“Main” To “T-Con” Voltage And Diode Check - LG 55LW5600 Troubleshooting Manual

P3501 "Main" to "T-CON" Voltage and Diode Check
P3501 "MAIN Board" To "T-CON" CN1
Pin Label Run
1 2D/3D_CTL 0V
2 n/c n/c
3 n/c n/c
4 n/c n/c
5 n/c n/c
6 AU0_65_Mirror 0V
7 LVDS_SEL 0V
8 n/c n/c
9 n/c n/c
10 n/c n/c
11 Gnd Gnd
12 TXA0N 1.24V
13 13 TXA0P TXA0P 1 18V 1.18V
14 TXA1N 1.23V
15 TXA1P 1.16V
16 TXA2N 1.25V
17 17 TXA2P TXA2P 1.16V 1 16V
18 Gnd Gnd
19 TXACLKN 1.19V
20 TXACLKP 1.23V
There are no Stand-By Voltages for the Connector
Diode Mode values taken with all Connectors Removed
Diode Check Pin Label
1.17V 21 Gnd
n/c 22 TXA3N
n/c 23 TXA3P
n/c 24 TXA4N
n/c 25 TXA4P
OL 26 Gnd
OL 27 BIT_SEL
n/c 28 TXB0N
n/c 29 TXB0P
n/c 30 TXB1N
Gnd 31 TXB1P
1.13V 32 TXB2N
1.13V 1 13V 33 33 TXB2P TXB2P
1.13V 34 Gnd
1.13V 35 TXBCLKN
1.10V 36 TXBCLKP
1 10V 1.10V 37 37 Gnd Gnd
Gnd 38 TXB3N
0.84V 39 TXB3P
1.12V 40 TXB4N
Run Diode Check Pin
Gnd Gnd 41
1.24V 1.12V 42
1.18V 1.12V 43
1.23V 1.12V 44
1.16V 1.12V 45
Gnd Gnd 46
2.4V OL 47
1.24V 1.13V 48
1.18V 1.13V 49
1.23V 0.85V 50
1.16V 1.15V 51
1.25V 1.13V
1 16V 1.16V 1 13V 1.13V
Gnd Gnd
1.19V 1.11V
1.23V 1.11V
Gnd Gnd Gnd Gnd
1.24V 1.13V
1.18V 1.13V
1.23V 1.13V
Pins in Bold
are Video.
July 201 1 LCD TV
76
Label Run Diode Check
TXB4P 1.16V
Gnd Gnd
Gnd Gnd
Gnd Gnd
Gnd Gnd
Gnd Gnd
n/c n/c
Panel_VCC 12.13V
Panel_VCC 12.13V
Panel_VCC 12.13V
Panel_VCC 12.13V
P3501
55LW56000
1.13V
Gnd
Gnd
Gnd
Gnd
Gnd
n/c
0.89V
0.89V
0.89V
0.89V
1