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Flow Chart of Troubleshooting
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9-20
9-12. DCS Receiver
RX ON
Cell Power : -60dBm
PAM100 Pin17
≥
-65dBm
Yes
Resolder
PAM100,L100,C103,C102
No
Yes
No
Check F101
pin4 = L
pin5 = H
F101 Pin6,7
≥
-68dBm
Check Tx Module
control circuit
No
Yes
Resolder F101
Yes
U101
pin 15
≥
-70dBm
pin 16
≥
-70dBm
Resolder C117,C118,L110
No
U101
pin 4
≥
2.8V
Yes
U101
pin 27,28,29,30
≥
0.2Vp_p
No
Check & Resolder
L113
And PMU Part
No
Yes
Check UCP200
Resolder U101
Yes
END
Содержание GT-M2710L
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