Rockwell Automation 2755 Atomscan Bar Code Scanner - Manual (Page 38)

Chapter 6
Troubleshooting and Maintenance
6–2
This section lists problems that may occur with the scanner and/or connected
decoder. Each problem lists possible causes and solutions.
If the scanner does not scan, go down this list in order:
1. Verify that power is applied to the decoder.
2. Verify the connections to the scanner.
Note: Do not unplug the scanner cable until you have checked that power
to the decoder is cut off.
3. Set the decoder for the laser light to be “Always ON”.
4. If the laser light turns ON, then reset the decoder to cause the laser light
to be “Triggered.”
5. Then verify proper operation of the Package Sensor by blocking and
un–blocking the beam to the reflector.
6. If nothing else in the system is wrong, replace the Scanner.
!
ATTENTION: The AtomScan scanner does not require ANY
user maintenance. Do not open the enclosure!
If you remove or attempt to remove the screws, you will void the
warranty.
If Decoder does not Decode, go down this list in order:
1. Verify that the scanner is scanning.
2. Verify that the decoder is set up for the correct symbology.
3. Verify operation according to the instructions in Chapter 5.
4. Consult the decoder manual for further troubleshooting information.
Troubleshooting