MA1002-EA
Operation Guide 437/438/3208
Reading The Display
Calculator
Mode
Daily Alarm Mode Dual Time Mode
Stopwatch
Mode
Regular timekeeping
Alarm-ON-mark
P.M.
Mode indicator
Calendar
Time
Time-signal-ON-mark
Mode indicator
P.M.
Hour
Day
Date
Press
.
Month
Year
Press
.
Day
Second
Minute
Release
.
Hour
Hour
Minute
Release
.
Press
.
A.M.
Minute
Minute
Second
Second
Mode indicator
1/100 second
Module No. 437/3208
SU: Sunday MO: Monday
TU: Tuesday WE: Wednesday
TH: Thursday FR: Friday
SA: Saturday
Module No. 438
(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.
Calculator Operation
Stopwatch Operation
A signal confirms start/stop operation. The tone sounds at
10-minute intervals.
Appears when a number is set as
a constant.
A function command sign.
(Working range) The stopwatch display is limited to 23
hours 59 minutes 59.99 seconds.
Perform the four basic
8-digit entry (7-digit for negatives)
can be made.
calculations. An incorrect function
command is corrected by
Thereafter it can be reset and started again. The hour
pressing the correct button.
digits can be shown by pressing the
button.
Enters numerals. For decimal
places, use the
logical sequence.
key in its
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
Lap indicator
Module No. 437/3208
Press
.
Release
.
Minute
Hour
Second
1/100 second
(7 digits for negatives).
Module No. 437/3208
Obtains answer.
Module No. 438
(a) Elapsed time
Module No. 438
EXAMPLE OPERATION READ-OUT
EXAMPLE
OPERATION READ-OUT
×
Basic
3
4 = 12
(Time loss)
Stop
calculation:
(4 is constant)
4
3
Start
Re-start
Stop
Stop
Reset
12
5
(12 – 0.5) × 3 ÷ 7
3
7
= 4.9285714 ...
×
÷
÷
=
=
=
8
3
8
4
4
4
32
0.75
2
8
4
8
(b) Lap time
Constant
3
calculation:
Start
Lap
Lap release
Stop
Reset
Reset
+
=
3
4
7
(4 is constant)
4
8
4
8
3
3
(c) Two finishes
+
–
–
=
Power
calculation:
32
8
3
8
4
4
4
12
Start
Lap
Lap release
= –
1
3
3
The first runner
finishes.
The second runner Record the time of
finishes.
the second runner.
33
Record the time of
the first runner.
=
4
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 Time And Calendar
1) To set time and calendar, press B in the regular timekeeping mode.
2) Press the key on a time signal to correct seconds.
Setting Daily Alarm Time
3) Press C to move the flashing in the sequence shown below to select the other
Every time the
button is pressed in the alarm time mode, the alarm-ON-mark
settings.
(
) 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.
HOUR
(tens)
HOUR
(ones)
MINUTE
(tens)
SECOND
AM/PM
DATE
(Setting the time signal) Every time the
button is pressed in the alarm time mode,
the time-signal-ON-mark ( ) appears or disappears. When the time-signal-ON-mark
is lit, the watch sounds every hour on the hour.
MINUTE
(ones)
MONTH
YEAR
(Sound demonstration) While both
the buzzer sounds.
and
buttons are pressed simultaneously,
• AM or PM can be entered by pressing the
4) A numeral can be entered in the flashing position by pressing the required numeral
button.*
[Presetting alarm time]
1) Press B to set new alarm time.
key.
2) Press
to set PM or AM.*
5) Press B to complete setting.
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:
*While setting time and calendar, with every push of
between 12-hour and 24-hour formats.
, the display is switched
HOUR
(tens)
HOUR
(ones)
MINUTE
(tens)
MINUTE
(ones)
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)
HOUR
(ones)
MINUTE
(tens)
MINUTE
(ones)
4) Press B to complete setting.
* When the watch is in the 24-hour system, the dual time is displayed in that system.
1
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