LG KG330 Service Manual page 90

Table of Contents

Advertisement

4. TROUBLE SHOOTING
5. Checking PAM Circuit
GSM_TX Output
APC
U400
U400
PAM
PA_ON
DCS_PCS TX Output
PA_BAND
No
Check control signals of
Similar?
Download S/W
U400 refer to waveform
Yes
Check if there is
Go to Next Step
any major difference
- 91 -

Advertisement

Table of Contents
loading

Table of Contents