Casio 5240 Watch User Manual


 
Operation Guide 5240
E-69
Manual Home Position Adjustment
Perform the procedure in this section if auto home position adjustment is not possible
for some reason.
Hand home position adjustment is not required if the time and day settings are
x
correct.
Note
Any time after you enter the home position adjustment mode in step 2 of the
x
following procedure, you can return to the Timekeeping Mode by pushing the
crown back in. In this case, any adjustments you made before the watch returned
to the Timekeeping Mode will be applied.
If you do not perform any operation with the crown for about two minutes after
x
pulling it out, crown operations will become disabled and hands will not move if you
rotate the crown. If this happens, push the crown back in and then pull it out again.
E-68
Adjusting Home Positions
Strong magnetism or impact can cause the hands and/or day indicator setting to be
off, even if the watch is able to perform the time calibration signal receive operation.
Auto Home Position Adjustment
Auto correction of hand home positions corrects the hand position automatically.
Auto correction is performed in the Timekeeping Mode only. x
Auto correction corrects the positions of all hands. For the day Indicator, you must x
perform the manual adjustment procedure under “To adjust home positions” (page
E-70).
If the
x
v
Upper Dial Hand is 12 hours off of the current correct time, correct the
setting using the procedure under “To adjust home positions” (page E-70).
Auto correction of the
x
b
Lower Dial Hand is performed once a day in the middle of
the night, while the watch is in the sleep state (page E-17).
E-67
After the setting is the way you want, push the crown back in to exit the alarm 6.
setting mode.
The alarm always works based on the time kept in the Timekeeping Mode.
x
The watch will return to the Timekeeping Mode automatically if you do not x
perform any operation in the Alarm Mode for about two or three minutes.
To turn the alarm on or off
In the Alarm Mode, press A to toggle the alarm between on and off. The
x
Second
Hand will indicate the current ON/OFF setting.
Note
The alarm will not sound if battery power is low. x
The alarm will not sound if the watch is in the Power Saving sleep state. x
To stop the alarm
Press any button.
E-66
Rotate the crown to set the alarm time.3.
The x
z
Hour Hand will also move.
See “Using the Crown” (page E-3) for information about high-speed hand
x
movement.
Press 4. C to switch to the hour setting mode.
The
x
z
Hour Hand will move slightly left and right to indicate the
z
Hour Hand
setting mode.
Check the 24-hour time indicated by the
x
v
Upper Dial Hand to see if the current
setting is a.m. or p.m.
Rotate the crown to adjust the hour setting only.5.
See “Using the Crown” (page E-3) for information about high-speed hand
x
movement.
E-65
To change the alarm time setting
In the Timekeeping Mode, press 1. C four times to enter the Alarm Mode.
The
x
b
Lower Dial hand will move to AL.
Pull out the crown to enter the alarm setting mode.2.
If you do not perform any operation with the crown for about two minutes after
x
pulling it out, crown operations will become disabled and the watch hands will no
longer move when you rotate the crown. If this happens, push the crown back in
and then pull it out again.
You can toggle between the hour and minute setting mode, and the hour only
x
setting mode by pressing C.
Hour/Minute Hour
C
E-64
Using the Alarm
When the alarm is turned on, an alarm will sound for about 10 seconds each day
when the time in the Timekeeping Mode reaches the preset alarm time. This is true
even if the watch is not in the Timekeeping Mode.
Hands and Indicators
z
Hour Hand: Indicates the currently set alarm time hour.
x
Second Hand: Indicates the current alarm ON/OFF
setting.
c
Minute Hand: Indicates the currently set alarm time
minute.
v
Upper Dial Hand: Indicates the hour setting of the
current alarm time in 24-hour format.
b
Lower Dial Hand: Points to AL.

>
*
+B
@
E-63
To perform a countdown timer operation
A
A B
Start Stop Zero Reset
A time-up alert sounds for 10 seconds when the countdown reaches 0, and then x
the timer displays the start time.
The alarm will not sound if battery power is low. x
Pulling out the crown while a countdown is in progress will stop the countdown and x
enter the countdown start time setting mode.
Important!
Time calibration signal reception is disabled while the watch is in the Countdown
x
Timer Mode.
To stop the alarm
Press any button.
E-62
To specify the countdown start time
In the Timekeeping Mode, press 1. C three times to enter
the Countdown Timer Mode.
The
x
b
Lower Dial Hand will move to TR.
In the Countdown Timer Mode, pull out the crown. This 2.
enters the countdown start time setting mode.
If you do not perform any operation with the crown for
x
about two minutes after pulling it out, crown operations
will become disabled and the hand will not move if
you rotate the crown. If this happens, push the crown
back in and then pull it out again.
Rotate the crown to set the countdown start time.3.
The maximum countdown start time setting is
x
60 minutes. To set a countdown start time of
60 minutes, move the
c
Minute Hand to 12 o’clock.
See “Using the Crown” (page E-3) for information x
about high-speed hand movement.

*
+
@
E-61
Using the Countdown Timer
The countdown timer can be confi gured within a range of one minute to 60 minutes.
An alarm sounds for about 10 seconds when the timer reaches zero.
Hands and Indicators
x
Second Hand: Indicates countdown or elapsed
seconds.
c
Minute Hand: Indicates countdown or elapsed minutes.
b
Lower Dial Hand: Points to TR.
All hands move counterclockwise during a countdown.
x

*
+@
E-60
The x
x
Second Hand, which indicates the 1/20 (0.05)-second count during
stopwatch operation, moves only 30 seconds after an elapsed time measurement
operation is started or restarted. After that, the
x
Second Hand stops.