Panasonic SA-HT930GC, Service Manual

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Cover the parts boxes made of plastics with aluminum foil.
Ground the soldering iron.
Put a conductive mat on the work table.
Do not touch the legs of IC or LSI with the fingers directly.
22. Block Diagram
23. Schematic Diagram
24. Printed Circuit Board Diagram
25. Wiring Connection Diagram
26. Illustration of IC’s, Transistors and Diodes
27. Terminal Function of ICs
27.1. IC2018 (MN101C49GHB): Operation CPU
Pin
No.
Terminal
Name
I/O Function
1 AVSS - Power supply for A/D
converter
2 KEY1 I Key 1 line input
3 DES1 I Tuner region setting signal
input
4 DES2 I Model select signal input
5 DES3 I DVD region setting signal
input
6 KEY2 I Key 2 line input
7 DISC
SENSE I Disc sensor signal input
8 N.C - No connecting (GND)
9 N.C - No connecting (GND)
10 AVCC - + Power supply for A/D
converter
11 VCC - Power supply terminal (5V)
12 XOUT - Main clock output (8.0MHz)
13 XIN - Main clock input (8.0MHz)
14 VSS - GND
15 XI - GND
16 XO - Not used, open
17 MMOD - GND
18 DVD CMD O DVD command signal output
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