Dcs Transmitter - Samsung GT-i8000 Service Manual

9-13. DCS Transmitter

(PCL 5 level)
Cell Power : -40dBm
Normal Condition Catch the
U205 Pin 56
Check U205 & UCP500
TX ON
channel
F200 Pin 2
>= 5dBm
No
Yes
F200 Pin 9
>= 5dBm
No
>= 5dBm
No
END
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Resolder RFS200, C200, L201, R221,
Yes
Check F200
Truth Table
Pin 3 : HIGH
Pin 4 : HIGH
Pin 5 : LOW
Pin 6: LOW
YES
Yes
Resolder or change C216
9-31
Flow Chart of Troubleshooting
,R220
Resolder or change F200