LG 42LV5500 - P201 Power Supply Connector Voltage and Diode Check

P201 Power Supply Connector Voltage and Diode Check
P201 Connector
P201 Connector "SMPS Board" To P502 "MAIN Board"
Pin Label STBY Run Diode Check
24 ERROR n/c n/c 2.03V
23 n/c n/c n/c n/c
22 PWM 0V 0.2V~3.3V OL
21
12V
0V
12V
0 48V
Odd pins
are on top
row
21
12V
0V
12V
0
.
48V
20 n/c n/c n/c n/c
19 12V 0V 12V 0.48V
18 DRV-ON 0V 3.26V OL
17
12V
0V
12V
0 48V
1
17
12V
0V
12V
0
.
48V
16 V-SYNC n/c n/c n/c
13-15 Gnd Gnd Gnd Gnd
9-12 3.5V 3.55V 3.53V 2.63V
5
8
Gd
Gd
Gd
Gd
(1) PDIM1 Pin 22 can vary according to incoming video IRE
level, OSD Backli
g
ht settin
g
and then Intelli
g
ent Sensor
5
-
8
G
n
d
G
n
d
G
n
d
G
n
d
2-4 24V 0V 24.5V 1.09V
1PWR-ON0V 2.62V 1.15V
gg g
(room light condition) Output from the Video Processor
IC900. Range 0.37V to 3.3V.
.
P-DIM1
3 66V p/p 50IRE
May 2011 LCD TV 42LV5500
53
Diode Mode values taken with all Connectors Removed
3
.
66V
p/p
50IRE