Interface Diagram - LG U370 Service Manual

6. BLOCK DIAGRAM

6.2 Interface Diagram

6.2.1 RTR6275 & MSM6245 Interface Diagram
Bl uetooth Bl uetooth
RF Modul e RF Modul e
GSM Bl ock GSM Bl ock
GSM GSM
PAM PAM
WCDM A Bl ock WCDM A Bl ock
Front Front
End End
Module Module
COUPLER COUPLER
Dupl exer Dupl exer
AntSW Logi c AntSW Logi c
LGE Internal Use Only
PM6650- 2M PM6650- 2M
VCTCXO VCTCXO
GSM900 Tx GSM900 Tx
GSM GSM
TX SAW TX SAW
GSM1800/1900 T x GSM1800/1900 T x
GSM900 R x GSM900 R x
GSM1800 Rx GSM1800 Rx
GSM1900 Rx GSM1900 Rx
WC DM A WC DM A
WC DM A WC DM A
TX SA W TX SA W
PAM PAM
HDET HDET
W CDM A2100 T x W CDM A2100 T x
W CDM A2100 R x W CDM A2100 R x
WC DM A WC DM A
RX SAW RX SAW
[Fig 2.2] RTR6275 & MSM6245 Interface Diagram
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GSM GSM
VCO VCO
MSM6245 MSM6245
RTR6275 RTR6275
WC DM A WC DM A
VCO VCO
Copyright © 2007 LG Electronics. Inc. All right reserved.
USB USB
SPK/RCV SPK/RCV
MIC MIC
MA I N L CD MA I N L CD
1.3M CAMERA 1.3M CAMERA
VGA CAMERA VGA CAMERA
NAND SDR AM NAND SDR AM
FLASH ( S D I /F) FLASH ( S D I /F)
KEYPAD KEYPAD
Only for training and service purposes