IEI Integration AFL-19i-HM55 v1.01 - Manual (Page 43)

AFL-HM55 Series Panel PC
Page 31
Table 3-6: COM3 TX Function Select Jumper Settings
The COM3 TX Function Select jumper location is shown in Figure 3-9 below.
Figure 3-9: COM3 TX Function Select Jumper Location
3.9.6 COM3 RS-232/422/485 Jumper
Jumper Label: JP10
Jumper Type: 12-pin header (four 3-pin headers combined)
Jumper Settings: See Table 3-7
Jumper Location: See Figure 3-10
The COM3 RS-232/422/485 Serial Port Select jumper sets the communication protocol
used by the second serial communications port (COM3) as RS-232, RS-422 or RS-485.
The COM3 RS-232/422/485 Serial Port Select settings are shown in Table 3-7.
JP10 Description
Short 1-2 RS-232