Casio Calculator CA53W-1 Operation Manual

MA1002-EA
Operation Guide 437/438/3208
Reading The Display
Calendar
Day
Date
Month
Year
Release Press
. .
Calculator Operation
Appears when a number is set as
a constant.
8-digit entry (7-digit for negatives)
can be made.
Enters numerals. For decimal
places, use the key in its
logical sequence.
Module No. 438
EXAMPLE OPERATION READ-OUT
Basic
calculation:
(12 – 0.5) × 3 ÷ 7
12
3
= 4.9285714 ...
Constant
calculation:
3 + 4 = 7
(4 is constant) 4
8 + 4 = 12
8
3 – 4 = – 1 4
8 – 4 = 4
8
To save battery power, press the B button in the calculator mode to silence the tone.
To retrieve sound, press the B button again.
Setting Daily Alarm Time
Every time the button is pressed in the alarm time mode, the alarm-ON-mark
( ) appears or disappears. When the alarm-ON-mark is lit, the buzzer sounds for 20
seconds at the preset time every day until cleared. To stop the buzzer while sounding,
press any button.
(Setting the time signal) Every time the
the time-signal-ON-mark (
is lit, the watch sounds every hour on the hour.
(Sound demonstration) While both
the buzzer sounds.
[Presetting alarm time]
1) Press B to set new alarm time.
2) Press to set PM or AM.*
3) A numeral can be entered in the flashing position by pressing the required numeral
key. The flashing digit can be shifted in the following order:
HOUR
(tens)
4) Press B to complete setting.
* When the watch is in the 24-hour system, the alarm time is displayed in that system.
Setting Dual Time
1) Press B to set new time in dual time mode.
2) Press to set PM or AM.*
3) A numeral can be entered in the flashing position by pressing the required numeral
key. The flashing digit can be shifted in the following order:
HOUR
(tens)
4) Press B to complete setting.
* When the watch is in the 24-hour system, the dual time is displayed in that system.
Regular timekeeping
Time
P.M.
Hour
Press .
Release .
Module No. 437/3208
Module No. 438
SU: Sunday MO: Monday
TU: Tuesday WE: Wednesday
TH: Thursday FR: Friday
SA: Saturday
A function command sign.
Perform the four basic
calculations. An incorrect function
command is corrected by
pressing the correct button.
Clears entry for correction.
Releases overflow or error
check. Overflow is indicated
by an "E" sign and stops the
calculation. Overflow occurs
when the integer part of an
answer whether intermediate
or final, exceeds 8 digits
Module No. 437/3208 (7 digits for negatives).
Obtains answer.
EXAMPLE OPERATION READ-OUT
3 × 4 = 12
(4 is constant) 4
5
7
8 × 4 = 32
8
3 ÷ 4 = 0.75
4
8 ÷ 4 = 2
3
8
Power
calculation:
3 2
3 3
3
3 3
button is pressed in the alarm time mode,
) appears or disappears. When the time-signal-ON-mark
and buttons are pressed simultaneously,
HOUR MINUTE
(ones) (tens)
HOUR MINUTE
(ones) (tens)
Calculator
Mode
Press
.
Day
Second
Minute
(Reversion to regular time) The watch reverts to the regular timekeeping display after
operating in any mode.
(Auto return feature) The watch will return to the regular timekeeping display
automatically if you do not perform any operation for five or six minutes in the
calculator or alarm display.
Stopwatch Operation
Module No. 437/3208
Module No. 438
(a) Elapsed time
3
Start
(b) Lap time
3
Start
(c) Two finishes
Start
Setting Time And Calendar
1) To set time and calendar, press B in the regular timekeeping mode.
2) Press the
3) Press C to move the flashing in the sequence shown below to select the other
settings.
SECOND
• AM or PM can be entered by pressing the
4) A numeral can be entered in the flashing position by pressing the required numeral
key.
5) Press B to complete setting.
* While setting time and calendar, with every push of
between 12-hour and 24-hour formats.
MINUTE
(ones)
MINUTE
(ones)
Daily Alarm Mode Dual Time Mode
Alarm-ON-mark P.M.
Time-signal-ON-mark Mode indicator
Hour Hour
A.M. Minute Minute
Mode indicator Second
A signal confirms start/stop operation. The tone sounds at
10-minute intervals.
(Working range) The stopwatch display is limited to 23
hours 59 minutes 59.99 seconds.
Thereafter it can be reset and started again. The hour
digits can be shown by pressing the
Lap indicator
Press
Release
Minute
Second
1/100 second
(Time loss)
Stop Re-start Stop
Lap Lap release Stop
Lap Stop Lap release
The first runner The second runner Record the time of
finishes. finishes. the second runner.
Record the time of
the first runner.
key on a time signal to correct seconds.
HOUR HOUR
AM/PM
(tens) (ones)
DATE MONTH YEAR
button.*
, the display is switched
Stopwatch
Mode
Mode indicator
Minute
Second
1/100 second
button.
.
.
Hour
Reset
Reset
Reset
MINUTE
(tens)
MINUTE
(ones)
1