Omron 2D CODE READER User Manual page 84

Discrete I/O Errors
Symptom
Failed to respond to signals
from input terminals.
No signal is output from output
terminal.
RS-232C Errors
Symptom
Cannot communicate.
Communication status is
unknown.
• Is the signal cable wired correctly?
• Is the signal cable wired correctly?
• Is the cable connected correctly?
• Do the communication specifications match those of the host device?
• Is the correct communication mode selected?
• Switch to the communication display.
Communication status is displayed in the left area of the monitor
screen.
Troubleshooting
Action
Action
V400-F050/250/350
Section 6
Page
p.73
p.73
Page
p.20
p.44
p.45
p.52
83
User's Manual