Casio SF-6300 Troubleshooting guide
R
SF-6300(LX-559)
DEC. 1994
SF-6300
(with price)
CONTENTS
SPECIFICATIONS ..................................................................................................................... 1
SAVING DATA .......................................................................................................................... 4
LSI PIN FUNCTIONS................................................................................................................. 8
TROUBLESHOOTING............................................................................................................. 11
DIAGNOSTICS ........................................................................................................................ 12
SCHEMATIC DIAGRAM.......................................................................................................... 19
ASSEMBLY VIEW ...................................................................................................................22
PARTS LIST ............................................................................................................................ 23
— 1—
Power Switch Maximum [µA]
OFF 11.0
ON 510
SPECIFICATIONS
Display element: 16-column ×4-line LCD
Memory capacity: 64 kB (60972 bytes)
Main component: LSI
Power supply: 2 lithium batteries (CR2025)
Power consumption: 0.05 W
Battery life*:
Approximately 300 hours continuous operation in Telephone Directory
Approximately 250 hours repeating one minute of input and 10 minutes of display in Telephone
Directory
Approximately 12 months for memory backup
Auto power off: Approximately 6 minutes after last key operation
Ambient
temperature range: 0°C ~ 40°C (32°F ~ 104°F)
Dimensions (HWD):
Unfolded: 4.65 x 122 x 146 mm (3/6x 4 13/16 x 5 3/4inches)
Folded: 8.9 x 122 x 75 mm (3/8x 4 13/16 x 2 15/16 inches)
Weight: 91 g (3.2 oz)
Current consumption:
* The batteries that come installed in this unit when you purchase it are for factory test purposes, so
they will probably not provide normal service life.
— 2—
To replace the batteries
1. Loosen the screws on the back of the SF Unit that hold the battery
compartment cover in place, and remove the cover.
• Lift up the edge of the back cover that was fastened down by the
screws, hinging on the opposite edge.
2. Slide the battery switch to the "Replacement" setting.
3. 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.
4. 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).
5. Replace the battery holder and fasten it in place.
6. Repeat steps 2 through 5 for the other battery.
• Be sure to replace both batteries. Never mix old batteries with new
ones, and be sure to use CR2025 lithium batteries only.
7. Slide the battery switch to the "Operational" setting.
8. Replace the back cover of the SF Unit and fasten it in place using
three screws.
• Be careful that you do not over tighten the screws.
— 3—
Resetting the SF Unit's Memory
Warning!
The following procedure erases all data stored in the memory of the SF Unit. Perform the following operation
only when you want to delete all data and initialize the settings of the SF Unit.
Remember - you should always keep copies of important data by writing it down, by transferring it to a personal
computer or other SF Unit.
To reset the SF Unit's memory
1. Check to make sure that the power is off.
2. Remove the three screws that hold the back cover in place, and then remove the back cover.
• Lift up the edge of the back cover that was fastened down by the screws, hinging on the opposite edge.
3. Switch on power and press the RESET button with a thin, pointed object. The following message appears
on the display.
4. Press Y* to reset the memory and delete all data or N to abort the reset operation without deleting anything.
* Note that the letter key you press to indicate "yes" depends on the system language, as noted below.
English: Y Spanish: S German: J
French: O Italian: S
5. Replace the back cover and fasten it in place with three screws.
• Be careful that you do not over tighten the screws.
Following the reset operation described above, the Home Time display appears and the SF Unit settings are
initialized as noted below.
Home Time: 12-hour format
JAN/1/1995
AM/12:00 00
Zone: London (LON)
World Time: New York (NYC)
Daily Alarm: 12:00 PM
Language: English
Sound: Schedule alarm ON
Reminder alarm ON
Daily alarm OFF
Key ON
Character input: CAPS
ALL DATA
CLEAR!
OK? Y/N
CAPS
RESET Button
— 4—
SAVING DATA
The SF-6300 can transfer the customer's data (both the open and secret areas) to another SF-6300.
• Turn off both the transmitting and receiving units and connect them using the SB-60/62 cable.
1Setting up the receiving unit:
1. Do the reset operation.
2. Enter the calculator mode. Set the date of receiving unit to February 3rd, 1901.
Operation:
Note: The customer may have created a password to protect confidential information from
unauthorized access. To be sure this password is transferred to the receiving unit, be sure
to set the date as described above.
ON CAL
M SUN
1901/ 2/ 3
SB-60/62
1TIME
DATE 2TIME
DATE 3TIME
DATE M+
— 5—
3. Press TEL , and FUNC twice.
4. Press 4 to select DATA COMM.
5. Press 2 to select RECEIVE.
*If the password isn't
registered in the SF-6300,
the display shows X instead
of "1."
1 SEND
2 RECEIVE
3 SET UP PAR.
DATA
RECEIVE OK
TO STOP
PRESS (ESC)
1* TO SECRET AREA
2 ALL DELETE
3 LABEL EDIT
4 DATA COMM.
CAPS
CAPS
CAPS
— 6—
2Setting up the transmitting unit:
Set the hardware parameters as follows:
Parity: None Bit length: 7 BPS: 9600
1. Press , .
2. Press twice.
3. Press to select DATA COMM.
4. Press to select SET UP.
5. Use , , , or to select "N," "7," and "9600" and press SET .
*If the password isn't
registered in the SF-6300,
the display shows Xinstead
of "1."
FUNC
1* TO SECRET AREA
2 ALL DELETE
3 LABEL EDIT
4 DATA COMM
1 SEND
2 RECEIVE
3 SET UP PAR.
✻✻ SET UP PAR. ✻✻✻
PARITY E O N
BIT LENGTH 78
BPS 4800 9600
1 SEND
2 RECEIVE
3 SET UP
ON TEL
4
3
CAPS
CAPS
CAPS
CAPS
— 7—
6. Press 1 to select SEND.
7. Press 3 to select ALL DATA.
8. Press SET to start data transmission or ESC to abort the operation without sending
anything.
• If an error occurs during data transmission, the message “TRANSMIT ERROR!” appears on the display.
Press ESC to clear the error message.
9. After data transmission is complete, the display returns to the initial screen of the telephone mode.
1 ONE ITEM
2 MODE DATA
3 ALL DATA- SEND -
SEND ALL DATA?
SET/ESC
DATA
SENDING
TO STOP
PRESS (ESC)
CAPS
CAPS
CAPS
— 8—
Pin No. Name I/O Description
1 ~ 5 C0 ~ 4 Out Common signal for display
6 GND In GND 0 V
7,8 BZ1,2 Out Buzzer terminal
9 VDD In Power supply terminal (+5.3 V)
10 CSRA1 Out Chip enable signal for LSI2
11 CSRA2 Out Chip enable signal for LSI3
12 CSROM Out Chip enable signal (Not used)
13 WEB Out Write enable signal for LSI2 and LSI3
14,15 RA15,16 Out Address bus (Not used)
16 ~ 30 A0 ~ 14 Out Address bus
31 ~ 38 IO0 ~ 7 I/O Data bus
39 ~ 54 KY0 ~ 15 I/O Key signal
55 SW In Battery switch Power on: 0 V off: 6 V
56 DEBUG - Not used
57 ON Out Data communication enable signal
58 CRCKI In GND 0 V
59 SOUTB Out Transmission data output
60 SIN In Receiving data input
61 VDD In Power supply terminal (+5.3 V)
62 TEST - Not used
63 VTM - Not used
LSI PIN FUNCTIONS
CPU: LSI1
No.1
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