SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-18
9-10. GSM850 Receiver
RX ON
Cell Power : -60dBm
PAM100 Pin17
≥
-65dBm
Yes
Resolder
PAM100,L100,C106,C102
No
Yes
No
Check PAM100
pin4,5 = L
F101 Pin7,6
≥
-68dBm
Check TxModule
control circuit
No
Yes
Resolder F101
Yes
U101
pin 19
≥
-70dBm
pin 20
≥
-70dBm
Resolder C112,C113,L108
No
U101
pin 4
≥
2.8V
Yes
U101
pin 27,28,29,30
≥
0.2Vp_p
Check & Resolder
L113
And PMU Part
No
No
Yes
Yes
Resolder U101
Check UCP200
END
Содержание GT-M2710L
Страница 53: ...efrcom ...