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Flow Chart of Troubleshooting
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9-21
9-13. GSM Transmitter
PAM401 Pin6
>= 1V
Resolder PAM401
(PAM)
TX ON (5Level)
Resolder TCX400
(TXVCO)
TCX400(TXVCO)
pin1
>= 2dBm
PAM401 pin9
>= 20dBm
F400(FEM)
pin12
>= 25dBm
Resolder PAM401 (PAM)
Resolder F400
(FEM)
Yes
Yes
Yes
Yes
No
No
No
No
END
Check UCP100
(MSM6275)
Yes
Содержание SGH-Z560
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Страница 30: ...PCB Diagrams 8 2 Bottom ...