Haier L32B1120 - Page 10

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3-2-1 Function Description:
Main Board
Process signal which incept from exterior equipment then translate into signal that panel
can display.
3-2-2 Connector de fnition
Main board connector
Power connectors (J15ˈJ16)
-
-
3LQQXPEHU 6LJQDOQDPH 3LQQXPEHU 6LJQDOQDPH
 9  *1'
*1'
 ',0  9

high voltage
 9
 *1'
*1'
*1'
*1'
 32:(5212))


967%


9


9
 *1'
 *1'
 *1'
 9
 9
Notes:
J16-Pin 2: Backlight on/off:
The system can t urn o n or turn o ff t he backlight of TFT L CD P anel t hrough t he power
supply unit path.
CN115-Pin 5: System power on / standby
System board will use this pin to control system power.
J16-Pin 3: Control the luminance of backlight
The system can generate the P WM s ignal to control the strength of TFT LCD Panel’s
backlight through this connector


%/
J15