A Troubleshooting

Solving Common Problems

The following table lists possible problems, causes, and recommended solutions.

Problem	Possible Cause	Possible Solution

Nothing happens when the scan button	No power to the scanner.	Check system power. Ensure power
is pulled.		supply is connected.

	Interface or power cables are loose.	Ensure all cable connections are
		secure.

LED comes on, but barcode does not	Scanner not programmed for correct	Ensure scanner is programmed to read
decode.	barcode type.	the type of barcode scanned. Refer to
		the Programming Guide (PG) for more
		information.

	Barcode label is unreadable.	Check the label to ensure it is not
		defaced. Try scanning another barcode
		type.

	Distance between scanner and barcode	Move scanner closer to or further from
	is incorrect.	the barcode.

Barcode reading ability has degraded.	Scan Window has become scratched or	Replace window as instructed in this
	contaminated with dust.	guide.

Barcode is decoded but not transmitted	Scanner not programmed for the	Scan the appropriate host type
to the host.	correct host type.	barcode. Refer to the Programming
		Guide (PG) for more information.

NOTE: For detailed troubleshooting, refer to the Programming Guide (PG).

Online Technical Support

For the online access to technical support information, self-solve tools, online assistance, community forums or IT experts, broad multivendor knowledge base, monitoring and diagnostic tools, go to http://www.hp.com/support.

Preparing to Call Technical Support

If you can not solve a problem using the troubleshooting tips in this section, you may need to call technical support. Have the following information available when you call:

●If the product is connected to an HP POS computer, provide the serial number of the POS computer

●Purchase date on invoice

●The spares part number located on the product

●Condition under which the problem occurred

8 Appendix A Troubleshooting

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