IEI Technology AFL3-W15B-H81, User Manual, Page: 39 / 138

AFL3-W15B-H81 Panel PC
Page 25
The COM1_SEL1 jumper location is shown in
Figure 3-9
.
Figure 3-9: COM1_SEL1 Jumper Location
3.9 RS-232, RS-422 or RS-485 Selection for COM1 Serial Port
The JP6 jumper sets the communication protocol used by the COM1 serial communication
port as RS-232, RS-422 or RS-485. The jumper selection options are shown in
Table 3-3
.
COM_SEL1 Description
Short 1-2 & 3-4 RS-422
Short 1-2, open 3-4 RS-232 (Default)
Short 3-4, open 1-2 RS-485
Table 3-3: JP6 Jumper Settings
The JP6 jumper location is shown in
Figure 3-10
.