A690E-IS
15
LCD Backlight Inverter
This connector is for connecting to LCD for providing backlight control function.
Pin Assignment
1 5V/12V
DC
2 5V/12V
DC
3 NC
4 NC
5 Backlight
On
6 Brightness
Adjust
7 GND
8 GND
RS-232/422/485 Headers
The headers determine that JCOM1 belongs to RS-232, 422, or 485.
JSEL2
1-2 RS-232
3-4 RS-422
5-6 RS-485
JSEL1
RS-232 RS-422 RS-485
1-3 3-5 3-5
2-4 4-6 4-6
7-9 9-11 9-11
8-10 10-12 10-12
JSEL2
JSEL1
