IEI Integration NOVA-HM551 v1.00 - Manual (Page 72)

NOVA-HM551 5.25" SBC
Page 58
Setting Description
Short 1-2 RS-232 (Default)
Short 3-4 RS-422
Short 5-6 RS-485
Short 5-6, 7-8 RS-485 with RTS control
Table 4-5: COM 6 Function Select Jumper Settings
Figure 4-9: COM 6 Function Select Jumper Location
4.5.5 LVDS Voltage Select
WARNING:
Incorrect voltages can destroy the LCD panel. Make sure to select a
voltage that matches the voltage required by the LCD panel.
Jumper Label: J_VLVDS1
Jumper Type: 3-pin header
Jumper Settings: See Table 4-6
Jumper Location: See Figure 4-10
The LCD voltage selection jumper sets the voltage of the power supplied to the LCD
panel.
Setting Description
Short 1-2 +3.3 V (Default)