CV41 Vehicle Mount Computer (Windows CE) User Guide
73
Troubleshoot Reading Bar Codes
Use this section to troubleshoot problems that may prevent you from being able to read
a bar code with an Honeywell scanner. If you cannot find the solution in the following
table, refer to your scanner user guide for more information.
Problem
Solution
You cannot see the illumination
beam or frame from the scanner
when you press the
Scan
button
and aim the imager at a bar code
label.
•
You may be too far away from the bar code label. Try moving
closer to the bar code label and scan it again.
•
You may be reading the bar code label “straight on.” Change
the reading angle and try again.
•
The imager hardware trigger might be disabled in Intermec
Settings. To check the setting go to
Start > Settings >
Control Panel > Intermec Settings > Data Collection >
Scanner Settings
.
Hardware trigger should be checked.
When you release a
Scan
button
or handle trigger, the
Good Read
light does not turn off.
The
Good Read
light remains on if you configure the computer
to use continuous/edge triggering. If you configure the
computer for level triggering and the
Good Read
light remains
on, there may be a problem. Press one of the
Scan
buttons or
pull the trigger again without scanning a bar code label. If the
light is still on, contact your Honeywell representative.
The scanner will not read the bar
code label.
•
Aim the scanner beam to cross the entire bar code label in
one pass. Vary the scanning angle.
•
Check the quality of the bar code label. Scan a bar code
label that you know will scan. Compare the two bar code
labels to see if the bar code quality is too low. You may need
to replace the label that you cannot scan.
•
Make sure the bar code symbology is enabled and
configured correctly. Use Intermec Settings to check the
symbologies. Expand
Data Collection
>
Symbologies
beneath devices listed (scanner, virtual wedge) to check
and enable symbologies, then scan the bar code label
again.
•
Make sure the computer application is expecting input
from a bar code. You may need to type this information
instead
•
Check to see if the right scanner model is selected. To
check the setting go to
Start > Settings > Control Panel >
Intermec Settings > Data Collection > Scanner Settings
.
•
Check to see if the scanner cable is damaged.
The scanner does not read the bar
code labels quickly, or the
scanning beam seems to be faint
or obscured.
The scanner window may be dirty. Clean the window with a
solution of ammonia and water. Wipe dry. Do not allow abrasive
material to touch the window.
When Enable Scanner Port is
checked in Intermec Settings, the
“COM port is busy. Another
application may be using the
port” error message appears.
Confirm that no other application is currently using the COM
port or select another COM port for the scanner. If that does
not work, try to restart the computer to see if the COM port
becomes available.
Summary of Contents for Intermec CV41
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