LG -E435 Service Manual page 64

BT/WI-FI FRONT-END
ANT9001
C9000
L9007
L9000
C9003
100p
0.5p
100n
WLAN_SW_[0]
WLAN_SW_[1]
WLAN_SW_[2]
BT_WLAN_RF
WLAN_PWR_DET_IN
LGE Internal Use Only
100p
L9001
DNI
3
WLAN_RX
4
TR_SW0
2
TR_SW1
12
TR_SW2
7
ANT
11
CPL
C9009 C9010 C9011
2400MHz,2500MHz
DNI DNI DNI
ANTENNA SWITCH MODULE LOGIC
WiFi RX-ANT
WiFi TX-ANT
BT-ANT
BT_WLAN_RF
C9005
DNI
FL9000
1
WLAN_TX
5
BT_TRX
6
GND1
8
GND2
9
GND3
10
GND4
13
PGND
SW0
HIGH
LOW
LOW
- 64 - Copyright © 2013 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
Module part
L9002
WLAN_RF_RX
3.9n
C9004
DNI
L9005
2.4n
C9006 C9007
DNI DNI
C9012 22p
C9013
C9014
DNI
DNI
SW1 SW2
LOW LOW
HIGH LOW
LOW HIGH
Only for training and service purposes
WLAN_RF_TX
BT_RF_QCT