MA2109-EA © 2021 CASIO COMPUTER CO., LTD.
Watch Operation Guide 3501 Precautions ● ● Operating Precautions ● Water Resistance ● The information below applies to watches with WATER RESIST or WATER RESISTANT marked on the back cover.
Watch Operation Guide 3501 ● Temperature ● ● Never leave your watch on the dashboard of a car, near a heater, or in any other location that is subject to very high temperatures. Do not leave your watch where it will be exposed to very low temperatures. Temperature extremes can cause your watch to lose or gain time, to stop, or otherwise malfunction. ● Storage ● ● Leaving your watch in an area hotter than +60 °C (140 °F) for long periods can lead to problems with its LCD.
Watch Operation Guide 3501 User Maintenance ● Caring for Your Watch Remember that you wear your watch next to your skin, just like a piece of clothing. To ensure your watch performs at the level for which it is designed, keep it clean by frequently wiping with a soft cloth to keep your watch and band free of dirt, sweat, water and other foreign matter. ● ● ● ● ● Whenever your watch is exposed to sea water or mud, rinse it off with clean fresh water.
Watch Operation Guide 3501 Mobile Link Precautions ● Legal Precautions ● ● This watch complies with or has received approval under the radio laws of various countries and geographical areas. Using this watch in an area where it does not comply with or has not received approval under applicable radio laws may be a criminal offense. For details, visit the CASIO Website. https://world.casio.
Watch Operation Guide 3501 Before Getting Started... General Guide ① Indicators ② This section provides an overview of the watch and introduces convenient ways it can be used. Phone Linking The watch supports connection and communication with a Bluetooth capable phone. ● Solar Charging Sunlight and artificial light generate electricity for watch operation as it charges. ● ● ● The watch receives a radio signal containing time information and uses it to keep its time setting accurate.
Watch Operation Guide 3501 Navigating Between Modes Each press of (C) cycles between watch modes. ● In any mode, hold down (C) for at least one second to return to the Timekeeping Mode. Timekeeping Mode ● Low Battery Charging This watch runs on power supplied from a rechargeable (secondary) battery that is charged by a solar panel. The solar panel is integrated into the face of the watch, and power is generated whenever the face is exposed to light.
Watch Operation Guide 3501 ● Charging Time Guidelines ● Power Saving Function The table below shows guidelines for approximate charging times. Leaving the watch in a dark location for about one hour between the hours of 10 p.m. and 6 a.m. will cause the display to go blank, and the watch to enter Level 1 power saving. If the watch is left in this condition for six or seven days, the watch will enter Level 2 power saving.
Watch Operation Guide 3501 ● Specifying the Illumination Duration Important! ● Auto Light may not operate properly when the watch is at a horizontal angle of 15 degrees or greater from horizontal as shown in the illustration below. You can select either two seconds or four seconds as the illumination duration. 1. Enter the Timekeeping Mode. l Navigating Between Modes 2. Hold down (A) for at least two seconds.
Watch Operation Guide 3501 Linking with a Phone While there is a Bluetooth connection between the watch and phone (Mobile Link), the watch’s current time setting is adjusted automatically. You can also change the watch’s other settings. ● C Pair the watch with a phone. Before you can use the watch in combination with a phone, you first need to pair them. 1. Move the phone to be paired with close to (within one meter of) the watch. 2. Y Tap the “CASIO WATCHES” icon.
Watch Operation Guide 3501 ● Triggering Immediate Time Adjustment The watch’s time setting will be adjusted automatically whenever you establish a connection between the watch and a phone. Whenever you want to trigger immediate time adjustment, perform the procedure below to connect with a phone. 1. X Enter the Timekeeping Mode. l Navigating Between Modes 2. Move the phone close to (within one meter of) the watch.
Watch Operation Guide 3501 ● Creating a User City ● Configuring the Summer Time Setting In addition to the approximately 300 cities available with CASIO WATCHES, you can specify a location on an on-screen map and create a user city. 1. Y Tap the “CASIO WATCHES” icon. 2. X Hold down (C) for at least three seconds. Release the button when e and [CNCT] start to flash. 1. Y Tap the “CASIO WATCHES” icon. ● 2.
Watch Operation Guide 3501 Phone Finder Configuring Watch Settings You can use phone finder to trigger a tone on the phone to make it easy to find. The tone is forced to sound even if the phone is in vibrate mode. Important! ● ● Do not use this function in areas where phone call tones are restricted. The tone sounds at a high volume. Do not use this function when listening to phone output over earphones. Alarm time, timer start time, and other settings can also be configured using CASIO WATCHES.
Watch Operation Guide 3501 ● Viewing a Recorded Location on a Map 1. Y Tap the “CASIO WATCHES” icon. ● 2. Y Perform the operation shown on the phone screen to view recorded location information. Note ● ● Deleting Pairing Information from the Important! You can use CASIO WATCHES to delete recorded location information. Watch If you have problems establishing a connection, it could mean that CASIO WATCHES is not running on your phone. On your phone’s home screen, tap the “CASIO WATCHES” icon.
Watch Operation Guide 3501 Time Adjustment Your watch can obtain date and time information by connecting with a phone and by receiving time signals, which it uses to adjust its settings. Important! ● Referring to the information below, configure the time setting in accordance with the method that suits your own lifestyle. Time Adjustment Using a Time Signal Overview Do you use a phone? Time adjustment by connecting with your phone is recommended.
Watch Operation Guide 3501 Appropriate Signal Reception Location A time calibration signal can be received while the watch is near a window. ● Position the watch so its 12 o’clock side is facing the window. ● Keep metal objects away from the watch. ● Do not move the watch. ● Do not perform any operation on the watch. Time Signal Reception Ranges Time calibration signal reception is supported in the areas shown below.
Watch Operation Guide 3501 Signal Reception Precautions Note ● ● ● ● ● When a receive operation is successful, [RCVD] will appear, and the time and day settings will be adjusted automatically. If a receive operation fails for some reason, [RCVD] disappears and [ERR] appears on the display. To return to the unadjusted timekeeping display, press any button. ● ● The receive operation takes anywhere from about two minutes to about 10 minutes. It can take as long as 20 minutes.
Watch Operation Guide 3501 5. Use (D) to select a summer time setting. Each press of (D) cycles through available settings in the sequence shown below. ● ● ● [AUTO] The watch switches between standard time and summer time automatically. [OFF] The watch always indicates standard time. [ON] The watch always indicates summer time. 3. Keep pressing (C) until the setting you want to change is flashing. ● ● Home City Summer time Note ● To reset the seconds to 00: Press (D).
Watch Operation Guide 3501 3. Press (C) eight times. This causes [12H] or [24H] to flash on the display. 4. Press (D) to toggle the setting between [12H] (12-hour timekeeping) and [24H] (24-hour timekeeping). 12-hour timekeeping Using the Watch in a Medical Facility or Aircraft Whenever you are in a hospital, on an aircraft, or in any other location where auto time calibration signal receive or connection with a phone may cause problems, you can perform the procedure below to disable such operations.
Watch Operation Guide 3501 World Time City Setting You can specify up to five cities as your World Time favorites. If you are in an area that observes summer time, you can also enable or disable summer time. ● ● ● Note The initial factory default summer time setting for all cities is [AUTO]. In many cases, the [AUTO] setting lets you use the watch without switching between summer time and standard time.
Watch Operation Guide 3501 Enabling the Hourly Time Signal 3. Hold down (A) for at least two seconds. Release the button when the hours digits start to flash. ● While the setting is being configured, the watch will exit the setting operation automatically after about two or three minutes of non-operation. 1. Enter the Alarm Mode. 1. Enter the Alarm Mode. l Navigating Between Modes 2.
Watch Operation Guide 3501 Moving to Another Time Zone Use the procedure below to easily change day and time settings of the watch to a destination location. Stopwatch The stopwatch measures elapsed time in 1/100-second units for the first hour, and in 1second units after that for up to 23 hours 59 minutes 59 seconds (24 hours). Measuring a Split Time 1. Enter the Stopwatch Mode. l Navigating Between Modes 2. Use the operations below to measure elapsed time. ● ● Before Boarding 1.
Watch Operation Guide 3501 Timing the First and Second Place Finishers 1. Enter the Stopwatch Mode. l Navigating Between Modes 2. Use the operations below to measure Timer 4. Press (C). This causes the minutes digits to flash. The timer counts down from a start time specified by you. A beeper sounds when the end of the countdown is reached. ● elapsed time. The beeper is muted when battery power is low. D Start Minutes 5. Use (B) and (D) to change the timer minutes setting. A 1st Finisher* 6.
Watch Operation Guide 3501 Using the Timer 1. Enter the Timer Mode. l Navigating Between Modes Reminder After you create a reminder for an appointment, anniversary, or some other event you don’t want to forget, the watch will remind you when that day arrives. Checking Reminder Notifications [REM] flashes on the display during a day when there is an anniversary or event that was created with CASIO WATCHES. Pressing any button other than (B) will display the title assigned to the reminder.
Watch Operation Guide 3501 Other Settings This section explains other watch settings you can configure. Changing the Date Display Format Specifying the Day of the Week Language You can select any one of six languages for the day of the week display in the Timekeeping Mode. 1. Enter the Timekeeping Mode. Enabling the Button Operation Tone Use the procedure below to enable or disable the tone that sounds when you press a button. 1. Enter the Timekeeping Mode.
Watch Operation Guide 3501 Configuring Power Saving Function Settings 1. Enter the Timekeeping Mode. l Navigating Between Modes 2. Hold down (A) for at least two seconds. Release the button when the name of the currently selected Home City appears on the display. Home City Resetting Watch Settings This section explains how to return the watch settings below to their initial factory defaults. ● Watch Settings ● Reminder ● Stopwatch ● Timer ● Alarm City 2.
Watch Operation Guide 3501 * Cities where time calibration signal reception is possible. ** In May 2018, the offset for PYONGYANG was changed to +9. However, this watch does not reflect that change. Because of this, selecting PYONGYANG will set an offset of 8.5. ● ● The information in the above table is current as of January 2021. Time zones may change and UTC differentials may become different from those shown in the table above.
Watch Operation Guide 3501 Copyrights and Registered Copyrights Timer : Measuring unit: 1 second Countdown range: 24 hours Setting unit: 1 second Time up: 10-second beeper ● Mobile Link : Auto Time Adjustment Time setting adjusted automatically at preset time. One-touch Time Correction Manual connection and time adjustment Phone finder Watch operation sounds the alert sound of the mobile phone.
Watch Operation Guide 3501 Q2 The signal receive operation always fails. Is the watch in a location that is appropriate for signal reception? Check your surroundings and move the watch to a location where signal reception is better. l Appropriate Signal Reception Location Did you avoid touching the watch while the receive operation was in progress? Minimize movement of the watch and do not perform any watch operation while a receive operation is in progress.
Watch Operation Guide 3501 Q2 I can’t connect while my phone is in the Airplane Mode. Connection with the watch is not possible while the phone’s Airplane Mode is enabled. After disabling the phone’s Airplane Mode, go to the phone’s Home Screen and tap the “CASIO WATCHES” icon. Next, on the watch, hold down (C) for at least three seconds. Phone-Watch Connection Q1 I can’t establish a connection between the phone and watch.
Watch Operation Guide 3501 Q3 The watch does not connect with a phone and adjust its time when I press (D). The watch will not adjust its time if you press (D) while a timer countdown operation is in progress. Stop the timer countdown operation and then press (D) again. Other Q1 I can’t find the information I need here. Visit the website below. https://world.casio.com/support/ Q4 Time is not displayed correctly.