LG HB620 Service Manual

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4. TROUBLE SHOOTING
4.16.4 Checking RF Rx Level
LGE Internal Use Only Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
PCS
GSM
DCS
27nH
L116
27nHL117
L110
39nH
NA
L106
6.8nHL109
L113
6.8nH
L115
NA
12nH
L111
GND9
7
NC
22
PCS_RX1
PCS_RX2
21
PGND1
25
PGND2
26
8
UMTS_TX_RX
5
VC1
4
VC2
VC3
3
VDD
6
ANT
10
DCS_PCS_TX
13
DCS_RX1
20
DCS_RX2
19
EGSM_RX1
24
23
EGSM_RX2
16
EGSM_TX
1
GND1
2
GND2
GND3
9
GND4
11
12
GND5
GND6
14
15
GND7
GND8
17
18
LSHS-M090UH
FL101
5.6nHL105
27nH
L107
27nHL114
5.6nH
L108
[Fig. 4.20] Schematic of EGSM-900, DCS-1800, PCS-1900 Rx Block
[Fig. 4.21] Test Point of Rx Block
TP3
TP2
TP1
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LG HB620 Specifications

General

Brand	LG
Model	HB620
Category	Cell Phone
Language	English