LG LG511C Service Manual page 52

LN510
LG511C
4.1.2.1 Checking DC Power supply circuit (PMIC)
TP1
+2.1V_RFRX1
-1.8V_NCP
+2.85V_TCXO
+2.8V_LCD
TP2
+2.1V_RFTX
+2.1V_RFRX2
+2.6V_MSMP2
+1.8V_MSME1
+2.1V_MSMA
+2.25V_SMPS_RF
+1.3V_MPLL
+2.6V_BT
+1.3V_MSMC
LG Electronics Inc.
Test Point
Circuit Diagram
Circuit Diagram
K21
K22
AB17
C2039
R21
2.2u
0
R2010
R2022 121k +/-1%
R2012 0
R2013 0
R2014 0
R2015 0
R2016
0
R2017 0
R2018 0
R2019 0
TP3
Test Point
TP1:R2010
TP2:R2015
VDD_RFTX_8
VDD_RFTX_9
VDD_SPKR
VREG_RFRX1
C2042
0.1u
/168
Internal Use Only
TP3:R2016
C2056
4.7u
1608