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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
10-8
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10-2.
RECEIVER Working
2, 4
PininU407
Signal ON
?
AE15, AE16 Pin in
UCP200
Signal ON?
Operator receive
SPK-Assy's Breakdown?
Check UDC402, C416, C417
Change SPK-Assy's
Yes
No
No
No
Yes
No
Check PIN
6, 10
in U407
Yes
12, 14
PininU402
Signal ON
?
10, 18
PininU402
Signal ON
?
No
Check R430, R433
Yes
Check L404, L405
No
Yes
END