Power Board; Lcd Panel - Haier L39B2180a Service Manual

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Service Manual
Model No.:
Speaker connector J13
Pin number
1
2
3
4

3-3. Power Board

Power supply connectors
Location: CON1
Connector
type:
Pin assignments:
Pin No
1
3
DC
Output:
Location: CON4
Connector
type:
Pin assignments:
Pin No
1
2
3
4
Location: CON3
Connector
type:
Pin-CON3 Connection And Function TYPE : 2.54MM*4PIN
NO.
1
2
3
4
Location: CON2
Connector
type:
Pin assignments:
Pin No
1,2,9,10,11
3,4,7,8
5
6
12,13
Signal name
R+
R-
L-
L+
AC INPUT
3.96mm-3Pin
Table.
Symbol
L
N
PH-5A 5P/2.0mm
or equivalent
Table. (2.0mm-4pin)
Symbol
ADJ
SW
GND
GND
XH-4A 4P/2.5mm or equivalent
Pin Connection
+24V
+24V
GND
GND
JST-B13PH-K-S or equivalent
Table. (2.5mm -13Pin)
Symbol
GND
+5V
STB
+5VSB
+12V
- 11 -
Description
Audio Right+channel Output
Audio Right- channel Output
Audio Left- channel Output
Audio Left+channel Output
Description
AC INPUT LINE
AC INPUT NUTURE
Description
Brightness
Inverter On/off Control
Ground
Ground
Function
+24V OUTPUT
+24V OUTPUT
Ground
Ground
Description
Ground
+5V Output
SMPS On/off Control(ON=HIGH)
Standby Output
+12V Output

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