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4. TROUBLE SHOOTING
4.15 Checking Front-End Module Block
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
PCN_RX2
14
PCS_RX1
15
PCS_RX2
VDD
7
21
WCDMA_2100
CTRL3
16
EGSM_RX1
EGSM_RX2
17
GND1
2
GND2
3
8
GND3
10
GND4
GND5
20
GND6
22
GND7
23
GND8
24
GSM850_EGSM_TX
11
GSM850_RX1
18
19
GSM850_RX2
9
PCN_PCS_TX
12
PCN_RX1
13
DGM112M02
FL100
1
ANT
4
CTRL1
5
CTRL2
6
C114
10n
10n
C111
10n
C110
VREG_RF_SMPS
RF
KMS-507
SW101
ANT
G1
G2
C113
0.1u
100p
C100
ANT
G1
G2
G3
SW100
20369-001E
ANT_SEL0
ANT_SEL1
ANT_SEL2
[Fig. 4.13] Schematic of the Front-End Module Block
[Fig. 4.14] Test Point of Front-End Module Block
TP4
TP1
TP2
TP3
Содержание KF700
Страница 1: ...Service Manual Model KF700 Service Manual KF700 Date May 2008 Issue 1 1 Internal Use Only ...
Страница 157: ... 158 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 167: ... 168 LGE Internal Use Only Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 193: ...Note ...
Страница 194: ...Note ...