2 2 KDC-W237AY/W237GY/W3037AY/W3037GY/ W311AY/W311GY/W3537AY/W3537GY/W4037Y BLOCK DIAGRAM 216 1 FRONT/ P.ON FL BU DET PHONE A CC DET RST PHONE A CC DET / BU DET PS1-1 / PS1-2 / PS1-3 P. ON FL PS2-1 / PS2-2 9 5 9 BU DET 11 3 MUTE 8 R11-15 12 3 3 31 ROM CORRECTION (NOT USED) 1 1 REAR/SW 1 1 1 1 R80-82 P-ANT P-CON B.U. ACC PHONE SP-OUT PS2-1 / PS2-2 PS1-1 / PS1-2 / PS1-3 R103 1 FL+B 2 LX-BUS E-VOL IC2 or IC3 A8V SYSTEM u-COM BU POWER DC-DET Q701-704 PRE-OUT PHONE A CC-DET Q101 SURGE- Q103 BU- DET Q102...
    Page 3 3 KDC-W237AY/W237GY/W3037AY/W3037GY/ W311AY/W311GY/W3537AY/W3537GY/W4037Y VREF8EJE-SW 12EJE-SW LOS-SW LOE-SW MOTOR LO/EJ A.GND A8V A,B,C,E,F TR OUT FO OUT DM OUT FM OUT A3.3V LD SIGNAL S.GND S7.5V FO OUT TR OUT DM OUT FM OUT DRV MUTE SO SRAMSTB SI B UCK CCE PIO0 R246,247 SRAMSTB B UCK CCE PIO0 SO SI MRST MRST C88,R82 C87,R83 R-ch L-ch L-ch R-ch ZDET MUTE L/R D.GND D GND BU1.5V SW1.5V SW3.3VA GND BU5V P. O N E F A C B TR COIL FO COIL APC IC4 16.934MHz CLOCK IC3 3.3V REG IC7 LOADING & M OTOR DRIVER M OTOR...
    Page 4 4 KDC-W237AY/W237GY/W3037AY/W3037GY/ W311AY/W311GY/W3537AY/W3537GY/W4037Y ● ELECTRIC UNIT (X34-467x-xx) Ref. No. Application / Function Operation / Condition / Compatibility IC1 System µ-COM Controls FM/AM tuner, the changer, CD mechanism, panel, volume and tone. IC2,3 E-VOL Controls the source, volume and tone. IC4 Power Supply IC Outputs 5Vx2, 8.1Vx2, 10.2V, P-CON and P-ANT. IC6 Power IC Amplifies the front L/R and the rear L/R to 50W or 45W maximum. IC7 RDS IC RDS decoder. IC8 Reset IC Lo when...
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