TROUBLESHOOTING GUIDE

The following guide is for reference purposes only. Contact a Honeywell representative at to preserve the limited warranty terms on page 39.

Symptoms

Possible Cause(s)

Solution

 

 

 

All Interfaces

 

 

 

 

 

The unit has no

No power is being

Check the transformer, outlet

and power strip. Make sure the

LEDs, beeper

supplied to the

cable is plugged into the

or motor spin.

scanner.

scanner.

 

 

 

 

 

The unit has no

No power is being

Some host systems cannot

supply enough current to power

LEDs and / or

supplied to the

the MS3780. Use the power

beeper.

scanner from host.

supply included with the

 

 

scanner.

 

 

 

There are

 

 

multiple scans

The same symbol

Adjust the same symbol timeout

upon

timeout is set too

for a longer time increment.

presentation of

short.

 

code.

 

 

The unit powers

The beeper is disabled.

Enable the beeper.

up but does not

 

 

 

 

beep.

No tone is selected.

Select a tone.

 

 

 

 

The unit is trying to

UPC/EAN, Code 39, Interleaved

 

2 of 5, Code 93, Code 128 and

 

scan a particular

 

Codabar are enabled by default.

 

symbology that is not

 

Verify that the type of bar code

 

enabled.

 

being read has been selected

The unit powers

 

 

 

up but does not

The scanner has been

Verify that the bar code that is

scan and/or

configured for a

being scanned falls into the

beep.

character length lock,

criteria.

 

or a minimum length

Typical of Non-UPC/EAN codes.

 

and bar code being

 

scanned does not

The scanner defaults to a

 

satisfy the configured

minimum of 4 character bar

 

criteria.

code.

 

 

 

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