4. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
C1002
5.6n
15n
L1007
1.8p
C1021
C1026
1.8p
C1014
6.8n
33p
C1001
SW1000
4
3
2
1
ANT
COMMON
G3
G4
L1000
DNI
12n
L1002
C1025
1.8p
1.8p
C1032
12n
L1005
6.8n
C1020
5.6n
C1010
L1009
18n
FL1000
SFAY0012501
D5017
6
5
4
3
7
22
21
20
13
24
12
23
10
15
8
14
1
17
16
2
19
18
PCS_RX1
PCS_RX2
ANT
PCN_RX1
PCN_RX2
GND1
EGSM_RX1
GND2
EGSM_RX2
GND3
GND4
GSM850_RX1
GND5
GSM850_RX2
WCDMA_2100
WCDMA_850
WCDMA_1900
PCN_PCS_TX
9
GSM850_EGSM_TX
11
D
D
V
1L
RT
C
2L
RT
C
3L
RT
C
4L
RT
C
56n
L1001
WCDMA_LB_RTX
WCDMA_HB_RTX
RX_GSM_850_M
RX_PCS_P
RX_PCS_M
RX_DCS_M
RX_GSM_900_P
RX_GSM_900_M
RX_GSM_850_P
RX_DCS_P
GSM(869-894 MHz)
GSM(925-960 MHz)
PCS(1930-1990 MHz)
DCS(1805-1880 MHz)
TP1
TP2
G
snlGpG|Gv G
G
4.6.5 Checking RF Rx Block
Schematic of GSM/DCS/PCS Rx Block
{w
{w
1
2
4.6.5 Checking RF Rx Block