LG MG370 Service Manual page 70

Mobile S/W & ASM
L400
15nH
C410
100p
C413
L403
1.2nH
RF-800
SW400
C420
22p
VC1
VC2
C423 C424
27p 27p
Mode
VC1
VC2
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
1p
FL401
9 1
IN GSM1800_1900TX
6
GSM1800_1900RX
3
VC_GSM850_900TX
7
VC_GSM1800_1900TX
5 2
GND1 GSM850_900TX
8 4
GND2 GSM850_900RX
10
GND3
LMSP2PAA-575TEMP
GSM850 TX PCS1900 TX
H(2.7V)
L
4. TROUBLE SHOOTING
SW400
FL401
U400
FL400
U102
X100
GSM850 RX
L
H(2.7V)
- 69 -
PCS1900 RX
L L
L L
LGE Internal Use Only