TROUBLESHOOTING GUIDE (CONTINUED)

SYMPTOMS

POSSIBLE CAUSE(S)

SOLUTION

 

 

 

 

 

 

 

 

UPC/EAN, Code 39,

The unit powers

Scanning a particular

Interleaved 2 of 5, Code 93,

Code 128 and Codabar are

up, but does not

symbology that is not

enabled by default. Verify that

scan

enabled

the type of bar code being

 

 

 

 

read has been selected.

 

 

 

 

 

 

 

The scanner has been

Verify that the bar code that is

 

programmed for a

 

being scanned falls into the

The unit powers

character length lock, or

criteria (Typical of Non-

up, but does not

a minimum length and

UPC/EAN codes.) The

scan and/or beep

bar code being scanned

scanner defaults to a minimum

 

does not satisfy the

 

of 3 character bar code.

 

programmed criteria

 

 

 

 

 

 

 

 

The unit scans a

The scanner is

If the scanner is setup to

support ACK/NAK,RTS/CTS,

bar code, but

configured to support

XON/XOFF) or D/E, verify that

locks up after the

some form of host

the host cable and host are

first scan and the

handshaking but is not

supporting the handshaking

red LED stays on

receiving the signal

properly.

 

 

 

 

 

 

 

 

The unit scans,

The scanner’s data

Verify that the scanner’s data

format matches that required

but the data

format does not match

by the host. Make sure that the

transmitted to the

the host system

scanner is connected to the

host is incorrect

requirements

proper host port.

 

 

 

 

 

 

 

 

Scanner beeps

The print quality of the

Check print mode. The type of

bar code is suspect

at some bar

Or

printer could be the problem.

codes and NOT

Change print settings. For

for others of the

The aspect ratio of the

example change to econo

same bar code

symbology

bar code is out of

mode or high speed.

 

tolerance

 

 

 

 

 

 

 

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