VeriFone VX810-CTLS Benutzerhandbuch

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V
X
810 I
NSTALLATION
 G
UIDE
29
C
HAPTER
 6
Troubleshooting Guidelines
This chapter lists typical examples of malfunctions that you may encounter while 
operating your V
x
810 and the steps that you can take to resolve them.
The troubleshooting guidelines provided in the following section are included to 
assist successful installation and configuration of the V
x
810. If you are having 
problems operating your V
x
810, please read these troubleshooting examples. If 
the problem persists even after performing the outlined guidelines or if the 
problem is not described, contact your local VeriFone representative for 
assistance.
Blank Display
When the V
x
810 display does not show correct or clearly readable information:
Check all power and cable connections.
If the problem persists, contact your local VeriFone service provider.
Keypad Does
Not Respond
If the keypad does not respond properly:
Check the display. If it displays the wrong character or nothing at all when you 
press a key, follow the steps outlined in 
If pressing a function key does not perform the expected action, refer to the 
user documentation for that application to ensure you are entering data 
correctly.
If the problem persists, contact your local VeriFone representative.
NOTE
The V
x
810 comes equipped with tamper-evident labels. The V
x
810 contains no 
user-serviceable parts. Do not, under any circumstance, attempt to disassemble 
the unit. 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
Not all units require use of a power supply.
Using an incorrectly rated power supply may damage the unit or cause it not to 
work properly. Before troubleshooting, ensure that the power supply used to 
power the unit matches the requirements specified on the back of the unit (see 
Specifications
 for detailed power supply specifications). If not, obtain the 
appropriately rated power supply before continuing with troubleshooting.