1. Rhagymadrodd
Welcome to the user manual for your new Diesel Mega Chief Stainless Steel Men's Watch. This timepiece combines robust design with advanced analog and digital functionalities, offering a unique blend of modern and classic watchmaking. Designed for durability and style, your Mega Chief watch is a statement piece built for everyday wear and various activities.
This manual provides essential information on setting up, operating, maintaining, and troubleshooting your watch to ensure optimal performance and longevity.

Ffigur 1: Blaen view of the Diesel Mega Chief watch, showcasing its black stainless steel case, black sunray dial, gold-tone stick indices, and dual analog-digital display.
2. Cydrannau a Rheolyddion
Familiarize yourself with the key components of your Diesel Mega Chief watch:
- Goron: Used for setting analog time.
- Botymau: Used for operating digital functions such as setting time, date, and using the chronograph.
- Arddangosfa Analog: Traditional hour, minute, and second hands.
- Arddangosfa LCD Digidol: Shows digital time, date, day of the week, and other functions.
- Mineral Crystal Face: Resists scratches.
- Nylon-Wrapped Silicone Band: Durable and comfortable.

Ffigur 2: Ochr view of the watch, highlighting the gold-tone crown and pushers used for various adjustments.
3. Gosod a Chyfluniad Cychwynnol
3.1 Gosod Amser Analog
- Tynnwch y goron allan i'r safle cyntaf.
- Rotate the crown to set the hour and minute hands to the correct time.
- Push the crown back in to its normal position to start the watch.
3.2 Gosod Amser a Dyddiad Digidol
The digital display offers various modes. Refer to the specific instructions below for setting the digital time and date:
- Press the bottom-left pusher (Mode button) repeatedly to cycle through modes (Time, Date, Alarm, Chronograph).
- When in Time mode, press and hold the top-left pusher (Adjust button) until the digits begin to flash.
- Use the top-right pusher (Start/Stop button) to increase the flashing value and the bottom-right pusher (Reset button) to move to the next setting (e.g., hours, minutes, 12/24-hour format).
- Once all settings are correct, press the Adjust button again to exit setting mode.
4. Gweithredu Eich Oriawr
4.1 Defnyddio'r Cronograff (Stopwats)
- Navigate to the Chronograph mode using the Mode button.
- Press the Start/Stop button to start the chronograph.
- Press the Start/Stop button again to pause/stop the chronograph.
- Press the Reset button to reset the chronograph to zero.
4.2 Gwrthsefyll Dŵr
Your Diesel Mega Chief watch is water resistant up to 100 meters (330 feet), or 10 ATM. This means it can be worn while bathing, swimming, snorkeling, and during shallow diving. Do not operate the crown or pushers while the watch is wet or submerged to prevent water ingress.
5. Cynnal a Chadw a Gofal
To ensure the longevity and appearance of your watch, follow these care guidelines:
- Glanhau: Wipe the watch case and band regularly with a soft, dry cloth. For the silicone band, a damp gellir defnyddio lliain gyda sebon ysgafn, yna rinsiwch a sychwch yn drylwyr.
- Osgoi Cemegau: Do not expose your watch to harsh chemicals, solvents, or detergents, as these can damage the case, band, or internal components.
- Tymheredd Eithafol: Avoid exposing the watch to extreme temperatures (hot or cold) or sudden temperature changes, which can affect accuracy and seals.
- Effaith: While durable, avoid dropping or subjecting the watch to strong impacts.
- Amnewid Batri: The watch uses 1 Lithium Metal battery. When the digital display fades or the analog hands stop, it's time for a battery replacement. It is recommended to have this done by a qualified watch technician to ensure proper sealing and water resistance.

Ffigur 3: Cefn view of the watch, showing the stainless steel case back and the durable nylon-wrapped silicone band with its buckle closure.
6. Datrys Problemau
If you encounter issues with your Diesel Mega Chief watch, refer to the following common problems and solutions:
| Problem | Achos Posibl | Ateb |
|---|---|---|
| Analog hands not moving. | Batri wedi'i wagio neu goron wedi'i thynnu allan. | Push crown in. If still not working, replace battery. |
| Mae'r arddangosfa ddigidol yn wag neu'n dywyll. | Disbyddodd y batri. | Amnewid batri. |
| Watch losing or gaining time. | Battery low, strong magnetic field, or internal issue. | Replace battery. Keep away from strong magnets. If problem persists, seek professional service. |
| Dŵr y tu mewn i'r oriawr. | Crown/pushers operated underwater, or seals compromised. | Immediately take to a qualified watch technician for inspection and repair to prevent further damage. |
If the issue persists after attempting these solutions, please contact Diesel customer support or an authorized service center.
7. manylebau
| Nodwedd | Manylyn |
|---|---|
| Rhif Model | DZ4552 |
| Diamedr Achos | 51mm |
| Deunydd Achos | Dur Di-staen Du |
| Lliw deialu | Black Sunray with Gold-tone Accents |
| Math Grisial | Grisial Mwynau |
| Lled Band | 26mm |
| Deunydd Band | Black Nylon-Wrapped Silicone |
| Symudiad | Multi-movement (Dual Analog and LCD Digital) |
| Gwrthiant Dŵr | 100m (330ft) / 10 ATM |
| Math Batri | 1 batri metel Lithiwm (wedi'i gynnwys) |
| Dimensiynau Cynnyrch | 2.01 x 1.02 x 0.55 modfedd |
| Pwysau Eitem | 5.5 owns |
8. Gwarant a Chefnogaeth
Your Diesel Mega Chief watch is covered by a manufacturer's warranty. Please refer to the warranty card included with your purchase for specific terms and conditions, including coverage period and what is covered.
For technical support, service, or warranty claims, please contact Diesel customer service or visit an authorized Diesel service center. Contact information can typically be found on the official Diesel websafle neu ar eich dogfennaeth warant.
Adnoddau Ar-lein:





