VeriFone NURIT 8400 - Manual (Page 37)

NURIT 8400 I NSTALLATION G UIDE 37
C
HAPTER
4
Maintenance and Cleaning
The NURIT 8400 has no user-serviceable parts.
In order to maintain the NURIT 8400 in proper working condition:
• Keep the terminal dry and in the cleanest possible working and storage
environment.
• Do not store the terminal in extremely hot or cold areas.
• Do not shake or drop the terminal.
Cleaning the
NURIT 8400
Disconnect the device from the power supply and any peripherals before cleaning.
To clean the
NURIT 8400
• Gently wipe off dirt from the body of the terminal with a soft, damp, lint-free
cloth. A very mild dishwashing detergent can be used to dampen the cloth.
• If available, a low-pressured blower can be used to remove dirt accumulated
around the keypad buttons.
• Use a soft cloth, an eyeglass lens wiper, or a lens blower to remove dust and
dirt from the LCD screen.
CAUTION • Opening or disassembling the terminal in any way automatically erase all
secret encryption keys and will render the terminal inoperable.
• Opening the terminal will void any warranty and security certification. It may
also result in irreversible damage to the unit’s electronic circuitry.