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General guide – CITIZEN SRP-285N User Manual

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File name : CBM_SR285,A_HDBSR285T19_English.doc

version : 2010/04/26

General Guide

„ Turning On And Off

To turn the calculator on, press [ ON ] ; To turn the calculator off,
press [ 2nd ] [ OFF ].

„ Battery Replacement

SRP-280N is powered by one alkaline battery (G13/LR44).
SRP-285N is dual power system which is powered by one alkaline
battery (G13/LR44) and a solar cell. If the display becomes dim and
difficult to read (especially when lighting is dim for SRP-285N), the
battery should be replaced as soon as possible.

To replace battery :

1) Remove the screw and the battery compartment cover.
2) Remove the old battery and insert a new one with polarity in

correct directions, then replace the cover.

3) After changing battery, please use a pointed object to press the

reset hole in the rating label area located at the rear of this unit.

„ Auto Power-Off Function

This calculator automatically turns it off when not operated for
approximately 6~12 minutes. It can be reactivated by pressing [ ON ]
key and the display, memory, settings are retained.

„ Reset Operation

If the calculator is on but you get unexpected results, press [ 2nd ]
[ RESET ] in sequence. A message appears on the display to
confirm whether you want to reset the calculator and clear memory
contents.

RESET : N Y

Move the cursor to " Y " by [ ], then press [

] to clear all

variables, programs, pending operations, statistical data, answers,
all previous entries, and memory; To abort the reset operation
without clearing the calculator, please choose " N " .

If the calculator is lock and further key operations becomes
impossible, please use a pointed object to press the reset hole to
release the condition. It will return all settings to default settings.