1. Bubuka
Welcome to the user manual for your Casio G-Shock GW9400-1B Rangeman digital watch. This robust timepiece is engineered for durability and equipped with advanced features for outdoor enthusiasts and professionals. It combines solar power, atomic timekeeping, and a Triple Sensor (altimeter, barometer/thermometer, compass) to provide essential information in challenging environments. Please read this manual thoroughly to understand the full capabilities of your watch and ensure proper operation and care.

Gambar 1: Hareupeun view of the Casio G-Shock GW9400-1B Rangeman Digital Watch.
2. Fitur konci
- Tenaga Surya Anu Kuat: Charges the watch using sunlight or artificial light, eliminating the need for battery replacement.
- Multi-Band 6 Atomic Timekeeping: Receives calibration radio signals from six transmission stations worldwide to ensure accurate timekeeping.
- Sensor Tilu:
- Altimeter: Measures altitude based on atmospheric pressure.
- Barometer: Measures atmospheric pressure and indicates pressure trends.
- Térmométer: Ngukur suhu.
- Kompas Digital: Determines magnetic north and displays direction.
- Résistansi shock: Designed to withstand impacts and vibrations.
- Tahan Cai 200 Méter: Cocog kanggo ngojay sareng nyilem.
- Waktu Dunya: Displays the current time in 48 cities (31 time zones) and Coordinated Universal Time.
- Stopwatch: 1/100-second stopwatch with measuring capacity up to 999:59'59.99".
- Timer Countdown: Measuring unit of 1 second, countdown range of 24 hours.
- 5 Alarm Sapopoé: With 1 snooze alarm.
- Full Auto LED Backlight: Illuminates the display automatically in low light conditions when the watch is tilted towards the face.
- Sunrise/Sunset Data: Displays sunrise and sunset times for a specific date.
- Fungsi Hemat Daya: Automatically enters a sleep state to conserve power when left in the dark.
3. Setup Awal
3.1 Charging the Watch (Tough Solar)
Your GW9400-1B watch is powered by a solar cell and a rechargeable battery. To ensure optimal performance, expose the watch face to light regularly.
- Upon first use or after prolonged storage in darkness, place the watch in a brightly lit area (e.g., near a window) for several hours.
- Avoid placing the watch in direct sunlight for extended periods in extremely hot conditions, as this may cause damage.
- The power indicator on the display shows the current charge level (H: High, M: Medium, L: Low). Aim to keep the charge level at 'H'.
3.2 Nangtukeun Kota Asal sareng Waktos
The Home City setting is crucial for correct timekeeping and sensor readings.
- Dina Mode Timekeeping, tahan tombol Saluyukeun button (top left) for about two seconds until the city code starts to flash. This indicates the setting mode.
- Ngagunakeun éta MAJU button (middle right) and BALIKAN button (top right) to select your desired Home City code. Refer to the city code list in the full manual for your region.
- Pencét éta MODÉ button (bottom left) to cycle through other settings like DST (Daylight Saving Time), 12/24-hour format, seconds, hour, minute, year, month, and day.
- Ngagunakeun éta MAJU jeung BALIKAN buttons to change the values for each setting.
- Saatos sadaya setélan parantos dikonfigurasi, pencét Saluyukeun tombol pikeun kaluar tina mode setelan.
Note: The watch will attempt to receive time calibration signals automatically overnight. Ensure it is placed near a window or in an open area for better reception.
4. Parentah Operasi
4.1 Tombol Fungsi Leuwihview

Gambar 2: Sisi view illustrating the watch buttons. The top-left button is ADJUST, bottom-left is MODE, top-right is REVERSE, middle-right is FORWARD, and the large button on the left is SENSOR.
- Saluyukeun (Kénca luhur): Dianggo pikeun asup sareng kaluar tina modeu setelan, sareng pikeun mastikeun setelan.
- MODE (Kénca handap): Cycles through the watch's different modes (Timekeeping, World Time, Stopwatch, Timer, Alarm, Altimeter, Barometer/Thermometer, Compass).
- SENSOR (Large Left Button): Directly activates the Triple Sensor functions (Altimeter, Barometer/Thermometer, Compass).
- FORWARD (Middle Right): Used to increase values or scroll forward through options in setting modes.
- REVERSE (Top Right): Used to decrease values or scroll backward through options in setting modes.
- LIGHT (Bottom Right): Aktipkeun lampu tukang LED.
4.2 Modeu Timekeeping
Ieu modeu standar, anu nampilkeun waktos, tanggal, sareng dinten ayeuna dina saminggu.
- To return to Timekeeping Mode from any other mode, press the MODÉ button repeatedly until the time and date are displayed, or hold the MODÉ tombol pikeun sababaraha detik.
- To toggle between 12-hour and 24-hour timekeeping, press the MAJU tombol dina Modeu Panginget Waktu.

Figure 3: The watch displaying time and date on a wrist.
4.3 Using the Triple Sensor
The Triple Sensor provides quick access to Altimeter, Barometer/Thermometer, and Compass functions.
- Altimeter: Pencét éta SENSOR button once. The watch will display the current altitude.
- Barometer/Thermometer: Pencét éta SENSOR button twice. The watch will display atmospheric pressure and temperature.
- Kompas: Pencét éta SENSOR button three times. The watch will indicate magnetic north and display the current bearing.
Note: For accurate temperature readings, remove the watch from your wrist for at least 20-30 minutes, as body heat can affect the sensor. Calibrate the compass regularly for best accuracy.
4.4 Modeu Waktos Dunya
Ka view the time in different cities around the world:
- Tina Modeu Timekeeping, pencét tombol MODÉ button until "WT" (World Time) appears.
- Ngagunakeun éta MAJU jeung BALIKAN tombol pikeun ngagulung kodeu kota anu béda.
4.5 Stopwatch sareng Timer
- Stopwatch: Navigate to "STW" (Stopwatch) mode using the MODÉ kancing. Pencét MAJU pikeun ngamimitian/eureun, sareng Saluyukeun pikeun ngareset.
- Timer Countdown: Navigate to "TMR" (Timer) mode. Set the countdown time using Saluyukeun (hold) and MAJU / MULIHKEUN. Pencét MAJU pikeun ngamimitian/eureun.
4.6 Alarem
- Navigate to "ALM" (Alarm) mode. Use MAJU / MULIHKEUN to select an alarm (AL1-AL5, SNZ for snooze).
- Tahan Saluyukeun to enter alarm setting mode. Use MAJU / MULIHKEUN pikeun nyetel waktos alarm. Pencét Saluyukeun pikeun nyimpen.
- Pencét MAJU pikeun toggle alarm ON / OFF.
5. Pangropéa sarta perawatan
5.1 Perawatan Umum
- Clean the watch regularly with a soft, dry cloth. For stubborn dirt, use a soft brush and mild soap solution, then rinse thoroughly and dry.
- Hindarkeun arloji ka suhu anu ekstrim, médan magnét anu kuat, atanapi bahan kimia anu parah.
- The resin band and case are durable but can degrade over time with prolonged exposure to sunlight and moisture.
5.2 Tahan cai
Your GW9400-1B is water-resistant to 200 meters.
- Ulah mencet tombol nalika jam tangan keur tilelep dina cai atawa baseuh.
- Saatos kakeunaan cai asin, bilas jam tangan ku cai tawar sareng usap garing.
- Regular inspection of gaskets and seals by a qualified technician is recommended to maintain water resistance.

Figure 4: The watch's case back, indicating 20 BAR water resistance.
6. Cara ngungkulan
- Tampilan taram atanapi kosong: The watch may be in Power Saving mode or the battery charge is low. Expose the watch to bright light for charging. If the display remains blank, the battery might be completely depleted and require significant charging time.
- Waktuna salah:
- Ensure your Home City setting is correct.
- Verify that the watch is receiving time calibration signals. Place it near a window overnight.
- Pariksa lamun setelan Daylight Saving Time (DST) bener keur wewengkon Anjeun.
- Bacaan sénsor teu akurat:
- Suhu: Remove the watch from your wrist for 20-30 minutes before taking a reading to avoid body heat interference.
- Kompas: Perform a two-point calibration. Avoid strong magnetic fields.
- Altimeter/Barometer: Calibrate the altimeter with a known altitude if possible. Atmospheric pressure changes constantly, affecting readings.
- Tombol henteu ngaréspon: Ensure the watch is not in a mode that locks buttons (e.g., some setting modes require exiting before normal operation). If submerged, wait until the watch is dry before operating buttons.
7. Spésifikasi
| Nomer modél | GW9400-1B |
| merek | Casio |
| Tipe tampilan | Digital |
| Jinis Gerakan | Tenaga Surya (Solar Tangguh) |
| Bahan Kasus | Résin |
| Bahan Pita | Résin |
| Jero Tahan Cai | 200 Méter (20 BAR) |
| Dimensi (Produk) | 5 x 5 x 5 inci; 10.41 ons (perkiraan) |
| Komponén Kaasup | Perpetual Calendar, Atomic Timekeeping, Radio Controlled, Chronograph, World Time, Alarm, Month, Date, Day, GMT, Second Time Zone, Hour, Minute, Second, Power Reserve Indicator, Sunrise and Sunset Times, Thermometer, Altimeter, Barometer, Compass, Solid Case Back, Tang Clasp |
| Batré | 1 Lithium Metal battery (included, rechargeable via solar) |
8. Garansi jeung Rojongan
Your Casio G-Shock GW9400-1B Rangeman watch comes with a 1 Taun Produsén Garansi. For warranty claims, technical support, or service inquiries, please refer to the official Casio website or contact your authorized Casio dealer. Keep your proof of purchase for warranty validation.