LG 42LH90 - Demo Mode Operation; Activating and Deactivating Demo Mode

LCD DV 42LH90
79
February 2010
Main Board Connector P3502 to the T
Main Board Connector P3502 to the T
-
-
CON Voltage and Diode Check
CON Voltage and Diode Check
Diode Mode values taken with all Connectors Removed
P3502 CONNECTOR “Main" to “T-CON“ CN2
1.07V1.13V
LVDS_CH3_E-
20
1.08V1.18V
LVDS_CH3_E+
19
GndGndGnd18
GndGndGnd17
0.87V1.29V
LVDS_CH4_A-
16
1.23V1.25V
LVDS_CH4_A+
15
0.87V1.29V
LVDS_CH4_B-
14
1.23V1.3V
LVDS_CH4_B+
13
0.87V1.3V
LVDS_CH4_C-
12
0.87V1.2V
LVDS_CH4_C+
11
GndGndGnd10
1.23V1.3V
LVDS_CH4_CLK-
9
1.22V1.29V
LVDS_CH4_CLK+
8
GndGndGnd7
1.12V1.3V
LVDS_CH4_D-
6
0.87V1.25V
LVDS_CH4_D+
5
1.24V1.4V
LVDS_CH4_E-
4
1.18V1.15V
LVDS_CH4_E+
3
GndGndGnd2
GndGndGnd1
Diode TestRunLabelPin
GndGndGnd41
n/cn/cn/c40
n/cn/cn/c39
n/cn/cn/c38
n/cn/cn/c37
n/cn/cn/c36
n/cn/cn/c35
n/cn/cn/c34
GndGndGnd33
0.87V1.28V
LVDS_CH3_A-
32
1.20V1.2V
LVDS_CH3_A+
31
1.23V1.3V
LVDS_CH3_B-
30
0.87V1.2V
LVDS_CH3_B+
29
0.87V1.3V
LVDS_CH3_C-
28
1.03V1.2V
LVDS_CH3_C+
27
GndGndGnd26
0.87V1.23V
LVDS_CH3_CLK-
25
0.87V1.3V
LVDS_CH3_CLK+
24
GndGndGnd23
1.23V1.3V
LVDS_CH3_D-
22
1.2V1.2V
LVDS_CH3_D+
21
Diode TestRunLabelPin
1
P3502