Honeywell MS2420 Troubleshooting

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	No power is being	Check the transformer, outlet and the power strip.
		Make sure the power cable is plugged into the
spin.	supplied to the scanner.
		scanner.
	No power is being	The host system cannot supply enough current to
No LEDs and no beep.		power the MS2420 series scanner. Use the power
	supplied to the scanner.
		supply included with the scanner.
During power up the	A non-volatile RAM	Contact a customer service representative, if the unit
unit beeps three times.	failure.	will not hold the configuration.
During power up the	There has been a	Contact a customer service representative, if the unit
unit razzes
	diagnostic failure.	will not function.
continuously.
During power up the	A VLD failure.	Contact a customer service representative.
unit razzes once.	Scanner motor failure.	Contact a customer service representative.
There are multiple	The same symbol
scans upon		Adjust same symbol timeout for a longer time.
	timeout is set to short.
presentation of code.
The unit powers up but	The beeper is disabled.	Enable the beeper.
does not beep.	No volume is selected.	Select a volume.
	No tone is selected.	Select a tone.
	The unit is trying to scan	UPC/EAN and Code 128 are enabled by default.
	a particular symbology	Verify that the type of bar code being read has been
	that is not enabled.	selected.
The unit powers up but	The unit has been	Verify that the bar code that is being scanned falls
does not scan and/or	configured for a
beep.	character length lock or a	into the criteria.
	minimum length and the	Typical of Non-UPC/EAN codes. The scanner
	bar code being scanned
	does not satisfy the	defaults to a minimum of 4 character bar code.
	configured criteria.

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