1. Rhagymadrodd
Diolch am brynuasing the fomobest Wooden Digital Alarm Clock, Model 90221. This device combines a modern aesthetic with practical features, including a large LED time display, dual alarm settings, a stepless dimmer, dual USB charging ports, and Daylight Saving Time (DST) functionality. This manual provides comprehensive instructions for setup, operation, and maintenance to ensure optimal performance and longevity of your alarm clock.
2. Gwybodaeth Diogelwch
- Gwnewch yn siŵr bod yr addasydd pŵer yn gydnaws â'ch cyflenwad pŵer lleol.
- Peidiwch ag amlygu'r ddyfais i dymheredd eithafol, golau haul uniongyrchol, na lleithder uchel.
- Osgowch ollwng y cloc neu ei roi dan effeithiau cryf.
- Cadwch y ddyfais i ffwrdd o ddŵr neu hylifau eraill.
- Peidiwch â cheisio dadosod na thrwsio'r uned eich hun. Cysylltwch â chymorth cwsmeriaid i gael cymorth.
- Defnyddiwch frethyn meddal, sych ar gyfer glanhau. Peidiwch â defnyddio glanhawyr sgraffiniol na thoddyddion.
3. Cynnwys Pecyn
- fomobest Wooden Digital Alarm Clock (Model 90221)
- Addasydd Pŵer (DC 9V)
- Llawlyfr Defnyddiwr
- 1 x 9V Battery (for memory backup)
4. Cynnyrch Drosview
Familiarize yourself with the clock's display and control buttons.

Figure 4.1: Front display of the alarm clock with large, clear numbers.

Figure 4.2: Rear panel with control buttons, USB charging ports, and power input.
Botymau Rheoli:
- AMSER: Botwm ar gyfer gosod yr amser cyfredol.
- VOL: Button for adjusting alarm volume.
- AL1 / AL2: Buttons for setting Alarm 1 and Alarm 2.
- 12/24H: Button to switch between 12-hour and 24-hour time format.
- DIMMER +/-: Slider for adjusting display brightness.
- SNOOZE: Large button on top for snooze function.
- yn gyntaf: Botwm ailosod.
- DST: Button for Daylight Saving Time adjustment.
- USB1 / USB2: USB charging ports.
- DC 9V: Porthladd mewnbwn pŵer.
5. Gosod
5.1 Cysylltiad Pwer
- Insert the included 9V battery into the battery compartment on the back of the clock. This battery serves as a memory backup in case of power outages, preserving your time and alarm settings.
- Connect the power adapter cable to the DC 9V input port on the back of the clock.
- Plug the power adapter into a standard electrical outlet. The display will illuminate.

Figure 5.1: Powering the alarm clock and using the USB charging feature.
5.2 Gosod yr Amser
- Pwyswch a dal y AMSER botwm nes bod y digidau awr yn dechrau fflachio.
- Defnyddiwch y + or - buttons (often integrated with other controls, refer to Figure 4.2) to adjust the hour.
- Gwasgwch y AMSER botwm eto i gadarnhau'r awr a symud i addasu'r munud.
- Defnyddiwch y + or - botymau i addasu'r cofnodion.
- Gwasgwch y AMSER button once more to save the time setting.
5.3 Fformat 12/24 Awr
Gwasgwch y 12/24H button to toggle between 12-hour (with AM/PM indicator) and 24-hour time formats.
6. Cyfarwyddiadau Gweithredu
6.1 Setting Alarms (AL1 & AL2)
The clock features two independent alarms, AL1 and AL2.
- Pwyswch a dal y AL1 botwm (neu AL2 for the second alarm) until the alarm hour digits flash.
- Defnyddiwch y + or - botymau i osod yr awr larwm a ddymunir.
- Gwasgwch AL1 (neu AL2) again to confirm the hour and move to minute adjustment.
- Defnyddiwch y + or - botymau i osod y munudau larwm a ddymunir.
- Gwasgwch AL1 (neu AL2) again to select the alarm mode:
- AR: Alarm sounds every day.
- LLUN-GWEN: Alarm sounds only on weekdays.
- I FFWRDD: Mae'r larwm wedi'i analluogi.
- Gwasgwch AL1 (neu AL2) one last time to save the alarm setting.

Figure 6.1: Dual alarm settings with everyday and weekday options.
6.2 Addasu Cyfaint y Larwm
The alarm volume can be customized to 5 levels.
- Gwasgwch y VOL button. The current volume level (V1-V5) will be displayed.
- Defnyddiwch y + or - buttons to select your desired volume level.
- The setting will automatically save after a few seconds, or you can press VOL eto i gadarnhau.

Figure 6.2: Alarm volume adjustment from level V1 (quietest) to V5 (loudest).
6.3 Swyddogaeth Snooze
Pan fydd larwm yn canu, pwyswch y botwm mawr SNOOZE button on the top of the clock to temporarily silence the alarm for 5 minutes. The alarm will sound again after 5 minutes. To turn off the alarm completely, press any other button on the back of the clock.

Figure 6.3: Activating the snooze function by pressing the top button.
6.4 Pylu Arddangosfa
The clock features a 0%-100% stepless dimmer for adjustable display brightness. Use the DIMMER +/- slider on the back of the clock to set the display brightness to your preferred level. This allows for comfortable viewing in any lighting condition, from bright daylight to complete darkness.

Figure 6.4: Adjusting display brightness using the dimmer slider.
6.5 Amser Arbed Golau Haf (DST)
To adjust for Daylight Saving Time, press the DST button on the back of the clock. The time will automatically move forward one hour, and a DST icon will appear on the display. Press the DST button again to revert the time back one hour and disable the DST icon.

Figure 6.5: Location of the DST button for quick time adjustments.
6.6 Porthladd Codi Tâl USB
The clock is equipped with two USB charging ports (USB1 and USB2) on the back. These ports can be used to charge compatible smart devices and other gadgets. Simply connect your device's USB charging cable to one of the ports.

Figure 6.6: Using the dual USB charging ports to power external devices.
6.7 Fideo Cynnyrch Drosoddview
Fideo 6.7.1: Dros ben swyddogolview of the fomobest Wooden Digital Alarm Clock, demonstrating its features and design.
7. cynnal
- Glanhau: Gently wipe the clock's surface with a soft, dry, lint-free cloth. Do not use liquid cleaners, sprays, or abrasive materials, as these can damage the wooden finish or electronic components.
- Storio: If storing the clock for an extended period, disconnect it from the power source and remove the backup battery. Store it in a cool, dry place away from direct sunlight.
- Amnewid Batri: The 9V backup battery should be replaced periodically (e.g., once a year) to ensure settings are retained during power interruptions.
8. Datrys Problemau
| Problem | Achos Posibl | Ateb |
|---|---|---|
| Mae'r arddangosfa'n wag neu'n fflachio. | Power adapter not connected properly or faulty; power outage. | Check power connection. Ensure the adapter is working. If there was a power outage, the backup battery should maintain settings. |
| Nid yw'r larwm yn canu. | Alarm is not set to ON, volume is too low, or incorrect alarm mode selected. | Verify alarm settings (AL1/AL2) are set to ON or MON-FRI. Increase alarm volume using the VOL button. |
| Time is incorrect after power loss. | Mae'r batri wrth gefn wedi marw neu heb ei osod. | Install or replace the 9V backup battery. Reset the time. |
| Nid yw porthladdoedd gwefru USB yn gweithio. | Device not properly connected or cable is faulty. | Ensure the clock is powered. Try a different USB cable or device. |
| Cannot adjust brightness. | Dimmer slider is at its limit. | Symud y DIMMER +/- slider to adjust brightness. |
9. manylebau
- Brand: fomobest
- Rhif Model: 90221
- Lliw: Bambŵ
- Math Arddangos: LED digidol
- Ffynhonnell Pwer: Trydan â Llinyn (DC 9V)
- Batri wrth gefn: Batri 1 x 9V (wedi'i gynnwys)
- Dimensiynau Cynnyrch: 6"L x 2.75"U (tua)
- Math o ddeunydd: Pren
- Nodweddion arbennig: Adjustable Brightness (0-100% stepless dimmer), Dual Alarms, Snooze, Dual USB Charging Ports, DST Function, 12/24H Format.
- Technoleg Cysylltedd: USB
- Modd Gweithredu: Trydanol
10. Gwarant a Chefnogaeth
fomobest offers a 1-year free replacement service for any quality-related issues with your Wooden Digital Alarm Clock. Additionally, lifetime after-sale support is provided. If you encounter any problems or have questions regarding your product, please contact fomobest customer service. Our professional support team is available to provide a satisfactory solution.
Cadwch eich derbynneb prynu ar gyfer hawliadau gwarant.