Casio SF-4900C User Manual

PART 1 Getting Started
If this is the first time you ever turned on the SF Unit...
Perform the RESET procedure under “Before using the unit for the first time” on
page 1, starting from step 9.
If this [s not the first time you are using the SF Unit...
‘There is probably a problem with the data in memory (data error)., Note that once
data is lost it cannot be recovered. Such data Otrors are generally caused by one
of the following problems.
» Interruption of battery power.
« Severe electrostatic charge,.impact, change in temperature, or change in
humidity.
« Hardware problem.
After a data erroris discovered, you will not be able to. input o or edit data.cin order
to return memory te normal (allowing further input and editing of data), you must
periorm the RESET operation to-ciear the memory of all data. Before doing so,
you may want to recall important data and write it down (if you don’t already have
a copy). You can then re-input the data after clearing the memory. L
The RESET procedure you should use depends on the type of message error
message onthe display.
“ARE YOU USING A NEW UNIT FOR THE FIRST TIME?”
1. Make sure that NO is highlighted and then press SET. If YES is highlighted,
press to move the highlighting to NO and then press SET.
+ The message “DATA ERROR! CHECK YOUR USER’S GUIDE FOR PRO-
CEDURE? appears on the display at this time. Aiter this message appears,
you Gan press CLEAR to-clear it from the display and recail data in-order to
_ hake a back-up record of it before continuing. .
2. Press the RESET button, which is located inside the battery compartment
cover on the back of the unit.
« This causes the “CLEAR MEMORY AND SET-UP. THE ONIT FOR GPERA-
TION?" message to appear onthe display.
3. Press tomovethe highlighting to YES and then press SET to reset the unit.
¢, Highlighting NO and pressing SET clears the reset message and displays the
' Home Time screen.
“CLEAR MEMORY AND SET UP THE UNIT FOR OPERATION?”
1. Make sure that YESi is highfighted. IF OFF is s highlighted, press “4 to move the
© highlighting to YES.
* Highlighting OFF and pressing SET tums off the unit without resetting the unit.
f
. About the Power Supply
2. Press SET io reset the unit.
If you still have trouble after trying the RESET operation, you may have a
hardware problem. If so, consult with your nearest CASIO dealer.
General Precautions
* Never try totake the SF Unitapart.
+ Avoid strong impact and sudden temperature changes.
At very low ternperatures, the disptay response time may slow down or-the
display. may fail completely. This-is temporary and correct operation should
return at normal temperature.
* Toavoid serious damage to the SF Unit caused by leaking batteries, replace
batteries once every two years, regardless of how much you use the SF Unit
. ; during that time.
* Never use thinner, benzine orothervolatile agents tocleanthe exterior of the
SF Unit. Instead, wipe it off with a soft cloth dampened in a solution of water
and a mild, neutral detergent. Wring the cloth out untii it is almost dry.
« lHthe SF Unitis exposed to strong electrostatic charge, the display may dim
orthe SF Unit may tock up. To correct this situation, switch power off, and then
remove and then replace the batteries.”
« Donot press the keys with a pen, pencil or other sharp object.
« The SF Unit may cause interference with radio or television reception. Keep
it away from such appliances when you are using it.
» Note that pressing SHIFT and then LIGHT causes the backlight to light and
stay itas long as you continue to cperate the SF Unit, or until you press LIGHT
again to turn it off manually.
Leaving the backlight on for long periods greaily reduces battery life!
About the Power Supply
The SF Unit is powered by three CR2032 lithium batteries. Replace batteries as
soon as possible after low battery power is indicated by any of the following.
« Low battery message appears on the display
* Blank display when power is turned on
* Dim display figures even after display contrast is adjusted
« Failure of the backlight to turn on’

Casio SF-4900C Specifications

General

Brand	Casio
Model	SF-4900C
Category	Organizer
Language	English