Troubleshooting - Wasp WPS100 Product Reference Manual

Wasp WPS100 Product Reference Guide

Troubleshooting

Problem
The omni-line scan pattern
does not display when you
follow the directions for
installing the interface cable on
1-3
Scan line(s) display, but bar
code cannot be read.
Bar code is decoded, but not
transmitted to the host.
Scanned data is incorrectly
displayed on the host.
Although the green Power LED
is on, the scanner does not
produce the omni-directional
scan pattern.
3-2
Possible Causes
No power to the scanner. Ensure the host has power, and is on.
Interface cable is not
properly connected.
Scanner is not
programmed to read the
bar code type.
Bar code is damaged.
Bar code is too far from
scanner.
Triggered scanning is
being used incorrectly.
The host has disabled
scanning or overridden
parameter settings.
Scanner is not
programmed for the
correct host type.
Scanner is not
programmed to work with
the host. Check scanner
host type parameters or
editing options.
The scanner has gone
into the Low Power "Shut
Down" Mode.
Possible Solutions
If the scanner uses a separate power
supply, ensure it's connected to a
working AC outlet.
Check for loose cable connections.
Ensure scanner is programmed to
read the bar code type you are
scanning.
Try scanning other bar codes of the
same bar code type.
Move the bar code closer to the
scanner.
Press the trigger to activate
decoding. Follow directions on page
2-2.
See the technical person in charge of
scanning.
Scan the appropriate host type bar
code.
• Ensure proper host is selected.
• For keyboard wedge, ensure
scanner is programmed with the
correct country code and that the
CAPS LOCK key is off.
• Ensure editing options (e.g.,
UPCE-to-UPCA Conversion) are
properly programmed.
Press the trigger to awaken the unit,
or change the "Low Power Blink"
parameter on page 4-11.