Gsm Transmitter - Samsung SGH-Z240 Service Manual
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Also See for SGH-Z240:
- Specifications (2 pages) ,
- User manual (40 pages) ,
- Service manual (73 pages)
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9-14. GSM Transmitter
TX ON (5Level)
Yes
PAM401 Pin4
>= 1V
Yes
VCO400(TXVCO)
pin1
>= 2dBm
Yes
PAM401 pin17
>= 20dBm
Yes
F400(FEM)
pin12
>= 25dBm
Yes
Check UCP101
(MSM6250)
END
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No
Resolder PAM401
No
Resolder VCO400
(TXVCO)
No
Resolder or change PAM401
No
Resolder or change F400(FEM)
9-25
Flow Chart of Troubleshooting
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