Casio SF-5580 User Manual

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• Be sure to replace the back-up battery at least once every 5 years. Otherwise,
you run the risk of losing data stored in memory.
1. Press OFF to turn power off.
2. Remove the screw that holds the back-up battery compartment cover in place
and open the cover.
RESET
3. Insert a thin, pointed object into (A) and remove the old battery.
RESET
4. Load a new battery into the compartment, making sure that its positive side is
facing up (so you can see it).
5. Replace the battery compartment cover and secure it with its screw.
• Take care that you do not overtighten the screw.
■ Turning Power On and Off
Press ON/OFF to turn power on and off.
Important!
• If nothing appears on the display when you turn on power, it means that the main
batteries are low. Replace the batteries (page 13) and press the RESET button
to resume normal operation.
Auto Power Off Function
The unit automatically turns power off if you do not press any key for about three
minutes. Any alarms you set still sound, even if power is turned off.
(A)

Casio SF-5580 Specifications

General

Brand	Casio
Model	SF-5580
Category	Organizer
Language	English

Summary

Initial Setup Procedure

Turning Power On and Off

Important Information Before Use

Introduction and Data Backup

Overview of the device, advice on saving important data, and initial important notes.

Important Precautions

Essential warnings regarding handling, environment, and maintenance of the device.

Getting Started

General Guide

Overview of the device's physical layout and key functions.

Display Features

Display Indicators

Explanation of symbols and icons shown on the device's screen.

All-Reset Procedure

Power Supply and Low Battery Warning

Battery Precautions and Care

Battery Replacement Procedures

Auto Power Off Function

Function Menus and Settings

System Language

How to select and change the device's display language.

Display Contrast Adjustment

Procedure to adjust the display's brightness and contrast.

Key Input Sound

Information on enabling or disabling audible feedback for key presses.

Destructive Backspace Feature

Home Time Mode Operations

Entering Home Time Mode

How to access the mode for setting and managing home time.

Setting Home Time Zone

Procedure to select and set the desired geographical time zone.

Setting Time and Date

Instructions for inputting and adjusting the device's current time and date.

Daily Alarm Function

Setting Daily Alarm Time

Procedure to set the time for the daily recurring alarm.

Turning Daily Alarm On and Off

Instructions for enabling and disabling the daily alarm feature.