Casio 5141 Operation Manual

MA1009-EA
About This Manual
Operations are performed using the watch's crown, and the two buttons
indicated by the letters A and B in this manual.
Hand Functions
z z Hour Hand
x x Second Hand
c c Minute Hand
v v Upper Dial Hand: Indicates a time, in 24-hour format, depending on the
b b Lower Dial Hand: Indicates the current mode.
n n Day
This User's Guide uses numbers shown above to identify watch hands and
indicators.
About the crown
Pull crown out.
Some of the operations of this watch are performed by pulling out the crown,
while other operations are performed by pushing the crown in.
When pushing the crown in, make sure you push it in as far as it will go.
Operations may not be performed correctly if you push the crown in
Push crown in.
incompletely.
When pulling out the crown, avoid using undue force, which creates the risk
of personal injury to your fi ngers and fi ngernails, and of watch malfunction.
E-2
3. Set the current time.
To set the time using a time calibration signal
See "To get ready for a receive operation" (page E-14).
To set the time manually
See "Confi guring Current Time and Date Settings Manually" (page E-31).
The watch is now ready for use.
For details about the watch's radio controlled timekeeping feature, see "Radio Controlled Atomic
Timekeeping" (page E-11).
E-4
E-31 Confi guring Current Time and Date Settings Manually
E-31 To change the current time setting manually
E-33 To change the current date setting manually
E-35 Using the Stopwatch
E-35 To perform elapsed time measurement
E-37 Using the Countdown Timer
E-38 To specify the countdown start time
E-38 To perform a countdown timer operation
E-39 To stop the alarm
E-40 Using the Alarm
E-40 To change the alarm time setting
E-41 To turn the alarm on or off
E-41 To stop the alarm
E-42 Auto Correction of Hand Home Positions
E-43 Adjusting Home Positions Manually
E-44 To adjust home positions manually
E-46 Troubleshooting
E-52 Specifi cations
E-6
Operation Guide 5141 (OC)
current mode.
Congratulations upon your selection of this CASIO watch.
Note that the product illustrations in this manual are intended for reference only, and so the actual
product may appear somewhat different than depicted by an illustration.
This watch does not have a city code that corresponds to the UTC offset of –3.5 hours. Because of
this, the radio-controlled atomic timekeeping function will not display the correct time for Newfoundland,
Canada.
Note that CASIO COMPUTER CO., LTD. assumes no responsibility for any damage or loss suffered by
you or any third party arising through the use of this product or its malfunction.
Things to check before using the watch
1. Push in and hold the crown for at least two seconds to enter the Timekeeping Mode, and then
observe the movement of the x Second Hand.
Is the x Second Hand moving smoothly at one-second intervals?
NO
Is the x Second Hand moving at two-second intervals
or is it stopped completely?
YES
Power is low. Charge the watch by placing it in a
location where it is exposed to light. For details, see
"Charging the Watch" (page E-7).
2. Check the Home City and the daylight saving time (DST) settings.
Use the procedure under "To confi gure Home City settings" (page E-26) to confi gure your Home City and
daylight saving time settings.
Important!
Proper time calibration signal reception depends on correct Home City, time, and date settings in the
Timekeeping Mode. Make sure you confi gure these settings correctly.
Contents
E-2 About This Manual
E-3 Things to check before using the watch
E-7 Charging the Watch
E-10 To recover from the sleep state
E-11 Radio Controlled Atomic Timekeeping
E-14 To get ready for a receive operation
E-16 To perform manual receive
E-17 To check the result of the latest receive operation
E-19 Mode Reference Guide
E-20 To determine the watch's current mode
E-20 To return to the Timekeeping Mode from any other mode
E-20 To select a mode
E-22 Timekeeping
E-22 To check the city code of the currently selected TIME
E-24 To check whether TIME 1 or TIME 2 is currently displayed
E-25 To switch from TIME 1 to TIME 2
E-26 Confi guring Home City Settings
E-26 To confi gure Home City settings
E-29 To toggle the Home City time between standard time and daylight saving time
E-30 To manually override a time calibration standard time/daylight saving time setting
Charging the Watch
The face of the watch is a solar cell that generates power from light. The generated power charges a
built-in rechargeable battery, which powers watch operations. The watch charges whenever it is exposed
to light.
Charging Guide
Whenever you are not
wearing the watch, be sure
to leave it in a location where
it is exposed to light.
Best charging
performance is achieved
by exposing the watch to
light that is as strong as
possible.
Warning!
Leaving the watch in bright light for charging can cause it to become quite hot. Take care when
handling the watch to avoid burn injury. The watch can become particularly hot when exposed to
the following conditions for long periods.
On the dashboard of a car parked in direct sunlight
Too close to an incandescent lamp
Under direct sunlight
ENGLISH
E-1
YES
The watch is charged suffi ciently. For
details about charging, see "Charging the
Watch" (page E-7).
NEXT
Go to step 2.
E-3
E-5
When wearing the watch, makes
sure that its face is not blocked
from light by the sleeve of your
clothing.
The watch may enter a sleep
state (page E-10) if its face is
blocked by your sleeve even
only partially.
E-7