Gsm Receiver - Samsung SGH-C160 Service Manual

9-12. GSM Receiver

RX ON
RF INPUT=62CH
AMP=-50dBm
Yes
Check PAM101
pin 7(EGSMRX)
≥-65dBm
Yes
Check U100
pin 29, 30 (EGSMRX)
≥-65dBm
>
Yes
Check UCP200
MOD_STANDBY=HIGH
PON_PA=LOW
BAND=LOW
Yes
END
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No
Resolder or Change
PAM101
No
Resolder or Change
F101
No
Resolder or Change
UCP200
9-25
Flow Chart of Troubleshooting