Flow Chart of Troubleshooting
3-8
3-1-5. Speaker Part
No
Yes
2
Check the Speaker
Are the any signals at the
R101, R102, R153, R155?
No
Is the terminal of Speaker
O.K.?
There is no sound from speaker
Are there any signal at the
C136, R140, R141?
Replace the Speaker
Check the UCP101
END
No
Yes
1
Yes
③
