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Car Audio System
SAFTETY INSTRUCTINS.....................................................1-3
DISMANTLING INSTRUCTIONS..........................................4
BLOCK DIAGRAM...............................................
WIRING DIAGRAM...............................................................6
CIRCUIT DIAGRAM MAIN BOAR.........................................7-9
CIRCUIT DIAGRAM PANEL BOARD...................................10
CIRCUIT DIAGRAM TUNER BOARD....................................11
Version1.0
2013-5-7
MAIN PCB COMPONENT LAYOUT.........................................12-13
PANEL PCB COMPONENT LAYOUT......................................14-15
.................5
TUNER PCB COMPONENT LAYOUT.....................................16-17
CD CONNECTOR PCB COMPONENT LAYOUT....................18
SET EXPLODER VIEW DRAWING.........................................19-20
TROUBLE SHOOTING..........................................
CMB2101/55
..................20-24

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Summary of Contents for Philips CMB2101/55

  • Page 1: Table Of Contents

    CMB2101/55 Car Audio System MAIN PCB COMPONENT LAYOUT.........12-13 SAFTETY INSTRUCTINS.............1-3 DISMANTLING INSTRUCTIONS..........4 PANEL PCB COMPONENT LAYOUT........14-15 BLOCK DIAGRAM..............5 TUNER PCB COMPONENT LAYOUT........16-17 WIRING DIAGRAM...............6 CD CONNECTOR PCB COMPONENT LAYOUT....18 CIRCUIT DIAGRAM MAIN BOAR.........7-9 SET EXPLODER VIEW DRAWING.........19-20 CIRCUIT DIAGRAM PANEL BOARD........10 CIRCUIT DIAGRAM TUNER BOARD........11...
  • Page 2: Saftety Instructins

    2.0 SAFTETY INSTRUCTIONS WAARSCHUWING WARNING Alle IC’s en vele andere halfgeleiders zijn All ICs and many other semi-conductors are gevoelig voor electrostatische ontladingen susceptible to electrostatic discharges (ESD). (ESD). Careless handling during repair can reduce life Onzorgvuldig behandelen tijdens reparatie kan drastically.
  • Page 3 2.1 ESD PROTECTION When the power supply is being turned on, you may not remove this laser cautions label. If it removes, radiation of laser may be received. PREPARATION OF SERVICING Pickup Head consists of a laser diode that is very susceptible to external static electrocity. Although it operates properly after replacement, if it was subject to electrostatic discharge during replacement, its life might be shortened.
  • Page 4 SAFTY NOTICE SAFTY PRECAUTIONS LEAKAGE CURRENT CHECK Plug the AC line cord directly into a 120V AC outlet (do Measure the AC voltage across the 1500 resistor. not use an isolation transformer for this check). Use an The test must be conducted with the AC switch on and AC voltmeter, having 5000 per volt or more sensitivity.
  • Page 5: Dismantling Instructions

    Dismantlement Method for CMB2101 A、 The procedure of disassembling the unit 1. Press EJ button and take out panel,remove A screw in top cover of the unit;Use tweezer to prize up the top cover as below blue arrow direction showed , remove the top cover.
  • Page 7: Wiring Diagram

    WIRING DIAGRAM...
  • Page 8: Circuit Diagram Main Boar

    CIRCUIT DIAGRAM -MAIN BOARD...
  • Page 11: Circuit Diagram Panel Board

    CIRCUIT DIAGRAM -PANEL BOARD...
  • Page 12: Circuit Diagram Tuner Board

    CIRCUIT DIAGRAM -TUNER BOARD XT001 R014 C009 32.768KHz C008 R001 270K C001 L001 C004 Q001 C006 C003 R003 220NH L003 RFGND L002 C002 SK255 2.7UH 220NH IC001 LOUT R002 C005 CTUNE SI474X ROUT RF-GND L006 C017 33UH Q102/Q003 L004 L005 C013 C025 C007...
  • Page 13: Main Pcb Component Layout

    PCB LAYOUT -MAIN BOARD TOP SIDE VIEW...
  • Page 14 PCB LAYOUT -MAIN BOARD BOTTOM SIDE VIEW...
  • Page 15: Panel Pcb Component Layout

    PCB LAYOUT -PANEL BOARD TOP SIDE VIEW...
  • Page 16 PCB LAYOUT -PANEL BOARD BOTTOM SIDE VIEW...
  • Page 17: Tuner Pcb Component Layout

    PCB LAYOUT -TUNER BOARD TOP SIDE VIEW...
  • Page 18 PCB LAYOUT -TUNER BOARD BOTTOM SIDE VIEW...
  • Page 19: Cd Connector Pcb Component Layout

    PCB LAYOUT CD CONNECTOR TOP SIDE VIEW...
  • Page 20: Set Exploder View Drawing

    SET EXPLODER VIEW DRAING 410-CEM2100B-EB-01 410-CEM2100A-EB-12...
  • Page 21 Packing explode drawing...
  • Page 22: Trouble Shooting

    CMB2101 Trouble shooting Product Model CMB2101 Area Date 2013-4-24 failure failure cause remark a、To check whether the 4Pin power input wire is connected well to the ISO connector; Whether it is loose of the 15A fuse of the ISO connector, can't be open circuit. b、To check whether the reset button Sw201 was long-term work then cause short circuit then on power on.
  • Page 23 Product Model CMB2101 Area Date 2013-4-24 failure failure cause remark a、To check whether the antenna was cold solder b、To check whether the intensity of radio input signal is too weak. c、To check the voltage of the 7th pin of tuner should be +3V3. d、To check the voltage of the 10th pin RES of tuner should be 3V6, the 11th pin CLK should be 3V1, the 12th pin DATE should Radio abnormal...
  • Page 24 Product Model CMB2101 Area Date 2013-4-24 failure failure cause remark n、To check the connected board of the CD deck mechanism. a、To check whether the format in the USB are fit the request of the unit. b、To check the voltage of the uppest pin of the USB connector which was on the panel should be +5V.
  • Page 25 The unit is first Powered up: ① NO-Fault- Found ② The unit is normal power ON:...

Table of Contents