1. Pendahuluan
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.

Gambar 1: Depan view of the Casio AE-1400WH-3AVCF Digital Watch.
2. Memulai: Pengaturan Awal
Upon first use or after a battery change, you may need to set the current time and date. Refer to the following steps:
- Memasuki Mode Pengaturan Waktu: Tekan dan tahan tombol MENYESUAIKAN button (usually top-left) until the city code starts flashing. This indicates you are in the Home City setting mode.
- Selecting Home City: Gunakan MAJU (bottom-right) and BALIK (top-right) buttons to select your desired Home City code.
- Adjusting Time and Date: Tekan tombol 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 MAJU Dan BALIK tombol untuk menyesuaikan nilai kedipan.
- Keluar dari Mode Pengaturan: Setelah semua pengaturan sudah benar, tekan tombol MENYESUAIKAN tombol untuk keluar dari mode pengaturan.

Gambar 2: Sisi view showing watch buttons for adjustment.
3. Petunjuk Pengoperasian
3.1 Mode Pencatatan Waktu
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 Mode Waktu Dunia
This watch can display the current time in 31 time zones (48 cities) around the world.
- Entering World Time Mode: Dari Mode Pencatat Waktu, tekan tombol MODE button until 'WORLD TIME' appears on the display.
- Viewing Other Time Zones: Gunakan MAJU Dan BALIK buttons to scroll through different city codes and view waktu mereka saat ini.
- Swapping Home City and World Time City: In World Time Mode, press the MENYESUAIKAN button to swap your Home City time with the currently displayed World Time City.

Figure 3: World Time display with digital map.
3.3 Mode Alarm
Jam tangan ini memiliki 5 alarm harian dan jam alarmurlsinyal waktu y.
- Entering Alarm Mode: Dari Mode Pencatat Waktu, tekan tombol MODE tombol sampai 'ALARM' muncul.
- Selecting an Alarm: Gunakan MAJU button to cycle through AL1 to AL5 and the SIG (HourlSinyal Waktu y).
- Menyetel Alarm: Setelah alarm yang diinginkan dipilih, tekan dan tahan tombol tersebut. MENYESUAIKAN Tekan tombol hingga penunjuk jam berkedip. Gunakan MAJU Dan BALIK Untuk mengatur jam dan menit, tekan MODE untuk beralih antara pengaturan jam dan menit.
- Mengaktifkan/Menonaktifkan Alarm: Tekan tombol MAJU button in Alarm Mode (without holding ADJUST) to toggle the selected alarm ON/OFF.
- Exiting Alarm Mode: Tekan tombol MENYESUAIKAN button to exit the setting mode, or MODE to return to Timekeeping Mode.

Figure 4: Daily Alarm display.
3.4 Mode Stopwatch
Stopwatch mengukur waktu yang telah berlalu, waktu split, dan dua penyelesaian.
- Entering Stopwatch Mode: Dari Mode Pencatat Waktu, tekan tombol MODE button until 'STW' (Stopwatch) appears.
- Mulai/Berhenti: Tekan tombol MAJU tombol untuk memulai dan menghentikan stopwatch.
- Atur ulang: Saat stopwatch berhenti, tekan tombol BALIK tombol untuk mengatur ulang ke nol.
- Waktu Terpisah: Saat stopwatch berjalan, tekan tombol BALIK Tekan tombol untuk merekam waktu split. BALIK kembali lagi ke tampilan waktu yang telah berlalu.
3.5 Mode Penghitung Waktu Mundur
The countdown timer can be set for a period of up to 24 hours.
- Entering Countdown Timer Mode: Dari Mode Pencatat Waktu, tekan tombol MODE button until 'TMR' (Timer) appears.
- Mengatur Timer: Tekan dan tahan tombol MENYESUAIKAN Tekan tombol hingga penunjuk jam berkedip. Gunakan MAJU Dan BALIK Untuk mengatur waktu hitung mundur yang diinginkan, tekan MODE untuk beralih antara pengaturan jam dan menit.
- Mulai/Berhenti/Reset: Tekan tombol MAJU button to start or stop the countdown. Press the BALIK button while the timer is stopped to reset it to its starting time.
3.6 Iluminasi
The watch features an LED backlight for easy viewing dalam kondisi cahaya rendah.
- Activating Illumination: Tekan tombol LAMPU button (front-bottom) to illuminate the display.
- Durasi Penerangan: The illumination duration can be adjusted in the Timekeeping Setting Mode.
4. Pemeliharaan
4.1 Tahan Air
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 Daya Tahan Baterai
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 Pembersihan
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. Penyelesaian masalah
- Waktu/Tanggal Salah: Ensure your Home City setting is correct. If the time is still incorrect, follow the 'Initial Setup' instructions to re-adjust.
- Tidak Ada Tampilan/Tampilan Redup: Baterai mungkin lemah atau habis. Ganti baterainya.
- Tombol Tidak Merespons: 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. Spesifikasi
| Nomor Model | AE-1400WH-3AVCF |
| Merek | Casio |
| Jenis Tampilan | Digital |
| Bahan Kasus | Damar |
| Bahan Pita | Damar |
| Kedalaman Tahan Air | 100 Meter (10 BAR) |
| Daya Tahan Baterai | Sekitar 10 tahun |
| Fitur | World Time (31 time zones, 48 cities), 5 Daily Alarms, Hourly Time Signal, 1/100-second Stopwatch, Countdown Timer, LED Backlight |
| Ukuran | 10.5 x 2 x 0.5 inci (Dimensi Produk) |
| Berat Barang | 0.15 Kilogram (5.22 ons) |

Figure 6: Case back details.
7. Garansi dan Dukungan
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 website. For technical support, repairs, or further assistance, please contact Casio customer service or an authorized service center.
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