Service Manual
Model No.:
- 09 -
3-2-1 Function Description:
Main Board
Process signal which incept from exterior equipment then translate into signal that panel
can display.
"!|!|/
Main board connector
Power connectors (J2,J25)
J2
Pin number
Signal name
1
GND
3
BK ON /OFF
4
+5V
5 POWER
ON/OFF
6 +5VSTB
7 +5V
8 +5V
9 GND
10 GND
11 GND
12 +12V
Notes:
J2-Pin 3: Backlight on/off:
The system can turn on or turn off the backlight of TFT LED Panel through the power
supply unit path.
J2-Pin 5: System power on / standby
System board will use this pin to control system power.
J2-Pin 2: Control the luminance of backlight
The system can generate the PWN signal to control the strength of TFT LED Panel’s
backlight through this connector
13 +12V
J25
Pin number
Signal name
1
2
3
4
5
+5V
BL ON/OFF
BL-ADJUST
+5V
GND
2
GND
Summary of Contents for LE4603-05
Page 13: ...3 4 LED Panel 12 Service Manual Model No MTC460BLU B01F HV460WU2 200 ...
Page 16: ...4 3 Remove the main board 0 4 4 Remove the power module 0 Service Manual Model No 16 J20 J15 ...
Page 27: ...7 Electrical parts 7 1 Block diagram Service Manual Model No 26 06 ...
Page 45: ...Service Manual Model No 44 9 Trouble shooting 9 1 Simple check ...
Page 47: ...Service Manual Model No 46 3 Panel display abnormally connector j20 is at normal level ...
Page 50: ...Service Manual Model No 49 ...
Page 51: ...Service Manual Model No 50 ...
Page 52: ...Service Manual Model No 51 ...