1. Introdución
The Sonic Alert SBD375SS Dual Alarm Vibrating Alarm Clock is designed to provide reliable wake-up functionality, especially for individuals who are hard of hearing or heavy sleepers. It features a large display, powerful bed shaker, and dual alarm settings to accommodate various needs. This manual provides detailed instructions for setting up and operating your alarm clock.

Image 1.1: The Sonic Alert SBD375SS Dual Alarm Vibrating Alarm Clock with its accompanying bed shaker.
2. Configuración
2.1 Unpacking and Initial Power
- Retire con coidado o reloxo despertador e todos os accesorios da embalaxe.
- Connect the AC power adapter to the clock and plug it into a standard electrical outlet. The display will illuminate.
2.2 Instalación da batería de reserva
The SBD375SS requires 4 AA batteries (not included) for battery backup. This feature maintains time and alarm settings during a power outage for up to one week, but the display will not be illuminated and the alarm will not sound or vibrate during backup power.
- Localiza o compartimento das pilas na parte inferior do reloxo.
- Abra a tapa do compartimento da batería.
- Insert 4 AA batteries, observing the correct polarity (+ and -) as indicated inside the compartment.
- Coloque a tapa do compartimento da batería de forma segura.

Imaxe 2.1: Traseira view of the clock, indicating the battery compartment and power input.
2.3 Conexión do axitador de cama
The Super Shaker bed vibrating unit connects to the back of the alarm clock. Place the shaker under your pillow, between your mattress and box spring, or under a fitted sheet for optimal vibration.
- Locate the shaker input jack on the back of the clock.
- Plug the bed shaker's cord into this jack.

Image 2.2: Proper placement of the bed shaker for effective use.
3. Instrucións de funcionamento
3.1 Axustar a hora
- Manteña premido o TEMPO button located on the top of the clock.
- Mentres sostén TEMPO, prema o RÁPIDO button to advance the hour rapidly, or the LENTA button to advance the hour slowly.
- Soltar o TEMPO button when the correct hour is displayed.
- To set the minutes, press and hold the TEMPO button again, then press RÁPIDO or LENTA para axustar os minutos.
- Soltar o TEMPO button when the correct minute is displayed.
- Observa o PM indicator light to ensure AM/PM is set correctly for 12-hour format.
3.2 Configuración das alarmas (AL1 e AL2)
The SBD375SS features two independent alarms. The process is similar for both.
- To set Alarm 1, press and hold the AL.SET/OFF button until "AL1" appears on the display.
- Mentres sostén AL.SET/OFF, use o RÁPIDO or LENTA botóns para axustar a hora de alarma desexada para a Alarma 1.
- Lanzamento AL.SET/OFF when the time is set.
- Repeat the process for Alarm 2 by pressing and holding AL.SET/OFF until "AL2" appears.
3.3 Activating and Deactivating Alarms
Use the slide switches on the side of the clock to select the alarm mode:
- VIB/BUZZ: Activates both vibration and audible alarm.
- VIB: Activates vibration only.
- BUZZ: Activates audible alarm only.
- DESACTIVADO: Deactivates the alarm.
There are separate switches for AL1 and AL2.
3.4 Función Snooze
Cando soe unha alarma, prema o botón grande AMORTAR button on top of the clock to temporarily silence it. The alarm will sound again after the set snooze duration.
3.5 Adjusting Alarm Tone and Volume
- O TONO button on the top of the clock allows you to adjust the pitch of the audible alarm.
- O VOLUME dial, located on the right side of the clock, controls the loudness of the audible alarm.
3.6 Atenuador de pantalla
O DIMMER button on top of the clock cycles through five levels of display brightness, allowing you to adjust it to your preference.

Image 3.1: The five-level dimmer function for the display.
3.7 12/24 Hour Time Format
The clock supports both 12-hour and 24-hour time formats. To switch between formats, press the TEMPO button briefly (do not hold).
3.8 Modo de proba
The test mode allows you to verify the alarm and bed shaker functions at any time without waiting for the set alarm time.
- Ensure an alarm is activated (VIB, BUZZ, or VIB/BUZZ).
- Manteña premido o AL.SET/OFF button until "TEST" appears on the display. The alarm and/or shaker will activate according to the selected mode.
- Release the button to stop the test.
Vídeo 3.1: Un overview of the Sonic Alert SBD375SS Dual Alarm Clock's features and operation, including setting time, alarms, and using the bed shaker.
4. Características clave
- Sistema de alarma dual: Allows for two independent alarm settings, ideal for couples or different daily schedules.
- Extra-Loud Audible Alarm: Features a 113 dB alarm with adjustable tone and volume control for heavy sleepers.
- Super Shaker Bed Vibrator: A powerful vibrating unit designed to wake users silently or in conjunction with the audible alarm.
- Large 1.8" Display: Easy-to-read green LED display visible from across the room.
- Five-Level Dimmer Function: Adjustable display brightness to suit individual preferences and sleeping environments.
- Selectable Snooze Time: Customizable snooze duration from 1 to 30 minutes.
- Selectable Alarm Duration: Alarm can be set to sound/vibrate from 1 to 59 minutes.
- 12/24 Hour Time Formats: User-selectable time display.
- Alarm and Bed Shaker Test Mode: Allows for convenient testing of all alarm functions.
- Improved Battery Backup: Maintains time and alarm settings for up to one week during power outages (requires 4 AA batteries).
- Green Power Technology: Designed for energy efficiency, using 60% less energy.
- Capacidade de dobre alimentación: Compatible with standard travel adapters for international use.

Image 4.1: Visual representation of the clock's adjustable features.
5. Mantemento
5.1 Limpeza
To clean the clock, wipe it with a soft, dry cloth. Do not use abrasive cleaners or solvents, as they may damage the finish. Ensure the clock is unplugged before cleaning.
5.2 Substitución da batería
If the battery backup feature is used frequently or if the clock experiences prolonged power outages, it is recommended to replace the 4 AA backup batteries annually to ensure optimal performance.
- Unplug the AC adapter from the wall outlet.
- Open the battery compartment on the underside of the clock.
- Retire as pilas antigas e bóteas correctamente.
- Insira 4 pilas AA novas, respectando a polaridade correcta.
- Close the battery compartment cover and plug the AC adapter back into the outlet.
6 Solución de problemas
| Problema | Causa posible | Solución |
|---|---|---|
| A pantalla do reloxo está en branco. | No AC power; power outage; batteries drained. | Ensure AC adapter is securely plugged in. Check power outlet. Replace backup batteries if applicable. |
| A alarma non soa/vibra. | Alarm not activated; volume too low; shaker not connected; alarm time not set correctly. | Check AL1/AL2 slide switch position (VIB, BUZZ, or VIB/BUZZ). Adjust volume dial. Ensure shaker is plugged in. Verify alarm time setting. Use test mode. |
| Time/alarm settings lost after power outage. | As baterías de reserva están gastadas ou non están instaladas. | Install fresh 4 AA batteries or replace existing ones. |
| A pantalla é demasiado brillante/escura. | A configuración do regulador de intensidade é incorrecta. | Preme o DIMMER botón para cambiar polos niveis de brillo. |
If you experience issues not covered here, please refer to the support section or contact customer service.
7. Especificacións
| Característica | Detalle |
|---|---|
| Marca | Alerta sónica |
| Número de modelo | SBD375SS |
| Tipo de visualización | LED dixital |
| Tamaño de visualización | 1.8 polgadas |
| Volume de alarma | Ata 113 dB |
| Fonte de enerxía | AC Adapter (Battery Powered for backup) |
| Battery Type (Backup) | 4 pilas AA (non incluídas) |
| Dimensións do produto | 5" de ancho x 9" de alto |
| Peso do elemento | 1.6 libras |
| Material | Plástico |
| Características especiais | Dual Alarm, Auto Dimmable, Large Display, Vibrating Bed Shaker |
8. Garantía e soporte
8.1 Información da garantía
The Sonic Alert SBD375SS Dual Alarm Vibrating Alarm Clock comes with a garantía dun ano covering both parts and labor. Please retain your proof of purchase for warranty claims.
8.2 Atención ao cliente
For technical assistance, troubleshooting, or warranty inquiries, please contact Sonic Alert customer service. Refer to the official Sonic Alert websitio para obter a información de contacto máis actualizada.
Podes visitar o Sonic Alert Store on Amazon para obter máis información sobre o produto e recursos de asistencia.





