LG 42LH90 - TV Indicator Light Settings; Configuring Power and Standby Lights

LCD DV 42LH90
78
February 2010
Main Board Connector P3500 to the T
Main Board Connector P3500 to the T
-
-
CON Voltage and Diode Check
CON Voltage and Diode Check
Diode Mode values taken with all Connectors Removed
P3500 CONNECTOR “Main" to “T-CON“ CN1
0.87V1.4V
LVDS_CH2_C-
20
1.23V1.13V
LVDS_CH2_C+
19
GndGnd
Gnd
18
1.25V1.21V
LVDS_CH2_CLK-
17
1.14V1.22V
LVDS_CH2_CLK+
16
GndGnd
Gnd
15
1.23V1.44V
LVDS_CH2_D-
14
1.23V1.09V
LVDS_CH2_D+
13
0.875V1.44V
LVDS_CH2_E-
12
1.23V1.09V
LVDS_CH2_E+
11
GndGndGnd10
GndGndGnd9
GndGndGnd8
GndGndGnd7
GndGndGnd6
n/cn/cn/c5
Open12VLVDS 12V4
Open12VLVDS 12V3
Open12VLVDS 12V2
Open12VLVDS 12V1
Diode
Test
RunLabelPin
1.05V1.3V
LVDS_CH1_A-
40
1.18V 1.2V
LVDS_CH1_A+
39
1.23V1.3V
LVDS_CH1_B-
38
1.11V 1.2V
LVDS_CH1_B+
37
1.22V1.4V
LVDS_CH1_C-
36
0.88V1.4V
LVDS_CH1_C+
35
GndGndGnd34
1.2V1.25V
LVDS_CH1_CLK-
33
1.20V1.26V
LVDS_CH1_CLK+
32
GndGndGnd31
1.23V1.4V
LVDS_CH1_D-
30
1.23V1.1V
LVDS_CH1_D+
29
1.23V1.4V
LVDS_CH1_E-
28
0.87V1.1V
LVDS_CH1_E+
27
GndGndGnd26
n/cn/cn/c25
0.88V1.4V
LVDS_CH2_A-
24
1.22V1.1V
LVDS_CH2_A+
23
1.2V1.4V
LVDS_CH2_B-
22
0.87V1.1V
LVDS_CH2_B+
21
Diode
Test
RunLabelPin
GndGndGnd51
Openn/cn/c50
Openn/cn/c49
Openn/cn/c48
Openn/cn/c47
Openn/cn/c46
Openn/cLVDS-Sel45
Openn/c*PWM-DIM44
Openn/cOPC-Out43
1.09Vn/cOPC-EN42
GndGndGnd41
Diode
Test
RunLabelPin
PWM-DIM (Pin 44) is Open on
the Main Board.
1
P3500