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.