Dcs Transmitter - Samsung GT-E1120 Service Manual

Flow Chart of Troubleshooting

9-15. DCS Transmitter

TX ON (0Level)
Yes
PAM100 Pin17
≥ 25dBm
No
PAM100 pin29
≥ 25dBm
No
PAM100 pin29
≥ 25dBm
No
UCP200 pin
E1,D1,G1,F1
≥ 0.2Vp_p
Yes
Check UCP200
END
Yes
Resolder L101, L105, C105, C106
Yes
Yes
Resolder or Change
No
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Check PAM100
pin13 = H (2.6V),
pin12 = L
Yes
R109, C113, L107
UCP200 pin
W12,W13,W14,W15
≥ 2.8V
Yes
9-20
No
Check ANT Switch
control circuit
Change or Resolder PAM100
No
heck & Resolder
UCP200,
C206,C207,C210,C211
Resolder UCP200