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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
GM310f service manual
EPPA2
HS_R
For Headset
MICN1
MAIN_MIC_N
For Main Mic
MICP1
MAIN_MIC_P
For Main Mic
MICN2
HS_MIC_N
For Headset Mic
MICP2
HS_MIC_N
For Headset Mic
VMICP
VMIC_P
Power for MIC
VMICN
GND
Ground for MIC
ADC
M0
BAT_ID
Battery temperature measure
M1
RF_TEMP
RF block temperature measure
M2
M3
JACK_TYPE Accessory
type
detect
M7
H/W VERSION
H/W version detect
M8
VBAT
Battery supply voltage measure
M9
M10
Reference
VREF
VREFN
IREF
GND with resistor
JTAG I/F
JTAG0_TDO
JTAG0_TDI
JTAG0_TMS
JTAG0_TCK
JTAG0_TRST_n
JTAG0_RTCK
JTAG1_TDO
JTAG1_TDI
JTAG1_TMS
JTAG1_rTCK
JTAG0_TRST_n
ETM I/F
TRIG_IN
MON1
MON1
ETM
MON2
MON2
ETM
TRACESYNC
TRACECLK
PIPESTAT[2]