1. Introduktion
This manual provides detailed instructions for the operation and maintenance of your Casio AE-1400WH-3AVCF Digital Watch. Please read this manual carefully to ensure proper use and to fully utilize all features of your watch.
The Casio AE-1400WH-3AVCF is a robust digital watch designed for durability and functionality, featuring a 10-year battery life and 100-meter water resistance. It includes multiple functions such as world time, stopwatch, countdown timer, and multiple alarms.

Figur 1: Forside view of the Casio AE-1400WH-3AVCF Digital Watch.
2. Introduktion: Første opsætning
Upon first use or after a battery change, you may need to set the current time and date. Refer to the following steps:
- Aktivering af tidsindstillingstilstand: Tryk og hold på TILPASSE button (usually top-left) until the city code starts flashing. This indicates you are in the Home City setting mode.
- Selecting Home City: Brug FORWARD (nederst til højre) og BAGSIDE (top-right) buttons to select your desired Home City code.
- Adjusting Time and Date: Tryk på MODE button (bottom-left) to cycle through the setting options: DST (Daylight Saving Time), 12/24-hour format, Seconds, Hour, Minute, Year, Month, Day. Use the FORWARD og BAGSIDE knapperne til at justere den blinkende værdi.
- Afslutning af indstillingstilstand: Når alle indstillinger er korrekte, skal du trykke på TILPASSE knappen for at forlade indstillingstilstanden.

Figur 2: Side view showing watch buttons for adjustment.
3. Betjeningsvejledning
3.1 Tidtagningstilstand
The watch normally displays the current time, day of the week, and date. The small world map display indicates the current time zone.
3.2 Verdenstid-tilstand
This watch can display the current time in 31 time zones (48 cities) around the world.
- Entering World Time Mode: Fra Tidsvisningstilstand skal du trykke på MODE button until 'WORLD TIME' appears on the display.
- Viewing Other Time Zones: Brug FORWARD og BAGSIDE knapper til at rulle gennem forskellige bykoder og view deres nuværende tider.
- Swapping Home City and World Time City: In World Time Mode, press the TILPASSE button to swap your Home City time with the currently displayed World Time City.

Figure 3: World Time display with digital map.
3.3 Alarmtilstand
The watch features 5 daily alarms and an hourly tidssignal.
- Entering Alarm Mode: Fra Tidsvisningstilstand skal du trykke på MODE button until 'ALARM' appears.
- Selecting an Alarm: Brug FORWARD button to cycle through AL1 to AL5 and the SIG (Hourly Tidssignal).
- Indstilling af en alarm: With the desired alarm selected, press and hold the TILPASSE button until the hour setting flashes. Use FORWARD og BAGSIDE for at indstille time og minut. Tryk på MODE for at skifte mellem time- og minutindstillinger.
- Aktivering/deaktivering af alarm: Tryk på FORWARD button in Alarm Mode (without holding ADJUST) to toggle the selected alarm ON/OFF.
- Exiting Alarm Mode: Tryk på TILPASSE button to exit the setting mode, or MODE to return to Timekeeping Mode.

Figure 4: Daily Alarm display.
3.4 Stopurstilstand
Stopuret måler forløbet tid, splittider og to afslutninger.
- Entering Stopwatch Mode: Fra Tidsvisningstilstand skal du trykke på MODE button until 'STW' (Stopwatch) appears.
- Start/Stop: Tryk på FORWARD knappen for at starte og stoppe stopuret.
- Nulstil: Mens stopuret er stoppet, skal du trykke på BAGSIDE knappen for at nulstille den.
- Splittid: Mens stopuret kører, skal du trykke på BAGSIDE button to record a split time. Press BAGSIDE igen for at vende tilbage til visning af forløbet tid.
3.5 Nedtællingstimertilstand
The countdown timer can be set for a period of up to 24 hours.
- Entering Countdown Timer Mode: Fra Tidsvisningstilstand skal du trykke på MODE button until 'TMR' (Timer) appears.
- Indstilling af timeren: Tryk og hold på TILPASSE button until the hour setting flashes. Use FORWARD og BAGSIDE for at indstille den ønskede nedtællingstid. Tryk på MODE for at skifte mellem time- og minutindstillinger.
- Start/Stop/Reset: Tryk på FORWARD button to start or stop the countdown. Press the BAGSIDE button while the timer is stopped to reset it to its starting time.
3.6 Belysning
The watch features an LED backlight for easy viewunder dårlige lysforhold.
- Aktivering af belysning: Tryk på LYS button (front-bottom) to illuminate the display.
- Belysningsvarighed: The illumination duration can be adjusted in the Timekeeping Setting Mode.
4. Vedligeholdelse
4.1 Vandtæthed
Your Casio AE-1400WH-3AVCF watch is water resistant to 100 meters (10 BAR). This means it is suitable for swimming, showering, and snorkeling. However, it is not recommended for scuba diving. Do not operate buttons while the watch is wet or submerged.

Figure 5: Water Resistance icon.
4.2 Batterilevetid
The watch is equipped with a 10-year battery. When the display becomes dim or the illumination function weakens, it is an indication that the battery needs to be replaced. Battery replacement should be performed by a qualified technician to maintain water resistance.
4.3 Rengøring
Wipe the watch with a soft, dry cloth. If necessary, use a mild soap solution and rinse thoroughly. Avoid using chemical cleaners or solvents.
5. Fejlfinding
- Forkert tidspunkt/dato: Ensure your Home City setting is correct. If the time is still incorrect, follow the 'Initial Setup' instructions to re-adjust.
- Intet display/dæmpet display: Batteriet kan være lavt eller afladet. Udskift batteriet.
- Knapper reagerer ikke: Ensure the watch is not in a locked mode (if applicable) or that it is not wet. If the issue persists, a reset may be required (refer to the full manufacturer's manual for advanced reset procedures).
6. Specifikationer
| Modelnummer | AE-1400WH-3AVCF |
| Mærke | Casio |
| Display Type | Digital |
| Etui materiale | Harpiks |
| Båndmateriale | Harpiks |
| Vandmodstandsdybde | 100 meter (10 bar) |
| Batterilevetid | Cirka 10 år |
| Funktioner | World Time (31 time zones, 48 cities), 5 Daily Alarms, Hourly Time Signal, 1/100-second Stopwatch, Countdown Timer, LED Backlight |
| Dimensioner | 10.5 x 2 x 0.5 tommer (produktmål) |
| Varens vægt | 0.15 kilo (5.22 ounce) |

Figure 6: Case back details.
7. Garanti og support
This Casio watch comes with a manufacturer's warranty. For specific warranty details, please refer to the warranty card included with your purchase or visit the official Casio webwebsted. For teknisk support, reparationer eller yderligere assistance, kontakt venligst Casios kundeservice eller et autoriseret servicecenter.
Du kan finde yderligere oplysninger og supportressourcer på Casio-butik på Amazon.