Control Board Lvds P31 Connector Voltages And Diode Check - LG 50PV450 Manual

Control Board LVDS P31 Connector Voltages and Diode Check

Control Board LVDS P31 Connector Voltages and Diode Check
P31 LVDS "Control" to P701 "Main"
Pin Label Run Diode Check
80 Gnd Gnd
79 n/c n/c
78 ROM_RX 3.3V
77 ROM_TX 3.3V
76 n/c n/c
75 n/c n/c
74 74 G d Gnd G d Gnd
73 n/c n/c
72 n/c n/c
71 n/c n/c
70 n/c n/c
69 Gnd Gnd
68 n/c n/c
67 n/c n/c
66 Gnd Gnd
65 n/c n/c
64 n/c n/c
63 63 n/c / n/c /
62 n/c n/c
61 n/c n/c
60 n/c n/c
59 Gnd Gnd
58 Gnd Gnd
57 n/c n/c
56 n/c n/c
55 n/c n/c
54 n/c n/c
Note: There are no voltages in Stand-By mode.
Diode Mode Readings taken with all connectors Disconnected. Black lead on Gnd. DVM in Diode Mode.
Pin Label Run Diode Check
Gnd 53 Gnd Gnd
2.23V 52 n/c n/c
3.11V 51 n/c n/c
3.11V 50 Gnd Gnd
n/c 49 n/c n/c
n/c 48 n/c n/c
Gnd G d 47 47 n/c / n/c /
1.05V 46 n/c n/c
1.05V 45 n/c n/c
1.05V 44 n/c n/c
1.05V 43 Gnd Gnd
Gnd 42 Gnd Gnd
1.05V 41 RA1- 1.11V
1.05V 40 RA1+ 1.3V
Gnd 39 RB1- 1.11V
1.05V 38 RB1+ 1.3V
1.05V 37 Gnd Gnd
1.05V 1 05V 36 36 RC1 RC1- 1.11V 1 11V
1.05V 35 RC1+ 1.3V
1.05V 34 Gnd Gnd
1.05V 33 RCLK1- 1.2V
Gnd 32 RCLK1- 1.2V
Gnd 31 RD1- 1.11V
1.05V 30 RD1+ 1.3V
1.05V 29 RE1- 1.11V
1.05V 28 RE1+ 1.3V
1.05V 27 Gnd Gnd
Pin Label
Gnd 26 Gnd
1.05V 25 RA2-
1.05V 24 RA2+
Gnd 23 RB2-
1.05V 22 RB2+
1.05V 21 Gnd
1.05V 1 05V 20 20 RC2 RC2-
1.05V 19 RC2+
1.05V 18 Gnd
1.05V 17 RCLK2-
Gnd 16 RCLK2-
Gnd 15 RD2-
1.05V 14 RD2+
1.05V 13 RE2-
1.05V 12 RE2+
1.05V 11 Gnd
Gnd 10 n/c
1.05V 1 05V 9 9 n/c /
1.05V 8 n/c
Gnd 7 n/c
1.05V 6 Module_SDA1
1.05V 5 DISP_EN
1.05V 4 Module_SCL1
1.05V 3
PC_SER_DATA
1.05V 2 PC_SER_CLK
1.05V 1 Gnd
Gnd
1 15
Run Diode Check
Gnd Gnd
1.11V 1.05V
1.3V 1.05V
1.11V 1.05V
1.3V 1.05V
Gnd Gnd
1 11V 1.11V 1.05V 1 05V
1.3V 1.05V
Gnd Gnd
1.2V 1.05V
1.2V 1.05V
1.11V 1.05V
1.3V 1.05V
1.11V 1.05V
1.3V Gnd
Gnd Gnd
n/c n/c
n/c / n/c /
n/c n/c
n/c n/c
3.3V 2.55V
2.8V 2.55V
3.3V 2.55V
3.3V 2.55V
0.5V 2.55V
Gnd Gnd
* Indicates video signal * Indicates video signal
May 201 1 50PV450
P31
1 1
Plasma