MA1807-ED
© 2017 CASIO COMPUTER CO., LTD.
Quick Reference Manual 5502
Congratulations upon your selection of this CASIO watch.
To ensure that this watch provides you with the years of service for which it is designed,
carefully read and follow the instructions in this manual, especially the information under
“Operating Precautions” and “User Maintenance”.
Be sure to keep all user documentation handy for future reference.
Bluetooth® is a registered trademark or trademark of Bluetooth SIG, Inc. of the United
States.
Your watch has a Mobile Link function that allows it to communicate with a Bluetooth®
mobile phone and adjust its time settings to match those of the mobile phone.
x This product complies with or has received approval under radio laws in various
countries and geographic areas. Use of this product in an area where it does not
conform to or where it has not been approved under applicable radio laws may be
punishable under local laws. For details, visit https://world.casio.com/ce/BLE/.
x Use of this product inside of an aircraft is restricted by the aviation laws of each
country. Be sure to obey instructions provided by flight personnel concerning use of
devices such as this product.
For a full Operation Guide and Q&A information
about this product, go to the website below.
https://world.casio.com/manual/wat/
Using the Watch
Charging
Remove the watch from your wrist and place it in a brightly lit area.
x The watch may become hot when exposed to light for charging. Take care to avoid
burn injury.
x Avoid charging in locations where it is very hot.
Power Saving
x Leaving the watch in a dark location for about one hour between the hours of 10p.m.
and 6a.m. will cause the second hand to stop.
x Leaving the watch in a dark location for about one week will cause all hands to stop.
Battery Alerts
x Low Battery
Second hand jumps every two seconds (Low Battery Alert).
x Dead Battery
All hands stopped.
General Guide
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* Hold down C for about 2.5seconds to establish a Bluetooth connection with a phone.
Selecting a Mode
Each press of C cycles between modes as shown below.
x Hold down C for about one second to enter the Timekeeping Mode.
Timekeeping Mode Stopwatch
Day of the week (SU, MO, TU, WE, TH, FR, SA,)
1. N 60° 30° 0° 30° 60° S: Latitude
2. ON/OFF: Alarm on/off
3.
: Airplane Mode
4. Y (YES)/N (NO): Most recent reception result
(acquisition result)
5. RC: Time calibration signal receive in progress
6. H M L: Battery level
7. Depends on mode
8. T+P: GPS time and position info acquisition
in progress
9. T (TIME): GPS time info acquisition in progress
10.
C (CONNECT): Connected with a mobile
phone
Mode
Timer Mode Alarm Mode
Adjusting the Time Setting
- Getting Ready -
Immediately after purchasing the watch or moving to another time zone, perform a GPS
signal receive operation to acquire position info.
1. Hold down C for about one second.
2. Move to a location where the sky is clearly visible above you, and point the face of the
watch straight upwards.
3. Hold down D until the second hand moves to T (TIME).
x Release D after the second hand reaches T.
4. Pressing D again will move the second hand to T+P, which starts acquisition of
location info.
x Location info acquisition takes anywhere from about
40 to 90seconds. In some cases it can take as long
as 13minutes.
Configuring Time Settings
After acquiring location info, use the procedure below to configure time settings.
1. Hold down C for about one second.
2. Move to a location where the sky is clearly visible above you, and point the face of the
watch straight upwards.
3. Hold down D until the second hand moves to T (TIME).
x Release D after the second hand reaches T, which will start time adjustment.
x Time adjustment takes anywhere from about 6 to
60seconds. In some cases it can take as long as
13minutes.
Using a Phone to Configure Time Settings
For details visit the website below.
https://world.casio.com/manual/wat/
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Specifications
Accuracy at normal temperature: ±15 seconds a month (no adjustment by signal
Timekeeping : Hour, minutes, seconds, 24-hour, day, day of the week
Calendar system: Full Auto-calendar pre-programmed from the year 2000 to 2099
Other: Home City (Time Zone) and World Time City (Time Zone) can be assigned one of
39 time zones* and Coordinated Universal Time; Daylight Saving Time (summer
time)/Standard Time auto switching
* Time zone data may be changed when the watch communicates with a phone.
Signal receive function: GPS signal auto receive, manual receive
Time calibration signal auto receive
Auto transmitter selection (for JJY, MSF/DCF77)
Receivable call signs: JJY (40 kHz/60kHz), BPC (68.5kHz), WWVB (60kHz),
Last reception result display
Manual and auto standard time/summer time switching
Mobile Link Functions:
Auto Time Correction
Time setting automatically adjusted during a fixed time period.
Auto summer time switching
Automatic switching between standard time and summer time.
Hand position correction
Data Communication Specifications
Bluetooth
Frequency Band: 2400MHz-2480MHz
Maximum Transmission: 0 dBm (1 mW)
Communication range: 2 meters max. (depends on environment)
Stopwatch:
Measuring capacity: 23:59'59"
Measuring unit: 1 second
Measuring modes: Elapsed time
Countdown Timer:
Measuring unit: 1 second
Input range: 24 hours (1-minute increments)
Alarm: Daily alarm
Other: LED light; Power Saving; Low battery alert; Auto Correction of Hand Home
Positions; Airplane Mode (disables data communication)
Power Supply: Solar panel and one rechargeable battery
Approximately 6 months
Not exposed to light under the conditions below.
GPS time information receive: 1 operation (approximately 10seconds) every 2days
GPS time and position information receive: 1 operation (approximately 45seconds)/month
Light: 1 operation/day
Alarm: 1 operation/day
For open source information, visit the CASIO website.
https://world.casio.com/manual/wat/
MSF(60kHz), DCF77 (77.5kHz)
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