Only For Training And Service Purposes - LG KP270 Service Manual

Audio I/F
EPN1
EPP1
EPPA1
EPREF
EPPA2
MICN1
MICP1
MICN2
MICP2
VMICP
VMICN
ADC
M0
M1
M2
M3
M7
M8
M9
M10
Reference
VREF
IREF
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
Copyright © 2008 LG Electronics. Inc. All right reserved.

Only for training and service purposes

REC_N
REC_P
HS_L
HS_R
MAIN_MIC_N
MAIN_MIC_P
HS_MIC_N
HS_MIC_N
VMIC_P
GND
BAT_ID
RF_TEMP
JACK_TYPE
H/W
VBAT
VREFN
GND with resistor
- 23 -
3. TECHNICAL BRIEF
For Receiver
For Receiver
For Headset
Reference
For Headset
For Main Mic
For Main Mic
For Headset Mic
For Headset Mic
Power for MIC
Ground for MIC
Battery temperature measure
RF block temperature measure
Accessory type detect
VERSION H/W version detect
Battery supply voltage measure
LGE Internal Use Only