LG L240 Service Manual page 48

4.2.2.1 Mobile Switch & PAFEM Circuit
SW701
C75 0
C70 1
C72 4
R70 4
C72 5
U70 1
R70 5
C73 3 C72 2
C734 C711
4. TROUBLE SHOOTING
Mobile Switch
SW701 between C701 and C750
Is short?
YES
PAFEM
Check Control Signal
C722,C724,C725,C733,C734
YES
Check C711
YES
Check R705 RF LEVEL
≥
0dBm
YES
Re-download SW & CAL
- 49 -
NO
Replace SW701
* Refer to the table.1
NO
Check U702
NO
Check U702
NO
Check U702