1. Entwodiksyon
Thank you for choosing the MEBUS Model 25799 Radio-Controlled Alarm Clock. This compact and versatile device offers precise timekeeping through radio control, dual alarm functions, an indoor temperature display, and a convenient backlight. This manual will guide you through its features and operation to ensure optimal performance.

Imaj 1: Plis paseview of the MEBUS Model 25799 alarm clock, illustrating its main features such as dual alarms, display illumination, and radio-controlled time synchronization.
2. Pake kontni
Tanpri verifye ke tout atik yo prezan:
- MEBUS Model 25799 Radio-Controlled Alarm Clock
- Manyèl Itilizatè (dokiman sa a)
Nòt: 2x AAA batteries are required and not included in the package.
3. Pwodwi souview
Familiarize yourself with the alarm clock's display and control buttons.

Imaj 2: Devan view of the MEBUS Model 25799 alarm clock, showing the digital display and control buttons.
3.1 Eleman ekspozisyon
- Ekspozisyon tan: Current time in 12 or 24-hour format.
- Ekspozisyon dat/jou: Current month, day, and day of the week.
- Ekspozisyon Tanperati: Indoor temperature in Celsius (°C) or Fahrenheit (°F).
- Endikatè alam: Icons for Alarm 1 and Alarm 2 activation.
- Radio Control Indicator: Icon showing radio signal reception status.
3.2 Bouton Kontwòl
- Bouton SNOOZE/LIMYÈ (Anlè): Activates snooze function during an alarm; illuminates the display for 5 seconds.
- SET Buttons (Left & Right): Used to set Alarm 1 and Alarm 2 respectively.
- Bouton MODE: Cycles through display modes and enters setting modes.
- ▲ (Up) Button: Adjusts values upwards during setting; changes temperature unit.
- ▼ (Down) Button: Adjusts values downwards during setting; changes time zone.
4. Enstalasyon
4.1 Enstalasyon batri
- Jwenn kouvèti konpatiman pil la sou dèyè revèy la.
- Retire kouvèti a.
- Insert 2 new AAA batteries, observing the correct polarity (+ and - markings).
- Ranplase kouvèti lòj batri a.

Imaj 3: Dèyè view of the alarm clock, indicating the battery compartment for AAA batteries.
4.2 Initial Radio Signal Reception (DCF 77)
After battery installation, the clock will automatically attempt to receive the DCF 77 radio signal to set the time. This process may take several minutes. Ensure the clock is placed away from electronic devices that may cause interference.
- A flashing radio tower icon indicates the clock is searching for the signal.
- A solid radio tower icon indicates successful signal reception and time synchronization.
- If the signal is not received within 10 minutes, the clock will proceed with default settings. You can manually set the time or try placing the clock in a different location.

Image 4: Visual representation of the DCF 77 radio signal reception for automatic time setting, including summer and winter time adjustments.
5. Operasyon Enstriksyon
5.1 Manual Time and Date Setting
If radio signal reception is unavailable or you prefer manual setting:
- Peze epi kenbe la MÒD button for approximately 3 seconds to enter time setting mode. The hour digits will flash.
- Sèvi ak la ▲ or ▼ bouton pou ajiste lè a.
- Peze MÒD again to confirm the hour and move to minutes. Adjust minutes with ▲ or ▼.
- Kontinye peze MÒD to cycle through and set year, month, day, 12/24-hour format, and day of week language (7 languages available).
- Peze MÒD one last time or wait 15 seconds for the settings to be saved and exit the setting mode.
5.2 Mete Zòn Tan
To adjust for different time zones:
- Nan mòd ekspozisyon tan nòmal, peze la ▼ (Down) button repeatedly to cycle through time zone offsets.
- The display will show the offset (e.g., +1, -2). Select the desired time zone.
5.3 Mete Alam yo (Alam 1 ak Alam 2)
Revèy la gen de alam endepandan.
- Peze a SET button (left for Alarm 1, right for Alarm 2) once to display the current alarm time.
- Press and hold the respective SET button for approximately 3 seconds. The alarm hour digits will flash.
- Sèvi ak la ▲ or ▼ bouton pou ajiste lè alam la.
- Peze a SET button again to confirm the hour and move to minutes. Adjust minutes with ▲ or ▼.
- Peze a SET button again to confirm the alarm time. The alarm icon will appear on the display, indicating it is active.
- Pou dezaktive yon alam, peze bouton ki koresponn lan. SET button once to display the alarm time, then press it again. The alarm icon will disappear.
5.4 Repete Fonksyon
When an alarm sounds:
- Peze gwo a SNOOZE / limyè button on top of the clock. The alarm will pause and sound again after a few minutes (snooze interval).
- To stop the alarm completely, press any other button (e.g., MÒD, ▲, ▼, or the respective SET bouton).
5.5 Display Tanperati
The clock displays the indoor temperature.
- Pou chanje ant Celsius (°C) ak Fahrenheit (°F), peze bouton an ▲ (Up) button in normal time display mode.
5.6 Display Backlight
To temporarily illuminate the display:
- Peze a SNOOZE / limyè button on top of the clock. The display will light up for approximately 5 seconds.
6. Antretyen
6.1 Netwayaj
- Siye revèy la ak yon twal mou epi sèk.
- Pa sèvi ak pwodui netwayaj abrazif oswa solvang.
6.2 Ranplasman batri
- When the display dims or functions become erratic, replace the batteries.
- Swiv etap enstalasyon batri yo nan Seksyon 4.1.
- Jete ansyen pil yo yon fason responsab selon règleman lokal yo.
NAN. Depanaj
| Pwoblèm | Kòz posib | Solisyon |
|---|---|---|
| Clock does not display anything. | Pil yo mouri oswa yo pa byen mete. | Ranplase pil yo, asire w ke polarite a kòrèk. |
| Lè a pa kòrèk oswa li pa fikse otomatikman. | Poor radio signal reception (DCF 77). | Move the clock to a location with better signal reception (e.g., near a window, away from electronics). Manually set the time if necessary. |
| Alam lan pa sonnen. | Alam lan pa aktive. | Ensure the alarm icon is visible on the display. Re-set the alarm if needed. |
| Display backlight is too dim or not working. | Ba pouvwa batri. | Ranplase pil. |
8. Espesifikasyon

Image 5: Key specifications of the alarm clock, including its compact size, light weight, and battery requirements.
| Karakteristik | Detay |
|---|---|
| Nimewo Modèl | 25799 |
| Dimansyon (L x W x H) | 6.9 x 3.81 x 9.7 cm |
| Pwa | 105 g |
| Materyèl | Plastik |
| Sous pouvwa | Battery-powered (2x AAA, not included) |
| Kalite ekspozisyon | Digital |
| Koulè | Nwa |
| Karakteristik espesyal | Temperature Display, Dual Alarms, Backlight, Snooze, Radio-Controlled Time (DCF 77) |
9. Garanti ak sipò
Pou enfòmasyon sou garanti a oswa sipò teknik, tanpri gade dokiman yo te bay lè w te achte pwodwi a oswa kontakte machann ou an. Kenbe prèv acha w la pou nenpòt reklamasyon garanti.





