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MA2312-EA
© 2024 CASIO COMPUTER CO., LTD.
Contents
OPUM-I
Watch Operation Guide 3541
Timer
1

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Summary of Contents for Casio 3541

  • Page 1: Table Of Contents

    MA2312-EA © 2024 CASIO COMPUTER CO., LTD. Watch Operation Guide 3541 Contents Time Adjustment Timer Time Adjustment Using a Time Signal Using CASIO WATCHES to Configure Timer Precautions Settings Overview Appropriate Signal Reception Location Setting the Countdown Start Time Operating Precautions...
  • Page 2: Precautions

    Do not operate the crown or buttons while ー  retailer or to an authorized CASIO service Example of Daily Use your watch is submersed in water or wet. center. Hand washing, rain Avoid wearing your watch while in the ー ...
  • Page 3 Leather Band ● Electrostatic charge can cause the display ● Note that CASIO Computer Co., Ltd. to go blank momentarily or cause a rainbow Allowing your watch to remain in contact ● assumes no responsibility for any effect on the display.
  • Page 4: User Maintenance

    CASIO service by charging is too short, contact your and a mild neutral detergent, or with soapy center.
  • Page 5: Mobile Link Precautions

    When in a hospital, on an aircraft, or in any under applicable radio laws may be a other area where the use of radio waves is not criminal offense. For details, visit the CASIO allowed, use the operation below to stop radio Website.
  • Page 6: Before Getting Started

    Watch Operation Guide 3541 General Guide Indicators Before Getting Started... ① ② ① ② ③ ④ This section provides an overview of the watch and introduces convenient ways it can be ⑧ used. ⑤ ⑨ ⑥ Watch Features ⑩ ⑦...
  • Page 7: Navigating Between Modes

    Watch Operation Guide 3541 Low Battery ● Navigating Between Modes Charging A low battery will cause [LOW] to flash and will Each press of (C) cycles between watch This watch runs on power supplied from a disable the functions below.
  • Page 8: Viewing The Face In The Dark

    Watch Operation Guide 3541 Charging Time Guidelines Power Saving Function ● ● Viewing the Face in the Dark The table below shows guidelines for Leaving the watch in a dark location for about approximate charging times. one hour between the hours of 10 p.m. and 6 The watch has a light that illuminates the face a.m.
  • Page 9: Useful Features

    To transfer data to a watch and to configure settings, you first need to pair the watch with your phone. Getting Ready Your phone needs to have the CASIO ● “CASIO WATCHES” app installed to pair with the watch. Note Auto Light is disabled while [CHG] is ●...
  • Page 10: Linking With A Phone

    Pairing started Pairing complete In Google Play or the App Store, search for the conditions described below. “CASIO WATCHES” phone app and install it While the watch is too far away from ー  on your phone. its paired phone While communication is not possible ー ...
  • Page 11: Configuring Reminder Settings

    After you use CASIO WATCHES to create Specifying a World Time City with the CASIO Whenever you want to trigger immediate time reminders, appointments, anniversaries, or WATCHES phone app causes the watch’s...
  • Page 12 ● Time In addition to the approximately 300 cities 1. Y Tap the “CASIO WATCHES” icon. available with CASIO WATCHES, you can 1. Y Tap the “CASIO WATCHES” icon. specify a location on an on-screen map and 2. X Hold down (C) for at least three create a user city.
  • Page 13: Phone Finder

    Recorded location information Hold down (C) for at least three phone tone sounds. can be viewed on a CASIO WATCHES map seconds. Release the button when while the watch is connected with your phone. [CNCT] start to flash.
  • Page 14: Connection

    5. X Press (A) to return to the Timekeeping Unpairing the watch from a phone requires return to the Timekeeping Mode. Mode. both CASIO WATCHES phone app and watch operations. Trying to connect Connected If you purchase another phone Deleting Pairing Information from the ●...
  • Page 15: Time Adjustment

    Watch Operation Guide 3541 Referring to the information below, configure Time Adjustment Using a Time Adjustment the time setting in accordance with the method Time Signal that suits your own lifestyle. Your watch can obtain date and time Overview Do you use a phone?
  • Page 16: Appropriate Signal Reception Location

    Watch Operation Guide 3541 Appropriate Signal Reception Time Signal Reception Ranges Auto Time Calibration Signal Location Receive Japan (JJY) ● A time calibration signal can be received while An automatic time calibration signal receive The Japan time signal radio stations are the watch is near a window.
  • Page 17: Signal Reception Precautions

    Watch Operation Guide 3541 Using Watch Operations to Signal Reception Precautions Note Adjust the Time Setting When the watch is unable to adjust its time ● When a receive operation is in accordance with a calibration signal for ● If your watch cannot connect with a phone for...
  • Page 18 Watch Operation Guide 3541 Use (D) to select a summer time setting. Keep pressing (C) until the setting you Configure the date and time settings. want to change is flashing. Each press of (D) cycles through available To reset the seconds to 00: Press (D).
  • Page 19: Using The Watch In A Medical Facility Or Aircraft

    If the watch is paired with a phone, you can While the setting is being configured, ● also use CASIO WATCHES to set the World the watch will exit the setting operation Time city. automatically after about two or three Press (C) 13 times.
  • Page 20: World Time City Setting

    Configure Alarm Settings New York time Tokyo time If the watch is paired with a phone, you can also use CASIO WATCHES to set alarms. Configuring Watch Settings New York time Tokyo time Use (B) and (D) to display the city you want Configuring Alarm Settings to specify as a World Time City.
  • Page 21: Enabling The Hourly Time Signal

    Watch Operation Guide 3541 Testing the alarm ● Enabling the Hourly Time Hold down (A) for at least two seconds. In the Alarm Mode, hold down (D) to sound the Signal Release the button when the hours digits alarm. start to flash.
  • Page 22: Moving To Another Time Zone

    Watch Operation Guide 3541 Moving to Another Stopwatch Enter the Alarm Mode. Time Zone Navigating Between Modes The stopwatch measures elapsed time in Use (D) to scroll through the alarm ([1] to 1/100-second units for the first hour, and in 1-...
  • Page 23: Measuring A Split Time

    First hour After first hour units. If the watch is paired with a phone, you can also use the CASIO WATCHES phone app to set the timer start time. First hour After first hour Configuring Watch Settings...
  • Page 24: Using The Timer

    Resume Use (B) and (D) to change the seconds Use CASIO WATCHES to create reminders. setting. To use CASIO WATCHES, you first need to ● (Time up) pair your watch with a phone. Press (A) to exit the setting screen.
  • Page 25: Checking Reminder Notifications

    You can select any one of six languages for can configure. when there is an anniversary or event that was the day of the week display in the Timekeeping created with the CASIO WATCHES phone Mode. app. Pressing (A) will display the title assigned Enter the Timekeeping Mode.
  • Page 26: Enabling The Button Operation Tone

    Watch Operation Guide 3541 Enabling the Button Configuring Power Saving Resetting Watch Settings Operation Tone Function Settings This section explains how to return the watch settings below to their initial factory defaults. Use the procedure below to enable or disable Enter the Timekeeping Mode.
  • Page 27: Other Information

    Supported Phones DENVER * Denver CHICAGO * Chicago For information about phones that can NEW YORK * New York connect with the watch, visit the CASIO HALIFAX * Halifax website. ST. JOHN’S St. John’s -3.5 https://world.casio.com/os_mobile/wat/ RIO DE JANEIRO Rio de Janeiro Fernando de F.
  • Page 28: Specifications

    Bluetooth SIG, Inc. and any use of such Manual connection and time adjustment phone is not possible. marks by CASIO Computer Co., Ltd. is Phone finder under license. Watch operation sounds the alert sound...
  • Page 29: Troubleshooting

    Charging Did you install the CASIO WATCHES Is there an alarm configured to sound phone app on your phone? during the same period that the signal Is the watch in the Timekeeping Mode?
  • Page 30 On your phone, re-enable Bluetooth, and then between the phone and watch. The watch will not re-connect with the go to the Home Screen and tap the “CASIO phone after they are disconnected. WATCHES” icon. Next, on the watch, hold Have you tried turning your phone off and down (C) for at least three seconds.
  • Page 31 Watch Operation Guide 3541 Auto Time Adjustment by Charging Time is not displayed correctly. Bluetooth Connection (Time If your phone is unable to receive a signal because you are outside its service range or Adjustment) The watch does not work even for some other reason, the watch may not be though it is exposed to light.

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