Classe-CDP3-cd-sm维修电路图 手册.pdf

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1、CDP-.3 Class INTEGRATED CD PLAYER SERVICE MANUAL v 1.0 RadioFans.CN Index Mechanical Assembly3 PC Boards17 Testing Procedures30 Diagrams33 RadioFans.CN CDP .3 MECHANICAL ASSEMBLY RadioFans.CN 1 MS-2347 PHILIPS 2 L1C2XR02 3 L1C3XR03 CDP .3 FACE PLATE ASSEMBLY Class - 1 1 MODEL CDP.3 PLAY/PAUSE STOP L

2、OAD POWER HDCD 2 3 RadioFans.CN FACE PLATE ASSEMBLY Class - 2 CDP .3 1 L1C2XR02 2 2 1 TOP VIEW SIDE VIEW RadioFans.CN CHASSIS REAR VIEW) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 14 13 11 12 Class - 3 9 10 CDP .3 1 2 3 4 5 8 6 7 RadioFans.CN CHASSIS 1 PLA CAPFR1 2 HDW #8 FLAT WASHER 3 BZO 8-32x3/4” BHCS 4 L1

3、61XR07 Class - 6 1 2 3 CDP .3 4 TOP VIEW RadioFans.CN Class - 8 PARTIAL ASSY 1 AVR BO51XR02 2 AVR BO50XR03 3 AVR BO1CXR00 4 TRANSFORMER CDP .3 TOP VIEW RadioFans.CN SHIPPING AREA - FINAL ASSY Class - 9 CDP .3 1 L162XR00-B 2 2 1 MODEL CDP.3 PLAY/PAUSE STOP POWER HDCD LOAD RadioFans.CN CDP .3 PC BOARD

4、S RadioFans.CN 820083 INPUT Class - 10 CDP .3 RadioFans.CN Class - 13 B161XR00 POWER SUPPLY CDP .3 RadioFans.CN Class - 13 B1C2XR02 PANNEL CDP .3 RadioFans.CN Class - 13 B1C5XR00 DISPLAY CDP .3 RadioFans.CN Class - 13 B1C3XR00 SWITCH CDP .3 RadioFans.CN CDP .3 TESTING PROCEDURES RadioFans.CN Class -

5、 14 INPUT PCB A. INSPECTION -visually check all parts for: solder bridges or splashes, backwards or missing component orientation. B. POWER SUPPLY VOLTAGES 1. CR105-21V 2. CR102+21 3. CR302-5V 4. CR301+5V 5. CR104-12V 6. CR103+12V 7. R305-12V 8. R301+12V 9. C202+5V C. DAC OFFSETS CALIBRATION -maximu

6、m 6mV 1. Measure DC voltage of J404A to J404B LGND. Divide 5127 by this number choose the closest factory select resistor value in K OHMS for 311 (if neg.) on R 313 (if pos.). 2. Measure DC voltage of J403A to J403B RGND. Divide 5127 by this number and choose the closest factory select resistor valu

7、e in K OHMS for R 306 (if neg.) or R 308 (if pos.). D. CHECK ANALOG AUDIO OUTPUT SIGNAL CDP .3 RadioFans.CN CDP .3 DISPLAY PCB Class - 15 A. INSPECTION -visually check all parts for: solder bridges or splashes, backwards or missing components, component orientation. B. FUNCTION 1. Switch on unit. 2.

8、 Insert HDCD disk. 3. Press switch buttons if all are working according to their functions. 4. LED must light during play. 5. Check remote control. RadioFans.CN CDP .3 DIAGRAMS RadioFans.CN POWER SUPPLY - 79007001 (1) Class - 16 CDP .3 RadioFans.CN Class - 17 CDP .3 HDCD - 79007001 (2) RadioFans.CN Class - 18 CDP .3 DAC - 79007001 (3) RadioFans.CN Class - 19 CDP .3 OUTPUT - 79007001 (4) RadioFans.CN cdp03_ps.sch-1 - Thu May 29 15:40:57 2003 RadioFans.CN RadioFans.CN