Cn1 Voltage Checks - LG 42LH50 Training Manual

T - CON PWB Connector CN1 to the Main PWB (Voltage and Diode Check)
T - CON PWB Connector CN1 to the Main PWB (Voltage and Diode Check)
CN1 "T-CON" to P1100 CONNECTOR "Main"
Pin Label Run
1 Gnd Gnd
2 n/c n/c
3 n/c n/c
4 n/c n/c
5 n/c n/c
6 n/c n/c
7 LVDS-Sel 0V
*8 *PWM-DIM 3.3V
9 OPC-Out 3.3V
10 OPC-EN 0.7V
11 OPC-Out2 n/c
12 URSA-A0P 1.3V
13 URSA-A0M 1.2V
14 URSA-A1P 1.3V
15 URSA-A1M 1.2V
16 URSA-A2P 1.4V
17 URSA-A2M 1.4V
18 Gnd Gnd
19 URSA-ACKP 1.25V
20 URSA-ACKM 1.26V
Diode
Test Pin Label
Gnd 21 Gnd
n/c 22 URSA-A3P
n/c 23 URSA-A3M
n/c 24 URSA-A4P
n/c 25 URSA-A4M
n/c 26 Gnd
Gnd 27 n/c
Open 28 URSA-B0P
Open 29 URSA-B0M
Open 30 URSA-B1P
Open 31 URSA-B1M
Open 32 URSA-B2P
Open 33 URSA-B2M
Open 34 Gnd
Open 35 URSA-BCKP
Open 36 URSA-BCKM
Open 37 Gnd
Gnd 38 URSA-B3P
Open 39 URSA-B3M
Open 40 URSA-B4P
Diode Mode values taken with all Connectors Removed
Diode
Pin
Run Test
Gnd Gnd 41 URSA-B4M
1.4V Open 42 Gnd
1.1V Open 43 Gnd
1.4V Open 44 Gnd
1.1V Open 45 Gnd
Gnd Gnd 46 Gnd
n/c n/c 47 n/c
1. 4V Open 48 LVDS 12V
1.1V Open 49 LVDS 12V
1.4V Open 50 LVDS 12V
1.1V Open 51 LVDS 12V
1.21V Open
1.22V Open
Gnd Gnd
1.21V Open
1.22V Open
Gnd Gnd
1.2V Open
1.21V Open
1.44V Open
2009 FALL LCD DV
46
Label Run
1.09V
Gnd
Gnd
Gnd
Gnd
Gnd
n/c
12V
12V
12V
12V
*Pin 8 (PWM-DIM) is not
used by the T-CON board.
42LH50
Diode
Test
Open
Gnd
Gnd
Gnd
Gnd
Gnd
n/c
Open
Open
Open
Open