VeriFone VX 520 GPRS CTLS, Руководство по установке

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Troubleshooting Guidelines
The troubleshooting guidelines provided in the following section are included to
assist you to successfully install and configure your VX 520 GPRS CTLS terminal.
If you have problems operating your VX 520 GPRS CTLS terminal, 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 VX 520 GPRS CTLS terminal and steps you can take to resolve them are
listed.
Blank Display
When the terminal display screen does not show correct or clearly readable
information:
•
Check terminal power connection.
•
Remove and reapply power to the terminal.
•
Check all cable connections and verify that the telephone line is properly
connected.
•
If the problem persists, contact your local VeriFone service provider.
NOTE
The VX 520 GPRS CTLS terminal comes equipped with tamper-evident labels.
The
VX 520 GPRS CTLS contains no user serviceable parts. Do not, under any
circumstance, attempt to disassemble the terminal. 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 any warranty.
CAUTION
Using an incorrectly rated power supply may damage the terminal or cause it not
to work as specified. Use only a VeriFone-supplied power pack with the correct
output ratings. Before troubleshooting, ensure that the power supply being used
to power the terminal matches the requirements specified on the bottom of the
terminal. (See
Specifications for detailed power supply specifications.) Obtain the
appropriately rated power supply before continuing with troubleshooting.