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Level 3 Repair
8-3-13. DCS Transmitter
TX ON (5Level)
Yes
PAM100 Pin15 ≥
30dBm
(TP:L111 using
spectrum analyzer)
No
PAM100 pin2 ≥ -4
dBm
(TP:C112 using
spectrum analyzer)
No
PAM100 pin1
≥ -4dBm
(TP:C112 using
spectrum analyzer
No
Check & Resolder
C200, C201, C203, C204, L200,
And PMU Part and UCP200
Yes
END
yes
Resolder L110, L111, C118
Yes
Yes
Yes
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Check PAM100
pin4(H=2.4V)
Pin5(H=2.4V)
Check PAM100
VBATT(pin11=3.7V)
(TP:C108) OK?
No
Resolder or Change
C112
8-33
No
Check ANT Switch
control circuit
Yes
Change or Resolder
PAM100
Yes
Change the UCP200
if a damaged chip.
Check VBAT
using the osciliscope
(TP:C108)
or PAM control signal
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