Only For Training And Service Purposes - LG KP270 Service Manual

3. TECHNICAL BRIEF
LGE Internal Use Only
PA_LEVEL
2G_IP
2G_IN
2G_QP
2G_QN
3G_RX_IP
3G_RX_IN
3G_RX_QP
3G_RX_QN
3G_TX_IP
3G_TX_IN
3G_TX_QP
3G_TX_QN
3G_VGC_TX
R104
(1%)
TXON_PA
ANT_SEL1
MLED_CLDO_CTRL
_EOC
MMC_DETECT
PA_MODE
ANT_SEL2
ANT_SEL3
DSR
JACK_DETECT
TA_DETECT
CHG_EN
2G_EN
_PPR
2G_DATA
2G_CLK
[Figure 3.16-3] Schematic of RF Control Signals
P4
PAOUT1_1
M8
PAOUT1_2
L5
BB_I
M5
BB_IX
M4
BB_Q
P5
BB_QX
AD15
ARXP_I
AE16
ARXN_I
AD17
ARXP_Q
AE17
ARXN_Q
AE13
ATXP_I
AD13
ATXN_I
AE14
ATXP_Q
AD14
ATXN_Q
AD11
ATX_VGA_DAC
AE11
ATX_PA_DAC
AE12
ATX_PA_ADC
22K
AD12
AIREF
Y8
T_OUT0
AB7
T_OUT1
V9
T_OUT2
AA8
T_OUT3
W9
T_OUT4
V8
T_OUT5
AB3
T_OUT6
AB4
T_OUT7
W8
T_OUT8
AC1
T_OUT9
AB5
T_OUT10
AB1
T_IN0
AA3
T_IN1
AA1
RF_STR0
AC3
RF_STR1
W5
RF_DATA
W7
RF_CLK
W6
AFC
Copyright © 2008 LG Electronics. Inc. All right reserved.
- 54 -

Only for training and service purposes