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Troubleshooting
The following guide is for reference purposes only. Contact a customer service representative to preserve the
limited warranty terms.
Symptom Possible Cause(s) Solution
All Interfaces
No LEDs, beep, or motor
spin.
No power is being supplied
to the scanner.
Check the transformer, outlet and the power strip.
Make sure the power cable is plugged into the
scanner.
No LEDs and no beep.
No power is being supplied
to the scanner.
The host system cannot supply enough current to
power the MS2400 series scanner. Use the power
supply included with the scanner.
During power up the unit
beeps three times.
A non-volatile RAM failure.
Contact a service representative, if the unit will not
hold the configuration.
During power up the unit
razzes continuously.
There has been a
diagnostic failure.
Contact a service representative, if the unit will not
function.
During power up the unit
razzes once and the blue
LED flashes.
A VLD failure. Contact a service representative.
During power up the unit
razzes twice and blue
LED flash.
Scanner motor failure. Contact a service representative.
There are multiple scans
upon presentation of
code.
The same symbol timeout
is set to short.
Adjust same symbol timeout for a longer time.
The unit powers up but
does not beep.
The beeper is disabled. Enable the beeper.
No volume is selected. Select a volume.
No tone is selected. Select a tone.
The unit powers up but
does not scan and/or
beep.
The unit is trying to scan a
particular symbology that
is not enabled.
UPC/EAN and Code 128 are enabled by default.
Verify that the type of bar code being read has
been selected.
The unit has been
configured for a character
length lock or a minimum
length and the bar code
being scanned does not
satisfy the configured
criteria.
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.