AXIOMTEK MANO300 Series, Руководство пользователя

Страница: 15 / 55

MANO300 Mini ITX Motherboard
Board and Pin Assignments 9
2.3.3 LVDS Backlight PWM/CCFL Select (JP5)
This 3x1-pin p=2.54mm jumper enables you to select PWM or voltage control mode for
LVDS backlight control header (CN11). These two control modes are for adjusting the
brightness of LVDS panel.
2.3.4 LVDS VDD Select (JP4)
This motherboard supports voltage selection for flat panel displays. Use this 3x2-pin
p=2.54mm jumper to set up VDD power of the LVDS connector. To prevent hardware
damage, before connecting please make sure that the input voltage of LVDS panel is
correct.
2.3.5 COM1 RS-232/422/485 Mode Select (JP7, JP8, JP9)
Use these jumpers (3x2-pin p=2.54mm) to set COM1 port to operate as RS-232, RS-422
or RS-485 communication mode.
JP7 JP8 JP9
Function Setting
Controlled by PWM (Default) 1-2 close
Controlled by DC Voltage 2-3 close
Function Setting
+3.3V (Default) 1-2 close
+5V 3-4 close
+12V 5-6 close
Function Setting
RS-232 mode
(Default)
JP7 1-2 close
JP8 3-5, 4-6 close
JP9 3-5, 4-6 close
RS-422 mode
JP7 3-4 close
JP8 1-3, 2-4 close
JP9 1-3, 2-4 close
RS-485 mode
JP7 5-6 close
JP8 1-3, 2-4 close