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Flow Chart of Troubleshooting
11-16
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11-1-6. Speaker Part_2(RECEIVER)
③
②
①
There is no sound from the Speaker
Is the terminal of Speaker
O.K ?
No
Replace the Speaker
Yes
Are there any signals at
the PIN#3, #9 of U500
No
Check
U500
Yes
The pin #5, #7
of U500 is "Low"
No
Check
UCP201
Are there any signals at
the PIN#2, #10 of U500
Yes
No
Check
U101
Yes
Check
UCP201
END
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