Troubleshooting - Datalogic QuickScan L QD2300 Quick Reference Manual

Troubleshooting

Problem
Nothing happens
when the scan but-
ton is pulled.
Laser comes on, but
barcode does not
decode.
Barcode reading
ability has
degraded.
Barcode is decoded
but not transmitted
to the host.
For detailed troubleshooting, refer to the Product
Reference Guide (PRG).
NOTE
Quick Reference Guide
Possible
Cause
No power to the
scanner.
Interface or power
cables are loose.
Scanner not pro-
grammed for cor-
rect barcode type.
Barcode label is
unreadable.
Distance between
scanner and bar-
code is incorrect.
Scan Window has
become scratched
or contaminated
with dust.
Scanner not pro-
grammed for the
correct host type.
Troubleshooting
Possible
Solutions
Check system power.
Ensure power supply
is connected.
Ensure all cable con-
nections are secure.
Ensure scanner is
programmed to read
the type of barcode
scanned. Refer to the
Product Reference
Guide (PRG) for more
information.
Check the label to
ensure it is not
defaced. Try scanning
another barcode type.
Move scanner closer
to or further from the
barcode.
Replace window as
instructed in this
guide.
Scan the appropriate
host type barcode.
Refer to the Product
Reference Guide (PRG)
for more information.
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