Casio CSF-4450A Guía de solución de problemas

JUN. 1996

CSF-4450A/4650A/4950A/

4970A(ZX-888)

(without price)

CSF-4970A

INDEX

CONTENTS

FEATURES ..............................................................................................................................1

SPECIFICATIONS ...................................................................................................................2

GENERAL GUIDE ...................................................................................................................4

BATTERY REPLACEMENT ....................................................................................................7

RESET OPERATION...............................................................................................................8

TO SAVE THE DATA ..............................................................................................................9

PIN FUNCTION......................................................................................................................10

DIAGNOSTIC PROGRAM.....................................................................................................11

ERROR MESSAGE ...............................................................................................................14

SCHEMATIC DIAGRAMS .....................................................................................................15

EXPLODED VIEW .................................................................................................................19

PARTS LIST ..........................................................................................................................20

— 1 —

FEATURES

3-color Display

The display shows data in three colors: orange, blue and green. Different colors can be used to highlight

specific dates in the Calendar, and even the color of text data can be specified.

Selectable Main Menu Format

Choose between a graphic desktop or an icon list for the Main Menu from which you can select the mode

you want.

Do Today Function

Every time you turn on the unit, any Schedule Keeper items scheduled for that date appear on the display.

Powerful Data Bank Functions

Telephone Directory, Business Card Directory, Memo, To Do, Expense Manager, Reminder, and Schedule

Keeper.

Secret Function

Look up confidential information using a secret password.

Calendar - Schedule Keeper - Reminder - To Do Linking

Reminder and To Do items are automatically displayed in the applicable Schedule Keeper dates. Markers

appear on the Calendar display to indicate dates for which Schedule Keeper, Reminder, and To Do items

are scheduled.

Timepiece with Home time and World Time

Dual timekeeping for two different locations.

Powerful Alarm Functions

In addition to the standard daily alarm, you can also set alarms for Schedule Keeper, Reminder, and To

Do items.

Calculator

A 12-digit arithmetic calculator is just the thing for those quick, on-the-go calculations.

Data Communication

Exchange data with another CSF Unit or with a CASIO SF Unit.

Note

• This unit is equipped with a demonstration feature, which is activated before the unit is shipped from

the factory. Be sure to turn the demonstration off before using the unit for normal operation.

If you don't, any display color balance settings you make will be cleared every time you turn the unit off.

— 2 —

SPECIFICATIONS

Memory Capacity

Memory capacity differs according to model. The following shows the memory capacity for each available

model.Model Memory

CSF-4450A 32K bytes

CSF-4650A 64K bytes

CSF-4950A 128K bytes

CSF-4970A 256K bytes

The following shows the number or items that can be stored in each model (CSF-4450A/4650A/4950A/

4970A).

Telephone Directory

Approximately 1,200/2,700/5,700/11,600, under the following conditions:

8-character name

10-character telephone number

Approximately 600/1,300/2,900/5,900, under the following conditions:

8-character name

10-character telephone number

20-character address

Business Card Directory

Approximately 300/700/1,500/3,000, under the following conditions:

10-character employer name

8-character personal name

10-character telephone number

10-character position

10-character department

20-character address

Memo

Approximately 1,100/2,600/5,400/11,100, 20-character memos.

To Do

Approximately 700/1,600/3,400/7,100, under the following conditions:

20 character description

Deadline set

Schedule Keeper

Approximately 700/1,500/3,200/6,500, under the following conditions:

20 character description

Illustration used

Starting time specified, alarm time set

Approximately 900/2,000/4,100/8,500, under the following conditions:

20 character description

Illustration not used

Starting time specified, no alarm time

Reminder

Approximately 1,500/3,300/6,900/14,200, under the following conditions:

10 character description

Alarm time set

Approximately 1,700/3,700/7,800/16,000, under the following conditions:

10 character description

No alarm time

— 3 —

Expense Manager

Approximately 800/1,800/3,800/7,700, under the following conditions:

10 character description

Expense type and payment type set

Main Modes:

Telephone Directory, Business Card Directory, Memo, Schedule Keeper, To Do, Expense Manager,

Reminder, Calendar, Home Time, World Time and Calculator

Data Storage:

Storage and recall of telephone, business card, memo, schedule, to do, expense, reminder data; calendar

display; secret memory area; editing; memory status display

Clock:

Worldtime; reminder alarm; schedule alarm; to do alarm; daily alarm; accuracy under normal temperatures:

±3 seconds average

Calculation:

12-digit arithmetic calculations; arithmetic constants (+, -, ×, ÷); independent memory; percentages; square

roots; 24-digit approximations; date calculations; other mixed calculations

General:

Display element: 16-column ×4-line LCD

Main component: LSI

Power supply: Three lithium batteries (CR2032)

Current consumption:

ON: 1.6 mA or under (TEL mode)

OFF: 13 µA or under

Low battery message: 7.2 V ±2.0%

Forced power off: 6.7 V ±2.0%

Battery life:

Main: Approximately 90 hours continuous display in Telephone Directory; approximately

70 hours repeating one minute of input and 10 minutes of display in Telephone

Directory

Calendar, Schedule

Keeper, Reminder and

Expense Manager

1 2 3

4 5 6 7

1 2 3

4 5 6

— 6 —

The desktop gives you point-and-select access to the data management features of the CSF Unit.

Whenever you want to return to the desktop, simply press the MENU button.

• Note that one of the icons on the desktop is flashing, This means that the icon is selected.

How to use the desktop

1. Use the cursor keys tomove the flashingaround the desktop until theone you wantis selected (flashing).

2. After selecting an icon, press OK to access the functions of that icon.

• Selecting some icons (like the Clock and Telephone) cause another selection screen to appear.

• Details on actually using the features and functions that you access from the desktop are described in

the other sections of this manual.

Changing the Desktop Screen's Window Scenery

You can change the scenery that is outside the desktop screen's window to any one of the scenes shown

below. Simply display the desktop screen and press the COLOR SELECT key that corresponds to the

scenery you want to select.

ORG: Night-time city scene

BLU: Daytime city scene

GRN: Beach scene

Adjusting the Color Balance

The following procedure describes how to adjust the color contrast, which controls the relative darkness

and lightness of each color on the display.

To adjust the Color Balance

1. While the desktop is on the display, press FUNC.

2. Press 1to select SYSTEM.

3. Press to display the second SYSTEM

menu.

4. Press 1to select COLOR BALANCE.

5. Use and to move the pointer to the color whose contrast you want to set.

6. Use and to adjust the contrast of the currently selected color.

• You can adjust the overall contrast of the display by pressing or .

7. After you finish adjusting the display contrast, press OK.

• Color contrast settings are registered as soon as you make them. Because of this, pressing either OK

or ESC quits the color contrast procedure only. Pressing ESC does not return the color contrast setting

to what is was.

Note

• Temperature changes can cause changes in background color and the tint of display colors .

Pointer (currently

selected item) (ORG)

(BLU)

(GRN)

INITIALIZE

— 7 —

BATTERY REPLACEMENT

Before replacing the batteries, note the following precaution:

• Be sure to replace all batteries with a full set of new ones, and do not mix old batteries with new ones.

1. Press OFF to switch power OFF.

2. Slide the battery compartment cover in the direction indicated by the arrow.

3. Slide the battery switch to the "REPLACE 1" setting.

5. Replace the old battery with a new one, making sure that the positive (+) side of the new battery is facing

up (so you can see it).

6. Replace the battery holder and faten it in place.

7. Slide the battery switch to the "REPLACE 2, 3" setting and repeat steps 4 through 6 for the other

batteries.

• Be sure to replace all three batteries, using CR2032 lithium batteries only. Never mix old batteries with

new ones.

8. Slide the battery switch to the "NORMAL" setting.

• You will not be able to turn the unit on if the battery switch is not in the "NORMAL" setting.

9. Replace the battery compartment cover.

• The Home Time screen always appears whenever you turn power on for the first time after replacing

batteries.

10. Check the Home Time setting and make changes if necessary.

REPLACE

NORMAL

4. Remove the battery holder by sliding it in the direction indicated by the arrow in the illustration.

Caution

Be sure to remove only one battery at a time. Otherwise, you will lose all data stored in memory.

— 8 —

1. Open the battery compartment and press the RESET button.

• At this time the following message appears on the display.

2. Make sure that YES is highlighted. If NO is highkighted, press to move the highlighting to YES.

Warning!

The next step deletes all data stored in the CSF Unit's memory. Make sure that you really want

to delete the data before you continue!

3. Press OK to start the RESET procedure.

• After the ALL RESET operation is complete, the LANGUAGE screen appears on the display.

4. Use the procedure under "Setting the System Language" to select a system language.

• After you set the system language, the Home Time Screen appears.

5. Check the Home Time setting and make changes if necessary.

Following the all reset operation, the CSF Unit settings are initialized as noted below.

Home Time: LON

1996/1/1 MON

12:00 AM

12-hour format

World Time: NYC

Daily Alarm: 12:00 PM

Sound: Data alarm (Schedule alarm, Reminder alarm and To Do alarm) — ON

Daily alarm — OFF

Key — ON

Messages: English

Character input: CAPS

To perform SECRET RESET

Important!

• The following procedure erases all data stored in the secret drawer. Make sure you do not need any

ofthe data inthe secret drawer before deletingit. You cantransfer data you might needto the desktop

(page 9) before performing this procedure.

• Note that this unit has no procedure for deleting the password only (and leaving secret drawer

contents) or secret drawer contents only (and leaving the password).

1. Press the MENU key.

2. Press the FUNC key and then input 1to select SYSTEM.

3. Press twice to change to the third screen (3/3), and then input 1to select SECRET RESET.

4. Press OK.

RESET OPERATION

To perform ALL RESET

RESET button

CLEAR MEMORY AND

SET UP THE UNIT

FOR OPERATION?

YES/NO

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