SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-38
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9-13. DCS Transmitter
YES
NO
NO
YES
YES
NO
YES
NO
OK
YES
NO
NO
YES
NO
F100 pin 11 >=
0 dBm
Resolder RFS100,
L100, L101, C103, C109
Check R103, R105,
R109, UCP200
Check F100 truth
table
Pin 4 :
LOW
Pin 5,6 : HIGH
F100 pin 15 >=
0 dBm
Resolder or Change
F100
PAM100 pin 16
>= 0 dBm
Resolder or Change F100,
L114, C129, C140, C127
Resolder
PAM100,
Check UCP200
Check
Vramp
Check Operating
mode
PAM100 pin3(BS) = H
Pin1(EN) = H
PAM100 pin2 >=
- 25dBm
Check VBAT or
Sesolder / Change
PAM100
Resolder or Change
R113, UCP200
Check U100
TX ON
(PCL 0 level)
Содержание SGH-I780
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