SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-21
9-13. GSM850 Transmitter
①
②
9-14. GSM Transmitter
①
②
Change or Resolder PAM100
Yes
PAM100 Pin4
≥
-65dBm
TX ON (5Level)
Check PAM100
Pin8=H, Pin9=L,
Pin10=H
PAM100 Pin15
≥
-30dBm
Check ANT Switch
control circuit
Yes
Yes
Yes
No
No
No
END
Change or Resolder PAM100
Yes
PAM100 Pin4
≥
-65dBm
TX ON (5Level)
Check PAM100
Pin8=H, Pin9=L,
Pin10=H
PAM100 Pin15
≥
-30dBm
Check ANT Switch
control circuit
Yes
Yes
Yes
No
No
No
Resolder C138, R117
END
Resolder L108, L109, C132,
C134, L110
Resolder L108, L109, C132,
C134, L110
Resolder C138, R117
③
③