Manual

NANO-PV-D4252/N4552/D5252 EPIC SBC
Page 48
Clear CMOS Description
Short 1 - 2 Keep CMOS Setup Default
Short 2 - 3 Clear CMOS Setup
Table 4-4: Clear CMOS Jumper Settings
The location of the clear CMOS jumper is shown in 6Figure 4-4 below.
Figure 4-4: Clear CMOS Jumper
4.5.4 COM 3 Function Select Jumper
Jumper Label: J4
Jumper Type:
6-pin header
Jumper Settings:
See Table 4-5
Jumper Loc
ation:
See Figure 4-5
The CO
M 3 Function Select jumper sets the communication protocol used by the second
serial communications port (COM 3) as RS-232, RS-422 or RS-485. The COM 3 Function
Select settings are shown below.
Setting Description
1-2 RS-232
3-4 RS-422
5-6 RS-485
Table 4-5: COM 3 Function Select Jumper Settings