Troubleshooting - Symbol MINISCAN MSXX04 Integration Manual

9 - 2 Symbol MiniScan MSXX04 Series Integration Guide

Troubleshooting

Troubleshooting
Table 9-1
Problem
No red LED or nothing
happens during a scan
attempt.
Scanner cannot read the bar
code.
Laser activates, followed by a
beep sequence.
Possible Cause
No power to the scanner.
Interface/power cables are
loose.
Scanner is not programmed
for the correct bar code type.
Incorrect communication
parameters.
Bar code symbol is
unreadable.
Inappropriately hot
environment.
Beeper is configured.
Possible Solutions
Check the system power.
Confirm that the correct host interface cable is
used.
Connect the power supply.
Re-connect loose cables.
Re-connect loose cables.
Make sure the scanner is programmed to read the
type of bar code to be scanned.
Scan other bar code(s) and bar code types.
Set the correct communication parameters (baud
rate, parity, stop bits, etc.)
Check the symbol to make sure it is not defaced.
Try scanning similar symbols of the same code
type.
Remove the scanner from the hot environment,
and allow it to cool down.
Refer to Table 3-1 on page 3-7
indication descriptions.
for beeper