LG 55LW9800 Service Manual page 60

Dual_TUNER/CHB/외장 demod(LGDT3305: OPT) (한국/북미)
Main SoC
BCM
35230(B0)
TU_CVBS
TU_RESET, TU_RESET_SUB
TU_SIF
RF_SW_CTL1/2
Copyright ⓒ 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
<ATSC>
IF_AGC_MAIN
AGCI
IF_N/P_MAIN
FEAINP/N
CHBO_TS_DATA[S],
TW9910_reset
CHB_reset
SCL/DA1_3.3V
SCL/DA3_3.3V
(LG1140)
I2C(Sub)
I2C(Main)
CLK, Sync,VAL_ERR
4
TW9910_
DATA[P]
CLK
9
CHB VDEC
(TW9910)
CHB_TS_DATA[S]
4
CLK.SYNC/VAL
Dual Tuner
(H/NIM+F/NIM)
Or
H/NIM
3
(opt)
(opt)
외장 Demod
IF_AGC_ATSC
(LGDT3305)
IF_N/P_ATSC
For 한국/북미
(opt)
(opt) ATSC_reset
(opt)
LGE Internal Use Only