Read LG 47LV3700-UD (CHASSIS:LA12B) Service Manual online
* Each of analog audio signals shall be designed with “Common Mode (INCM) signal ”
2. Video Signal block
D-sub RGB
HDMI 1
SIDE_CVBS Phone JACK
CVBS(AV1_CVBS_IN)
B(DSUB_B+)
REAR AV
Component 1
CVBS(AV2_CVBS_IN)
H_sync(DSUB_HSYNC)
Y(SC_G/COMP2_Y)
Pb(SC_B/COMP2_Pb)
Pr(SC_R/COMP2_Pr)
G(DSUB_G+)
R(DSUB_R+)
HDMI_CLK-/+,RX0-/+, RX1-/+, RX2 -/+
LGE35230
VI_CVBS2
VI_CVBS4
VI_SC_G1
VI_SC_B1
VI_SC_R1
VI_B
VI_R
VI_G
HSYNC_IN
VSYNC_IN
HDMI0_CLKN
HDMI0_CLKP
HDMI0_D0N
HDMI0_D0P
HDMI0_D1N
HDMI0_D1P
HDMI0_D2N
HDMI0_D2P
HDMI0_CLKP
HDMI0_D0N
HDMI0_D0P
HDMI0_D1N
HDMI0_D1P
HDMI0_D2N
HDMI0_D2P
TMDS
DDC
HPD_1
HDMI 2
HDMI 3
HDMI
3x1
Switch
(SIL9287B)
IF + [MAIN]
CVBS [MAIN]
IF - [MAIN]
VI_IFP0
VI_IFM0
VI_IFM0
VI_CVBS3
V_sync(DSUB_VSYNC)
TMDS
DDC
HPD_2
TMDS
DDC
HPD_3
RF
SIDE_Component Phone Jack
Y(COMP1-Y)
Pb(COMP1_Pb)
Pr(COMP1-Pr)
VI_Y1
VI_PB1
VI_PR1
TDVJ-H101F
Main tuner
SCL3_3.3V / SDA3_3.3V
I2SWS_IN
I2SSD_IN/GPIO
ARC
HDMI0_ARC
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