4. TROUBLE SHOOTING
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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
C802
100n
100p
C800
0.75p
C801
2400 to 2500MHz,1572 to 1578MHz
FL800
4
3
5
2
6
1
P2
GND3
GND1
P3
P1
GND2
ANT800
HJ-BCT-02Y
1
HJ-BCT-02Y
ANT801
1
BT_WLAN_ANT
GPS_ANT
47p
C823
L809
DNI
DNI
L808
47p
C853
DNI
C825
DNI
C843
C841
2.7n
DNI
C830
L811
1.2n
3.9n
L810
DNI
C831
C842
DNI
FL802
2400MHz,2500MHz
13
11
7
12
2
4
10
9
8
6
5
1
3
WLAN_RX
WLAN_TX
BT_TRX
GND1
GND2
GND3
GND4
TR_SW0
TR_SW1
TR_SW2
ANT
CPL
PGND
C839
10p
10p
C838
10p
C837
DNI
C826
WLAN_RF_TX
BT_RF_QCT
WLAN_SW_[0]
WLAN_SW_[1]
WLAN_SW_[2]
WLAN_PWR_DET_IN
WLAN_RF_RX
BT_WLAN_ANT
Module part
ANTENNA SWITCH MODULE LOGIC
SW0
SW1
SW2
WIFI RX-ANT
HIGH
LOW
LOW
WIFI TX-ANT
LOW
HIGH
LOW
BT-ANT
LOW
LOW
HIGH