No Communication (General); No Communication (General) - Intermec EasyCoder 501 XP Service Manual

17.8 No Communica-
tion (general)
Intermec EasyCoder 501 XP & 601 XP – Service Manual
Description:
The following actions are valid for all communication inter-
faces installed in the printer. Refer also to troubleshooting of
the interface in question.
Possible Causes and Suggested Remedies:
• Defective cable between printer and host.
- Check that the interface cable is correctly inserted and that it
is of correct type and confi guration.
- Check that any clips or ground screws are properly engaged.
- Inspect cable for physical damage.
- Remove the cable and put it back a few times to rub off pos-
sible oxide.
- Try using another identical cable.
• Defective cable between interface board and CPU board. (This
does not apply to the serial port "uart1:" which is fi tted directly
on the CPU board.)
- Check that the cable is correctly inserted and that it is of cor-
rect type.
- Inspect cable for physical damage.
- Remove the cable and put it back a few times to rub off pos-
sible oxide.
- Replace the cable.
• Error in host.
- Try connecting the printer to another host computer.
• Erroneous data.
- Check if the data string contains the correct characters using
the Line Analyzer program included in Intermec Shell (see the
User's Guides).
Chapter 17 Troubleshooting
179