Casio CSF-8950 Troubleshooting guide
FEB. 1996
CSF-8950(ZX-859E, F)
R
(without price)
CSF-8950
INDEX
CONTENTS
1. FEATURES ........................................................................................................................ 1
2. SPECIFICATIONS.............................................................................................................. 2
3. GENERAL GUIDE.............................................................................................................. 4
4. BATTERY REPLACEMENT .............................................................................................. 5
5. RESET OPERATION ......................................................................................................... 6
6. TO SAVE THE DATA TO OTHER MACHINE ................................................................... 7
7. PIN FUNCTION ..................................................................................................................9
8. DIAGNOSTIC PROGRAM ............................................................................................... 10
9. ERROR MESSAGE.......................................................................................................... 14
10. SCHEMATIC DIAGRAMS................................................................................................ 15
11. PARTS LIST..................................................................................................................... 19
12. EXPLODED VIEW............................................................................................................ 22
— 1 —
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.
Desktop Menu System
Simply point to the item that represent the function you want to use and press a button.
Do Today Function
Every time you turn on the unit, any Schedule Keeper items scheduled for that date appear on the display.
256 Kbytes of memory
Enough memory to store up to 11,500 Telephone Directory items.
Powerful data bank functions
Telephone Directory, Business Card Directory, Memo, To Do, Expense Manager, Reminder, and
Schedule Keeper.
Secret Drawer
A convenient place to lock 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 or NX Unit.
— 2 —
2. SPECIFICATIONS
Storage Capacity
The 256Kbytes memory capacity includes a 255,177 bytes user area. The following shows examples of
what this means for the storage of data in each mode.
Telephone Directory
Approximately 11,500, under the following conditions:
8-character name
10-character telephone number
Approximately 5,900, under the following conditions:
8-character name
10-character telephone number
20-character address
Business Card Directory
Approximately 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 11,000, 20-character memos.
To Do
Approximately 6,700, under the following conditions:
20 characters description
Deadline set
Schedule Keeper
Approximately 6,500, under the following conditions:
20 characters description
Illustration used
Starting time specified, alarm time set
Approximately 8,500, under the following conditions:
20 characters description
Illustration not used
Starting time specified, no alarm time
Reminder
Approximately 14,100, under the following conditions:
10 characters description
Alarm time set
Approximately 15,900, under the following conditions:
10 characters description
No alarm time
Expense Manager
Approximately 7,700, under the following conditions:
10 characters description
Expense type and payment type set
— 3 —
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 drawer; editing; memory status display
Clock:
Home time; world time; 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 ×8-line LCD
Memory capacity: 256KB
Main component: LSI
Power supply:
Main: Two AAA-size batteries (Type: R03 (UM-4) or LR03 (AM4))
Back-up: One CR2025 lithium battery
Battery life:
Main: Approximately 100 hours continuous display in Telephone Directory (approximately
180 hours on type LR03 (AM4)); approximately 80 hours repeating one minute of
input and 10 minutes of display in Telephone Directory (approximately 150 hours
on type LR03 (AM4))
Back-up: 5 years if main batteries are replaced as soon as they become weak. 1 year if dead
main batteries are left in the unit.
Power consumption: 0.06 W
Auto power off: Approximately 6 minutes after last key operation
Operating temperature: 0°C ~ 40°C (32°F ~ 104°F)
Dimensions:
Unfolded: 7.8H ×152.4W ×158D mm (5/16"H ×6"W ×61/4"D)
Folded: 17.5H ×152.4W ×85.8D mm (11/16"H ×6"W ×33/8"D)
Weight: 160 g (5.6 oz) including batteries
— 4 —
Home Time, World
Time, and Alarm
Telephone Directory and
Business Card Directory
Calendar, Schedule
Keeper, Reminder and
Expense Manager
Calculator
Memo
To Do
Secret Drawer
3. GENERAL GUIDE
About the desktop...
The desktop gives you point-and-select access to the data management features of the CSF-8950.
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 to move the flashing around the desktop until the one you want is 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
Display
ON key —
Press this key to
turn power on.
OFF key —
Press this key to
turn power off.
COLOR SELECT
keys MENU key
Alpha
keyboard
Cursor Key
Pad
Number
Keys
— 5 —
<O B G>
(ORG)
(BLU)
(GRN)
//////////// CONTRAST ////////////
Adjusting the Display Contrast
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 display contrast
1. While the desktop is on the display, press FUNC.
2. Press 1to select
SYSTEM
.
3. Press 4to select
CONTRAST
.
4. Use and to move the pointer to the color whose contrast you want to set.
5. Use and to adjust the contrast of the currently selected color.
• You can adjust the overall contrast of the display by pressing or .
• Whenever you press one of the COLOR SELECT keys, the color contrast is returned to its initial
default setting.
6. 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
OKor ESCquits thecolor contrast procedureonly.Pressing ESC does notreturn the colorcontrast
setting to what is was.
4. BATTERY REPLACEMENT
Main Battery
Before replacing the main batteries, note the following precautions:
• Do not remove the main batteries from the CSF Unit while back-up battery is removed.
• Be sure to replace both batteries at the same time, and do not use an old battery with a new one.
1. Press OFF to switch power OFF.
2. Slide the main battery holder in the direction indicated by the arrow.
3. Remove both old batteries and replace them with two new ones.
• Make sure that the positive (+) and negative (-) ends are facing correctly.
4. Replace the holder.
5. Turn on power
• The Home Time screen always appears whenever you turn power on for the first time after
replacing batteries.
6. Check the Home Time setting and make changes if necessary.
/////////// SYSTEM ///////////
1 SOUND
2 LANGUAGE
3 CAPACITY
4 CONTRAST
5 START UP
Pointer (currently
selected color)
RESET AAA-size
batteries
Main battery holder (–)
(+)
— 6 —
Back-up Battery
Before replacing the back-up battery, note the following precautions:
• Do not remove the back-up battery from the CSF Unit while main batteries are removed.
• Be sure to replace the back-up battery at least once a year. Otherwise, you run the risk of losing
data stored in memory.
1. Press OFF to switch power OFF.
2. Remove the screws that hold the back-up battery compartment cover in place, and remove the
cover.
3. Insert a thin, pointed object into (A) and remove the old battery.
4. Insert a new battery into the unit, making sure that the positive (+) side of the new battery is facing
up (so you can see it).
5. Replace the battery compartment cover and secure it by tightening its screw.
• Be careful that you do not over tighten the screw.
5. RESET OPERATION
1. Press ON to switch power ON.
2. Press the RESET button with a thin, pointed object.
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 1to select
ALL RESET
.
Note
• The above message always appears in English, regardless of the system language setting.
RESET
RESET
button
RESET
Back-up battery
compartment
cover
CR2025 lithium
battery
(A)
— 7 —
4. Press OK to reset the memory and delete all data or ESC to abort the reset operation without deleting
anything.
• After the ALL RESET operation is complete, the LANGUAGE screen appears on the display.
5. Select a system language.
• After you set the system language, the Home Time Screen appears.
6. 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
of the data in the secret drawer before deleting it. You can transfer data you might need to the desktop
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).
6. TO SAVE THE DATA TO OTHER MACHINE
CSF-8950 can transfer customer's data to another CSF-8950 with memory protection only when
replacing the LCD or the outer case.
To connect the CSF-8950 to another CSF Unit
1. Make sure that the power of both units is switched off.
2. Remove the covers from the data communications jacks on the two CSF Units.
3. Connect the two units using the SB-62 cable.
— 8 —
How to transfer the data
1. The slave unit must be set the date of Feb. 3rd, 1901 into the memory under the calculator mode.
Operation : ON OK 1 DATE 2 DATE 3 DATE M+
If you don't set the date, the "PASSWORD" isn't transferred to the slave unit.
2. Check the hardware parameters of both unit, and if the both units have another condition, reset
as follows;
MENU FUNC 2 3
3. Set up the slave unit.
• On the desktop, select the telephone icon
and press OK .
• Select the home icon and press OK .
• FUNC 2 2
4. Set up the customer's unit.
MENU FUNC 2 1 3 OK
If you can not succeed to transfer the data, press ESC key on both unit and try to transfer the data
again according to the above procedure.
RECEIVE OK!
TO STOP
PRESS [ ESC ]
DATA
OK
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