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
[Figure] Schematic of WiFi/BT module
TP3
TP1
TP2
Test point Description
Test point Net name Description
TP1 +3V_WLAN_WCN Power for BT/WiFi BB core and WiFi power Amp. (V Batt)
TP2 VREG_MSME_1.8V Power for BT power Amp. (1.8V)
TP3 VREG_MSME_1.8V Power for host interface (1.8V)