Disassembly For Repair - Kenwood DV-402 Service Manual

How to Remove Disc in unit
Slide the lever of the mechanism from bottom side as
figure if you can't get the disc on the tray.
1. Pin description of CPU :CXP82532(IC901)
Pin No. Pin Name
1 RXD
2 RMC IN
3~5 -
6 SDA
7 SCLK
8 RESET MAIN
9,10 -
11 MODE SELECT
12~21 -
22~24 KEY1~KEY3
25 BUYER OPTION
26 REGION OPTION
27 -
28 -
29 1/3/5 OPTION
30 RST
31 EXTAL
32 XTAL
33 VSS
34~56 SEG00~SEG22
57,58 -
59~70 GRD00~GRD11
71 -30V
72,73 VDD
74 SCART/DVD/AUX
75 PWR CONTROL
76 -
77 TXD
78,79 -
80 -
DV-402/DVF-3530/3530-S

DISASSEMBLY FOR REPAIR

I/O
I Communication from MPEG(IC201).
I Input for remote control receiving circuit.
- Unused.
I/O Serial data input and output.
O Chip select input for serial interface.
O Reset signal output.
- Unused.
- Unused.
- Unused.
I Key input port.
- Unused.
- Unused.
- Control port for standby led.
- Unused.
- Unused.
I Reset signal input.
I Connection for system clock oscillation crystal.
O Connection for system clock oscillation crystal.
- Unused.
O Segment signal output for FDP.
- Unused.
O Grid signal output for FDP.
- Power supply(-30V) for FDP.
- Positive power supply(+5.0V).
O Switching port for TV/AUX(E,T type only).
O Power control port.
- Unused.
O Communication to MPEG(IC201).
- Unused.
- Connected to power supply(+5V).
Description
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