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INTRODUCTION
Thank you very much for your purchase of the SHARP POS Terminal Model UP-820N. Please read this Manual
carefully before operating your POS terminal in order to gain full understanding of functions and features.
Please keep this manual for future reference. It will help you if you encounter any operational problems.
IMPORTANT
Avoid installing this terminal in a location that may be subjected to direct radiation, unusual
temperature changes, and high humidity or exposure to water or other liquids.
Installation in such a location could cause damage to the cabinet and the electronic components.
Do not operate this terminal with wet hands.
This may cause damage to the terminal.
Do not apply excessive pressure to the display. Do not use a sharp-pointed object on the display.
This may cause damage to the LCD.
When cleaning this terminal, use a dry, soft cloth. Never use solvents, such as benzene or thinner.
The use of such chemicals will lead to discoloration or deterioration of the cabinet.
The terminal plugs into any standard wall outlet (120V ± 10% AC) with a dedicated earth-ground.
Other electrical devices on the same electrical circuit could cause the terminal to malfunction.
If the terminal malfunctions, call your local authorized dealer for service. Do not try to repair the
terminal yourself.
For a complete electrical disconnection, remove the AC power cord from the wall outlet.
This POS terminal uses a nickel metal hydride battery pack for memory protection.The battery
pack must be replaced at least every three years at the user's expense. For replacement of the
battery pack, please consult your authorized SHARP dealer.
PRECAUTION
This POS terminal has a built-in memory protection circuit which is operated by a rechargeable battery pack.
It should be known that all batteries will, in time, dissipate their charge even if not used. Therefore to insure
an adequate initial charge in the protection circuit and to prevent any possible loss of memory upon
installation, it is recommended that each unit be allowed to be charged for a period of 24 to 48 hours prior to
use by the customer.
In order to charge the battery pack, the machine must be plugged in . This charging precaution can prevent
unnecessary initial service calls.