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Flow Chart of Troubleshooting
10-11
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10-1-6. Speaker Part
< Speaker Conn.>
C
8
01
C
8
02
R
8
04
R
80
5
S
P
K
Z
D
80
4
Z
D
8
05
R804
R805
Z
D
80
4
C802
Z
D
80
5
C801
1
1
2
2
SPK
SPK+
SPK-
There is no sound from the Speaker
Is the connection of Speaker
O.K ?
Check Conn. or Replace the Speaker Assy
Is there any signals at
C508
and C511
?
Check
UCP300
END
Yes
Yes
Yes
No
No
Is there any signals at R804
and R805 ?
Check
U500
and the circuit around
U500
No