Interface Diagram - LG KF690 Service Manual

6. BLOCK DIAGRAM
Block Ref. Name
FL100
SW100
Common
X100
U100
Bluetooth M100
U101
GSM
FL101

6.2 Interface Diagram

DCS_ S_PCS_T S_TX
GSM_TX GSM TX
[F EM]
D5013
EPCOS
LGE Internal Use Only
Part Name
D5013
KMS507
DSA321SCE-19.2M
RTR6235
LBRQ-2B43A
SKY77329
EFCH897MTDB1
[Table 6.1] RF Block Component
ANT_SET[ 2 0] ANT_S
GSM GSM_PA PA_RAMP
GSM GSM_PA PA_EN
[G SM PAM] GSM_PA GSM PA_BAND
SKY77329
SKYWORKS
DCS_P S_PCS_ S_TX
GSM_TX GS
GSM_DCS_PCS GSM PCS_RX RX
S
[Fig. 6.2] KF690 Interface Diagram
- 124 -
Function
Front End Module
Test Connector
VCTCXO
RF Transceiver IC
BT RF
Transceiver
TX Dual PAM
Tx SAW Filter
RF_ON RF
TX
TX TX_I _IR/ IM TX_Q
[RF Tranceiver ]
RTR6275R
QCT
RX_IR/ R/IM RX_
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Comment
ASM + Rx Saw
Calibration, etc
19.2MHz
TRX
BT TRX
TX
Tx
[M SM6280]
TX_O TX _ON
X_QR/ QM
I_ I_OUT
I_ I_OUT_ T_N
Q_O Q_OUT
Q_OUT_N Q_O
IM R RX_ X_QR QR/ QM
I_ I_IP_ IP_CH0 H0
I_IM_ IM_CH0 H0
Q_IP_CH0 Q_IP _CH0
Q_IM_C Q_IM_CH0 H0
SS SSBDT_R BDT_RTR
TX TX_AGC_ADJ