- 101 -
4. TROUBLE SHOOTING
LGE Internal Use Only
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
PCS(1930-1990 MHz)
+2.75V
SFAY0010801
GSM(925-960 MHz)
GSM(869-894 MHz)
DCS(1805-1880 MHz)
C
G1
G2
KMS-518
SW101
A
22nH
L102
L108
4.7nH
NA
L107
C39
DNI
18nH
L106
GND3
23
GND4
GND5
24
GSM850_EGSM_TX
11
12
GSM850_RX1
13
GSM850_RX2
9
PCN_PCS_TX
PCN_RX1
16
PCN_RX2
17
PCS_RX1
18
PCS_RX2
19
VDD
7
22
WCDMA_1900
WCDMA_2100
20
WCDMA_850
21
D5015
2
ANT
CTRL1
3
CTRL2
4
CTRL3
5
6
CTRL4
EGSM_RX1
14
15
EGSM_RX2
1
GND1
8
GND2
10
FL102
ANT102
L103
100nH
NA
L101
2.7p
C38
0.1u
C34
C14
2.2p
L111
3.9nH
C40
33p
0
1.8p
R102
C6
1.8p
C1
C32
2.7p
C35
33p
C42
33p
C41
DNI
33p
C5
L105
NA
2.2p
C18
C11
0.75p
VREG_SYNTH
0
C4
4.7p
C28
L110
NA
0.75p
L104
15nH
L109
C31
4.7p
RX_PCS_P
RX_PCS_M
RX_DCS_P
RX_DCS_M
RX_GSM_900_P
RX_GSM_900_M
ANT_SEL3
RX_GSM_850_P
RX_GSM_850_M
ANT_SEL0
ANT_SEL1
ANT_SEL2
Schematic of GSM/DCS/PCS Rx Block
TP1
TP2
Содержание GT810h
Страница 1: ...Date May 2009 Issue 1 0 Service Manual Model GT810h Service Manual GT810h Internal Use Only ...
Страница 167: ... 168 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 175: ... 176 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 179: ... 180 LGE Internal Use Only Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes ...
Страница 225: ...Note ...
Страница 226: ...Note ...