VeriFone NURIT 8400 - Manual (Page 39)

NURIT 8400 I NSTALLATION G UIDE 39
C
HAPTER
5
Troubleshooting Guidelines
The troubleshooting guidelines provided in the following section are included to
assist you to successfully install and configure your NURIT 8400 device. If you
have problems operating your NURIT 8400 device, please read through these
troubleshooting examples.
If the problem persists even after performing the outlined guidelines or if the
problem is not described below, contact your local VeriFone representative for
assistance. Typical examples of malfunction you may encounter while operating
your NURIT 8400 device and steps you can take to resolve them are listed.
Terminal Has No
Power
If the NURIT 8400 appears to have no power:
• Check all cable connections.
• Check that the terminal is correctly connected to the power supply, as
described in Power Supply .
• Try adjusting the LCD screen contrast settings, using the designated, model-
dependent, key combination.
• Remove all accessories, external cables, and connections, except for the
power supply and try to operate the terminal.
• If the problem persists, contact your VeriFone distributor or service provider.
NOTE The NURIT 8400 comes equipped with tamper-evident labels. The device
contains no user serviceable parts. Do not, under any circumstance, attempt to
disassemble the device. Perform only those adjustments or repairs specified in
this guide. For all other services, contact your local VeriFone service provider.
Service conducted by parties other than authorized VeriFone representatives
may void warranty.
CAUTION Use only a VeriFone-supplied power pack. Using an incorrectly rated power
supply may damage the device or cause it not to work as specified. Before
troubleshooting, ensure that the power supply matches the requirements
specified at the bottom of the device. (See
Chapter 3 , Specifications for detailed
power supply specifications.) Obtain the appropriately rated power supply before
continuing with troubleshooting.