LG 501C Service Manual page 43

LG501C
4.1.1.1 Checking DC Power supply circuit (PMIC)
TP1 :C2168B
+2.1V_RFTX
+VPWR
+2.1V_RFRX1
+2.1V_RFRX1
+2.6V_BT
+1.3V_MPLL
+2.1V_MSMA
+1.8V_MSME
+1.8V_MSME
+2.6V_MSMP
+2.6V_MSMP
-1.8V_NCP
+2.25V_SMPS_RF
+2.1V_RFRX2
+2.1V_RFRX2
+2.1V_RFTX
+2.8V_LCD
+2.8V_LCD
+2.8V_TCXO
+2.8V_TCXO
+1.3V_MSMC
LG Electronics Inc.
Test Point
TP3 :C2166B
TP2 :C2169B
Circuit Diagram
R2113B
R2114B 0
R2115B 0
R2116B 0
0 R2117B
0 R2118B
0 R2119B
0
R2120B
R2121B 0
R2122B 0
R2123B 0
0
TP3 TP1
43
QSC6055
K16
VDD_RFTX_6
K18
VDD_RFTX_7
K21
VDD_RFTX_8
K22
VDD_RFTX_9
AB17
VDD_SPKR
R21
VREG_RFRX1
TP2