Troubleshooting Guide - Metrologic MS3780 Fusion Installation And User Manual

T
ROUBLESHOOTING
The following guide is for reference purposes only. Contact a Metrologic
representative at 1-800-ID-METRO or 1-800-436-3876 to preserve the limited
warranty terms on page 42.
Symptoms
All Interfaces
The unit has no
LEDs, beeper
or motor spin.
The unit has no
LEDs and / or
beeper.
There are
multiple scans
upon
presentation of
code.
The unit powers
up but does not
beep.
The unit powers
up but does not
scan and/or
beep.
G
UIDE
Possible Cause(s)
No power is being
supplied to the
scanner.
No power is being
supplied to the
scanner from host.
The same symbol
timeout is set too
short.
The beeper is disabled.
No tone is selected.
The unit is trying to
scan a particular
symbology that is not
enabled.
The scanner has been
configured for a
character length lock,
or a minimum length
and bar code being
scanned does not
satisfy the configured
criteria.
Solution
Check the transformer, outlet
and power strip. Make sure the
cable is plugged into the
scanner.
Some host systems cannot
supply enough current to power
the MS3780. Use the power
supply included with the
scanner.
Adjust the same symbol timeout
for a longer time increment.
Enable the beeper.
Select a tone.
UPC/EAN, Code 39, Interleaved
2 of 5, Code 93, Code 128 and
Codabar are enabled by default.
Verify that the type of bar code
being read has been selected
Verify that the bar code that is
being scanned falls into the
criteria.
Typical of Non-UPC/EAN codes.
The scanner defaults to a
minimum of 4 character bar
code.
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