42LG70, 42LG7000, PHILIPS42PFL7403-27, PHILIPS 42PFL7403-F7, VIZIO SV420XVT1A, VIZIO SV431XVT, LG42LH20, LG42LH50, LG42LH90 T’Con boards interconnection details
42LG70 Interconnect
TV Models: LG 42LG70, LG 42LG7000, Philips 42PFL7403D/27,
Philips 42PFL7403D/F7, Vizio SV420XVT1A
PANEL
P/N: EAT56803001
Part
Number: 6871L-2040D
T-con
Board P/N:6870C-0202B
DESC
or Panel Sticker Number: LC420WUF-SAA1
T-con
PWB under shield. Be sure to reinsert screws before operating set with shield
removed.
LD1:
Set
In Stby: LD1 Off (Anode 0V, Cathode 0V)
Power
On: LD1 Lit (Anode 12V, Cathode 0V)
Set
On: LD1 Off (Anode 12V, Cathode 9.6V)
42LH20 Interconnect: TV
Models: 42LH20
PANEL
P/N:
Part
Number: 6871L-1596A
T-con
Board P/N: 6870C-0240C
DESC
or Panel Sticker Number: LC-420WXN/LC370WXN (or LC420WXESBA1)
Warning:
T-con board under shield. Be sure to reinsert screws before operating set with
shield removed.
P801
Pin-3 PWM-DIM, 3.15V (Max 100%) to 0.6V (Min 0%) Customer’s MENU backlight
setting. However, this is not used on the T-CON Board.
Set
In Stby: LED1 Off (Anode 0V, Cathode 0V)
Power
On: LED1 Lit (Anode 3.3V, Cathode 0V)
Set
On: LED1 Off (Anode 3.3V, Cathode 1.3V)
42LH50 Interconnect: TV
Models: LG 42LH50, LG 42LH5000, LG 42LH5010, VIZIO SV421XVT, SV422XVT
PANEL
P/N:
Part
Number: 6871L-4700F
T-con
Board P/N: 6870C-4100D
DESC
or Panel Sticker Number: LC420/470WUF-SBM1_SBL
Set
In Stby: LD1 Off (Anode 0V, Cathode 0V)
Power
On: LD1 Lit (Anode 3.3V, Cathode 0.7V) 30 seconds later,
Set
On: LD1 Off (Anode 3.3V, Cathode 1.38V)
42LH90 Interconnect: TV
Models: LG 42LH90
PANEL
P/N: EAT60665101
T-con
Board P/N: 6870C-4000H
DESC
or Panel Sticker Number: LC320/420/470/550WU_120Hz Control (LC420WUL-SBM1)
42LK520 Interconnect: TV
Models: LG 42LK520_530, LG 42CS570
PANEL
P/N:
Part
Number: 6871L-1973H
T-con
Board P/N: 6870C-0309D
DESC
or Panel Sticker Number: LC420WUF-SCA2 (DESC: V5 LC370/420WUD)
Panel
Test: To run the T-CON “Panel Test,
remove the LVDS cables. Jump 12V to the 12V fuse. Jump VCC 3.3V to pin-44 on
CN1. White, Red, Blue, Green and Black patterns show on screen.
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