Control Board Lvds P121 Connector Voltages And Diode Check - LG 42PJ350 Training Manual

Control Board LVDS P121 Connector Voltages and Diode Check

Control Board LVDS P121 Connector Voltages and Diode Check
P121 Connector "Control Board" to "Main "P703"
Pin Label Run
1 n/c n/c
2 RA1N 1.13V
3 RA1P 1.37V
4 RB1N 1.18V
5 RB1P 1.31V
6 Gnd Gnd
7 RC1N 1.27V
8 RC1P 1.23V
9 RCLK1N 1.29V
10 RCLK1P 1.26V
11 RD1N 1.23V
12 RD1P 1.31V
13 Gnd Gnd
14 Gnd Gnd
15 n/c n/c
Note: There are no voltages in Stand-By mode.
Diode
Pin Label
Check
Gnd 16 n/c
1.23V 17 n/c
1.23V 18 n/c
1.23V 19 Gnd
1.23V 20 n/c
Gnd 21 n/c
1.23V 22 CLK
1.23V 23 DATA
1.23V 24 RE1N
1.23V 25 RE1P
1.23V 26 Gnd
1.23V 27 DISP_EN
Gnd 28 Module_SDA1
Gnd 29 Module_SCL1
Open 30 n/c
31 Gnd
Blue Pins indicate 10 bit
differential video signal
Diode
Run
Check
n/c Open
n/c Open
n/c Open
Gnd Gnd
n/c Open
n/c Open
0.59V 2.99V
3.24V 2.99V
1.19V 1.23V
1.29V 1.23V
Gnd Gnd
2.79V Open
3.29V Open
3.29V Open
n/c Open
Gnd Gnd
92 August 2010
1
1
Pin 27 is the reason the LVDS
cable must be removed to use the
EX_AUTO_GEN shorting pins to
create multiple internal generated
test patterns (Panel Test).
Enables the
Control Board
42PJ350 Plasma