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4. Trouble Shooting
4.2.1.4 RF Main Transceiver Circuit
LGE Internal Use Only
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
C400
C403
3.9p
C406
0.1u
C407
C_VCCRF
C400
0.01u
C404
3.9p
C405
33nF
0.01u
C403
VCCVCXOR
A8
VCXTCXO
B8
XOP
A9
VCCAD
A6
B6
VCCBB
VCCLNA
A2
B3
VCCMIX
A3
VCCRFLO
A7
VCCRFSYN
VCCRFVCO
A5
IOUTB_IINB
A4
IOUT_IIN
B4
B2
PCSGND
B5
QOUTB_QINB
QOUT_QIN
C4
C6
GNDBBAD
D3
GNDMIX
GNDRFLO
C3
C7
GNDRFSYN
GNDRFVCO
C5
CAFC
B7
VCC_SYN
C409
22p
<C403>
<C401>
Summary of Contents for KM710
Page 1: ...Date May 2008 Issue 1 0 Service Manual Model KM710c Service Manual KM710c Internal Use Only ...
Page 173: ...Note ...
Page 174: ...Note ...