MA1311-EA
© 2014 CASIO COMPUTER CO., LTD.
Operation Guide 5350
About This Manual
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Important!
x The A button is designed to protect against accidental pressing. Use a thin pointed
object to press the depression of the button to operate it.
x In the illustrations in this manual, the A button is emphasized for ease of
understanding.
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 Hour Hand
x Second Hand
c Minute Hand
v Day Indicator
This User’s Guide uses numbers shown above to identify watch hands and
indicators.
Congratulations upon your selection of this CASIO watch.
x 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 your watch or its malfunction.
Crown Operations
ENGLISH
Crown
The crown of this watch is a screw in lock crown. Before using the crown, you
must fi rst rotate it towards you to loosen it.
Important!
x To maintain water resistance and avoid impact damage to the crown, be sure
to screw it back in when you are not using it.
x 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.
Loosen
The illustrations below show the different crown operations.
Pull out Rotate Push in
High-speed Movement
When rotating the crown to move the hands of the watch, you can use the operations described below to
move the hands at high speed. There are two high-speed hand movement speeds. High-speed 2 is the
fastest.
E-1
E-2
High-speed 1
High-speed 2
High-speed Cancel
Note
x If you do not perform any operation for more than two minutes after pulling out the crown, crown
operations will become disabled automatically. If this happens, push the crown back in and then pull it
out again to re-enable crown operations.
x You can use high-speed hand movement when confi guring time settings.
x High-speed hand movement is forward only. There is no high-speed backward hand movement.
E-4
3. Set the current time.
x To set the time using a time calibration signal
See “To get ready for a receive operation” (page E-15).
x To set the time manually
See “Confi guring Current Time and Date Settings Manually” (page E-25).
The watch is now ready for use.
x For details about the watch’s radio controlled timekeeping feature, see “Radio Controlled Atomic
Timekeeping” (page E-13).
E-6
With the crown pulled out, rotate it rapidly away from you three times.
After starting the High-speed 1 operation, rotate the crown rapidly away from you
three more times.
Rotate the crown towards you or press any button.
Things to check before using the watch
1. Observe the movement of the x Second Hand.
Is the x Second Hand moving smoothly at one-second intervals?
Is the x Second Hand moving at two-second intervals
or is it stopped completely?
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-9).
2. Check the Home City.
Use the procedure under “To confi gure Home City settings” (page E-21) to confi gure your Home City.
Important!
Proper time calibration signal reception depends on correct Home City, time, and date settings. Make
sure you confi gure these settings correctly.
NO
YES
The watch is charged. For details about
charging, see “Charging the Watch”
(page E-9).
Go to step 2.
YES
NEXT
Contents
E-2 About This Manual
E-3 Crown Operations
E-5 Things to check before using the watch
E-9 Charging the Watch
E-12 To recover from the sleep state
E-13 Radio Controlled Atomic Timekeeping
E-15 To get ready for a receive operation
E-17 To perform manual receive
E-18 To check the result of the latest receive operation
E-18 To turn auto receive on and off
E-20 Function and Button Operation Guide
E-21 Confi guring Home City Settings
E-21 To confi gure Home City settings
E-23 To switch between standard time and summer time manually
E-25 Confi guring Current Time and Date Settings Manually
E-25 To change the current time setting manually
E-27 To change the current date setting manually
E-29 Adjusting Home Positions
E-30 To adjust home positions manually
E-3
E-5
E-7
Operation Guide 5350
E-32 Troubleshooting
E-36 Specifi cations
E-8
Important!
x Keep the watch in an area normally exposed to bright light when storing it for long periods. This helps
to ensure that power does not run down.
x Storing the watch for long periods in an area where there is no light or wearing it in such a way that it is
blocked from exposure to light can cause power to run down. Make sure that the watch is exposed to
bright light whenever possible.
Power Levels
Moves at two-second
intervals.
x When power drops to Level 3, all settings (including timekeeping) will be cleared. Recharging the
battery will reset all settings to their initial factory defaults.
E-10
You can get an idea of the watch’s power level by observing the movement of
the
Second Hand.
x If the x Second Hand is moving normally at one-second intervals, power is
at Level 1.
x If the x Second Hand is moving at two-second intervals, power is at Level 2,
which is quite low. Expose the watch to light as soon as possible so it can
charge (Low battery alert).
Level Hand Movement Function Status
1 Normal. All functions enabled
xx Second Hand moves at two-second intervals.
2
v
Day Indicator changes to 1 (home position).
Second Hand stopped.
x
3
zz Hour Hand and cc Minute Hand stopped at
12 o’clock.
Time calibration signal
reception disabled
All functions disabled
Charging the Watch
The face of the watch is a solar panel 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
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.
x On the dashboard of a car parked in direct sunlight
x Too close to an incandescent lamp
x Under direct sunlight
Power Recovery Mode
The watch is designed to go into a power recovery mode that stops hand operation temporarily whenever
power suddenly drops below a certain level due to continuous signal reception or other operations over a
short period. Note that all operations are disabled while the watch is in the power recovery mode.
The hands will move to the correct positions and the watch will resume normal operation after power
recovers (in about 15 minutes). Putting the watch in a location where it is exposed to light will help power
to recover sooner.
Charging Times
Exposure Level (Brightness)
Outdoor sunlight (50,000 lux) 8 minutes 3 hours 30 hours
Window sunlight (10,000 lux) 30 minutes 7 hours 111 hours
Window sunlight on cloudy day (5,000 lux) 48 minutes 11 hours 178 hours
Indoor fl uorescent lighting (500 lux) 8 hours 120 hours – – –
* 1 Approximate exposure each day to generate power for normal daily operation.
* 2 Approximate exposure to take power up one level.
x The above times are for reference only. Actual times depend on lighting conditions.
x For details about the operating time and daily operating conditions, see the “Power Supply” section of
the Specifi cations (page E-36).
Whenever you are not
wearing the watch, be sure
to leave it in a location where
it is exposed to light.
x Best charging
performance is achieved
by exposing the watch to
light that is as strong as
possible.
Daily
Operation *1
When wearing the watch, makes
sure that its face is not blocked
from light by the sleeve of your
clothing.
x The watch may enter a sleep
state (page E-12) if its face is
blocked by your sleeve even
only partially.
Level Change *2
Level 3 Level 2 Level 1
E-11
E-9
Power Saving
Power Saving enters a sleep state automatically whenever the watch is left for a certain period in an area
where it is dark. The table below shows how watch functions are affected by Power Saving.
x There actually are two sleep state levels: “second hand sleep” and “function sleep”.
Elapsed Time in Dark Operation
60 to 70 minutes (second hand sleep)
6 or 7 days (function sleep)
x The watch will not enter a sleep state between 6:00 AM and 9:59 PM. If the watch is already in a sleep
state when 6:00 AM arrives, however, it will remain in the sleep state.
To recover from the sleep state
Move the watch to a well-lit area or press any button.
E-12
Approximate Reception Ranges
The Anthorn signal is receivable
within this area.
E-14
UK and German Signals North American Signal
Anthorn
500 kilometers
1,500 kilometers
Japanese Signals Chinese Signal
500 kilometers
Fukuoka/Saga
xx Second Hand only stopped at 12 o’clock, all other functions enabled
x All functions, including timekeeping, disabled
x Internal timekeeping maintained
Mainfl ingen
Fukushima
1,000 kilometers
1,500 kilometers
2,000 miles
(3,000 kilometers)
600 miles
(1,000 kilometers)
Fort Collins
Changchun500 kilometers
Beijing
Shangqiu
Shanghai
Chengdu
Hong Kong
Radio Controlled Atomic Timekeeping
This watch receives a time calibration signal and updates its time setting accordingly. However, when
using the watch outside of areas covered by time calibration signals, you will have to adjust the settings
manually as required. See “Confi guring Current Time and Date Settings Manually” (page E-25) for more
information.
This section explains how the watch updates its time settings when the city code selected as the Home
City is in Japan, North America, Europe, or China, and is one that supports time calibration signal
reception.
If your Home City Code setting is this:
LONDON (LON), PARIS (PAR), ATHENS (ATH) Anthorn (England), Mainfl ingen (Germany)
HONG KONG (HKG) Shangqiu City (China)
TOKYO (TYO) Fukushima (Japan), Fukuoka/Saga (Japan)
NEW YORK (NYC), CHICAGO (CHI),
DENVER (DEN), LOS ANGELES (LAX),
ANCHORAGE (ANC), HONOLULU (HNL)
Important!
x The areas covered by HONOLULU (HNL) and ANCHORAGE (ANC) are quite far from the calibration
signal transmitters, so certain conditions may cause reception problems.
x Signal reception may not be possible at the distances noted below during certain times of the year or
day. Radio interference may also cause problems with reception.
− Mainfl ingen (Germany) or Anthorn (England) transmitters: 500 kilometers (310 miles)
− Fort Collins (United States) transmitter: 600 miles (1,000 kilometers)
− Fukushima or Fukuoka/Saga (Japan) transmitters: 500 kilometers (310 miles)
− Shangqiu (China) transmitter: 500 kilometers (310 miles)
x As of June 2013, China does not use Daylight Saving Time (DST). If China does go to the Daylight
Saving Time system in the future, some functions of this watch may no longer operate correctly.
x Using this watch in a country covered by a time calibration signal that is different from the countries it
supports may result in incorrect time indication due to local application of summer time, etc.
To get ready for a receive operation
1. Place the watch in a location where signal reception is good.
12 o’clock
or
The watch can receive the signal from the transmitter
located here:
Fort Collins, Colorado (United States)
x Position the watch as shown in the nearby illustration,
with 12 o’clock pointed towards a window. Make sure
there are no metal objects nearby.
x Signal reception normally is better at night.
x The receive operation takes from two to seven minutes,
but in some cases it can take as long as 14 minutes.
Take care that you do not perform any button operation
or move the watch during this time.
E-13
E-15