LG GW520 - Page 26

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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
3. BB Circuit Technical brief
GW520 service manual
EPPA2
EAR_SPK_N For SPK & Headset
MICN1
MIC_N For Main Mic
MICP1
MIC_P For Main Mic
MICN2
HS_MIC_N For Headset Mic
MICP2
HS_MIC_P For Headset Mic
VMICP
VMIC_P Power for MIC
VMICN
VMIC_GND Ground for MIC
ADC
M0
BAT_ID Battery temperature measure
M1
RF_TEMP RF block temperature measure
M2
N.A
M3
N.A
M4
LCD ID LCD BANDER DETECT
M5
N.A
M6
N.A
M7
N.A
M8
VBAT
M9
TP(N.A)
M10
N.A
Reference
VREFP
VREFN
IREF
GND
JTAG I/F
JTAG0_TDO
TDO
JTAG0_TDI
TDI
JTAG0_TMS
TMS
JTAG0_TCK
TCK
JTAG0_TRST_n
TRST_n
JTAG0_RTCK
RTCK
JTAG1_TDO
A_TDO
JTAG1_TDI
A_TDI
JTAG1_TMS
A_TMS
JTAG1_RTCK
A_RTCK
JTAG1_TRST_n
A_TRSTn
ETM I/F
TRIG_IN
TRIG_IN , 2V62_VIO
MON1
2V62_VIO ETM
MON2
GND ETM