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Casio 5678 Operation Manual

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MA2109-EA
© 2021 CASIO COMPUTER CO., LTD.
Contents
OPUM-F
Watch Operation Guide 5678
Calibrating Compass Readings
1

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  Summary of Contents for Casio 5678

  • Page 1: Table Of Contents

    MA2109-EA © 2021 CASIO COMPUTER CO., LTD. Watch Operation Guide 5678 Contents Alarm Temperature Measurement Configuring Alarm Settings Checking the Current Temperature Precautions Enabling the Hourly Time Signal Calibrating Temperature Readings (Offset) Operating Precautions Turning Off an Alarm or the Hourly Time Signal...
  • 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 Watch Operation Guide 5678 Temperature Chemicals Leather Band ● ● ● Never leave your watch on the dashboard Do not allow your watch to come into Allowing your watch to remain in contact ● ● ● of a car, near a heater, or in any other...
  • Page 4: User Maintenance

    Display figures may be difficult to read when ● scrub the band with a weak solution of water retailer or to an authorized CASIO service viewed from an angle. and a mild neutral detergent, or with soapy center.
  • Page 5: Before Getting Started

    Watch Operation Guide 5678 General Guide Before Getting Important! Started... This watch is not a special-purpose ● ① ② ③ ④ measuring instrument. Measurement function readings are intended for This section provides an overview of the watch general reference only.
  • Page 6: Watch Face And Display Indicators

    Watch Operation Guide 5678 Watch Face and Display Navigating Between Modes During 12-hour timekeeping, the second I  Indicators hand points to [A] for a.m. times and [P] for Your watch has the modes shown below. p.m. times To return to the Timekeeping Mode from ●...
  • Page 7: Mode Overview

    Watch Operation Guide 5678 Digital Compass Mode Altitude Record Recall Mode ● ● Mode Overview Use this mode to take direction and bearing Use this mode to view altitude records. Timekeeping Mode angle readings. Viewing Altitude Records ● Digital Compass In this mode, the digital display shows the ①...
  • Page 8: Using The Crown

    Watch Operation Guide 5678 Alarm Mode ● Using the Crown Shifting the Hands The watch will beep when an alarm time is The watch’s crown is a screw-in (screw lock) reached. Hand shift moves the hands out of the way for type.
  • Page 9: Charging

    Watch Operation Guide 5678 Checking the Charge Level Charge Level 4: Low ● Charging A display indicator shows the watch’s charge Battery charge is lower than Level 3, and all level when you enter the Timekeeping Mode. functions are disabled. Also, all hands are This watch runs on power supplied from a stopped.
  • Page 10: Viewing The Face In The Dark

    Watch Operation Guide 5678 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 face of the watch can be illuminated for a.m.
  • Page 11: Time Adjustment

    Watch Operation Guide 5678 Specifying the Illumination Duration ● Time Adjustment Note You can select either 1.5 seconds or three seconds as the illumination duration. Auto Light is disabled when any one of ● Your watch can receive time calibration the conditions below exists.
  • Page 12: Appropriate Signal Reception Location

    Watch Operation Guide 5678 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 13: Manual Time Calibration Signal Receive

    Watch Operation Guide 5678 Receive Level Indicator Signal Reception Precautions Note While a receive operation is in progress, its When the watch is unable to adjust its time ● If you do not perform any operation for current status is indicated on the display as in accordance with a calibration signal for ●...
  • Page 14: Using Watch Operations To Adjust The Time Setting

    Watch Operation Guide 5678 Setting the Time/Date ● Using Watch Operations to Rotate the crown to select a summer time You can use the procedure below to adjust the Adjust the Time Setting setting. time and date settings when using the watch Rotating the crown cycles through the where signal reception is not possible.
  • Page 15: World Time

    Watch Operation Guide 5678 Switching between 12-hour and 24- ● World Time Press (B). hour Timekeeping This causes [HOUR] to flash on the You can specify either 12-hour format or 24- display. hour format for the time display. You can view the current time in 29 cities and UTC (Coordinated Universal Time) time.
  • Page 16: Specifying A World Time City

    Watch Operation Guide 5678 Specifying a World Time City Alarm Note Use the procedure in this section to select a If you do not perform any operation for ● World Time city. If you are in an area that The watch will beep when an alarm time is...
  • Page 17: Enabling The Hourly Time Signal

    Watch Operation Guide 5678 Enabling the Hourly Time Press (B). Enter the Alarm Mode. Signal Navigating Between Modes This causes the hours digits to flash. Use (A) and (C) to scroll through alarm Hours Enter the Alarm Mode. numbers ([AL1] to [AL5]) and the hourly...
  • Page 18: Digital Compass

    Watch Operation Guide 5678 Interpreting Bearing Readings Aligning a Map with Actual ● Digital Compass Surroundings (Setting a Map) Setting a map means to align the map so the Objective directions indicated on it are aligned with the You can use the Digital Compass Mode to Bearing angle actual directions of your location.
  • Page 19: Setting Up For True North Readings (Magnetic Declination Calibration)

    Watch Operation Guide 5678 Setting Up for True North Readings While keeping the watch horizontal, press Rotate the crown to select a magnetic (Magnetic Declination Calibration) (C). declination direction and angle settings as desired. If you want the watch to indicate true north...
  • Page 20: Digital Compass Reading Precautions

    Watch Operation Guide 5678 Digital Compass Reading Checking the Current Altitude Precautions Altitude Measurement Location During Use Enter the Altimeter Mode. Taking readings near sources of strong The watch takes altitude readings and Navigating Between Modes magnetism can cause reading error. Keep the...
  • Page 21: Calibrating Altitude Readings (Offset)

    Watch Operation Guide 5678 Interpreting Altitude Graph Contents Checking the Altitude Enter the Altimeter Mode. Differential from a Reference Navigating Between Modes Point Pull out the crown. This displays the current altitude and After you set a reference altitude, the second enters the Altitude Offset Mode.
  • Page 22: Setting The Auto Measurement Interval

    Watch Operation Guide 5678 Setting the Auto Note While comparing the difference between Measurement Interval the altitude you found on the map and the If you do not perform any operation for altitude differential indicated by the ● You can select an auto measurement interval about two minutes after pulling out the watch’s second hand, advance towards...
  • Page 23: Recording Altitude Readings

    Watch Operation Guide 5678 Auto Altitude Data Recording ● Specifying the Altitude Note The altitude data described below is recorded Measurement Unit automatically while the watch is in the Altitude If you do not perform any operation for ● Mode. One record each is maintained in...
  • Page 24: Altitude Reading Precautions

    Watch Operation Guide 5678 Altitude Reading Precautions Checking the Current Barometric Pressure Barometric Pressure Measurement Effects of Temperature When taking altitude readings, take the steps Enter the Barometer Mode. below to keep the watch at as stable a You can use the Barometer Mode to take a Navigating Between Modes temperature as possible.
  • Page 25: Checking Changes In Barometric Pressure Over Time

    Watch Operation Guide 5678 Checking Changes in Checking the Change in Sudden Barometric Pressure Barometric Pressure Over Barometric Pressure Change Indications Time between Two Readings Whenever the watch detects a significant change in air pressure readings (due to The watch displays a graph of 20 hours of...
  • Page 26: Calibrating Barometric Pressure Readings (Offset)

    Watch Operation Guide 5678 Calibrating Barometric Specifying the Barometric Enter the Barometer Mode. Pressure Readings (Offset) Pressure Unit Navigating Between Modes Hold down (D) for at least two seconds. The watch’s pressure sensor is adjusted at the You can specify either hectopascals (hPa) or...
  • Page 27: Barometric Pressure Reading Precautions

    Watch Operation Guide 5678 Checking the Current Temperature Note Temperature Measurement If you do not perform any operation for ● about two minutes after pulling out the Enter the Temperature Mode. crown, crown operations will The watch can be used to take current air Navigating Between Modes automatically become disabled.
  • Page 28: Calibrating Temperature Readings (Offset)

    Watch Operation Guide 5678 Calibrating Temperature Specifying the Temperature Temperature Reading Readings (Offset) Measurement Unit Precautions The watch’s temperature sensor is adjusted at You can select either Celsius (°C) or Body temperature, direct sunlight, and the factory and normally does not require Fahrenheit (°F) as the temperature display...
  • Page 29: Viewing Altitude Records

    Watch Operation Guide 5678 Auto Recorded Data ● Viewing Altitude Note After displaying an auto recorded data record, Records you can navigate between the record’s data If there is no data left in memory due to ● screens as shown below.
  • Page 30: Deleting Data

    Watch Operation Guide 5678 Deleting Data Measuring a Split Time Stopwatch Deleting a Particular Record ● Enter the Stopwatch Mode. The stopwatch can be used to perform 1/100 Navigating Between Modes Enter the Altitude Record Recall Mode. second elapsed time measurement up to 23 Navigating Between Modes hours, 59 minutes, 59.99 seconds.
  • Page 31: Timer

    Watch Operation Guide 5678 Using the Timer Timer Hand Alignment Adjustment Enter the Timer Mode. The timer counts down from a start time Navigating Between Modes specified by you. A beeper sounds when the Strong magnetism or impact can cause the end of the countdown is reached.
  • Page 32: Other Settings

    Watch Operation Guide 5678 Other Settings Note Note If you do not perform any operation for If you do not perform any operation for ● ● This section explains other watch settings you about two minutes after pulling out the about two minutes after pulling out the can configure.
  • Page 33: Configuring Power Saving Function Settings

    Watch Operation Guide 5678 Configuring Power Saving Specifications Other Information Function Settings Accuracy : This section provides non-operational ±15 seconds per month average when time Enter the Timekeeping Mode. information you also need to know. Refer to adjustment using signal reception is not Navigating Between Modes this information as required.
  • Page 34: Troubleshooting

    Watch Operation Guide 5678 Troubleshooting Barometer : Alarm : Measurement range: 260 to 1,100 hPa (or Time alarms 7.65 to 32.45 inHg) Number of alarms: 5 Display range: 260 to 1,100 hPa (or 7.65 to Setting units: Hours, minutes Signal Reception (Time 32.45 inHg)
  • Page 35 Reference Point or day is wrong. If [ERR] keeps appearing after multiple ● attempts, contact a CASIO service center or [ERR] appears during measurement. your original retailer. Is the indicated time off by one hour or by 30 minutes? There may be a problem with the sensor.
  • Page 36 Configuring Alarm Settings The battery is dead. Keep the watch exposed attempts, contact a CASIO service center or to light until it recharges sufficiently. your original retailer. The hourly time signal does not Charging sound.
  • Page 37 Watch Operation Guide 5678 Charging Why is the current time indicated by the watch is off by a certain amount of time (nine hours, three hours and The watch does not work even 15 minutes, etc.)? though it is exposed to light.