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Specific FUNCTION MODE unfelt voice
TAPE
IC201 input check (HAED input) "A" DECK 32,39 "B" DECK 34,37
NO
YES
IC201 output check (5, 26PIN)
NO
YES
IC401 7, 38 signal input check
A
IC202 14PIN HIGH operation check
NO
YES
Q213(C103 COLLECTOP LOW) operation check
NO
YES
Q212(A102) BASE LOW check
NO
YES
Q201.202(GATE) HIGH operation check
YES
Q201,202 (DRAIN) GND check
YES
Replace defective parts
Refer to IC201 Troubleshooting
DECK HEAD WIRE connection status check
IC202 9PIN (PB MUTE) operation check
YES
c-COM 301 3.4PIN CLK/DATA operation check
Replace IC202
Replace Q213(C103)
Q212(A101) EMITTER 5V check
YES
Q212(A102) COLLECTOR 5V operation check
YES
Replace defective parts
- 2-3 -
NO
A
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