1. Introduction
The Westclox 71051 Sunrise Alarm Clock is designed to enhance your sleep and wake-up experience. This clock features a simulated natural sunrise to gently wake you, a restful sunset simulator to help you fall asleep, and a dimmable nightlight. It is easy to set and operate, providing a refreshing start to your day.

Figure 1: Westclox 71051 Sunrise Alarm Clock
2. Key Features
- Sunrise Simulation: Gradually brightens to simulate a natural sunrise, promoting a gentle wake-up.
- Sunset Simulation: Gradually dims to simulate a natural sunset, aiding in relaxation and sleep.
- Dimmable Nightlight: Provides a soft glow for nighttime use, adjustable for comfort.
- Ascending Audible Alarm: Gently increases in volume after the light alarm, ensuring you wake up.
- Large 0.6" Red Digital LED Display: Clear and easy to read time display, day or night.
- Electric Operated with Battery Backup: Ensures time and alarm settings are maintained during power outages (requires 2 AAA batteries, not included).
- Easy to Use Controls: Simple buttons for setting time, alarm, and other functions.
- Snooze Function: Allows for extra minutes of sleep.
3. Setup
3.1 Power Connection
Connect the alarm clock to a standard electrical outlet using the provided power cord. The clock is primarily electric operated.
3.2 Battery Backup Installation
For uninterrupted operation during power outages, install 2 AAA batteries (not included) into the battery compartment located on the underside of the unit. This will preserve your time and alarm settings.

Figure 2: Battery Backup Feature
4. Operating Instructions

Figure 3: Rear Controls Overview
4.1 Setting the Time
- Press and hold the TIME button located on the back of the clock.
- While holding TIME, press the HOUR button to adjust the hour.
- While holding TIME, press the MINUTE button to adjust the minute.
- Release the TIME button once the desired time is set.
4.2 Setting the Alarm
- Press and hold the ALARM button located on the back of the clock.
- While holding ALARM, press the HOUR button to adjust the alarm hour.
- While holding ALARM, press the MINUTE button to adjust the alarm minute.
- Release the ALARM button once the desired alarm time is set.
4.3 Activating/Deactivating the Alarm
Press the ALARM ON/OFF button to toggle the alarm function. An indicator light on the display will show if the alarm is active.
4.4 Sunrise Simulation
The sunrise simulation feature will gradually brighten the light before your set alarm time, mimicking a natural sunrise. This helps to gently prepare your body for waking.

Figure 4: Sunrise Light Feature
4.5 Sunset Simulation / Nightlight
To activate the sunset simulation or use the dimmable nightlight:
- Press and hold the SUNSET button.
- While holding SUNSET, press the MINUTE or HOUR buttons to set the duration of the sunset simulation.
- The light will gradually dim over the set period, helping you relax and fall asleep.
- To use as a static nightlight, simply press the SUNSET button briefly to turn the light on/off. The brightness can be adjusted by holding the button.

Figure 5: Dimmable Night Light
4.6 Snooze Function
When the alarm sounds, press the large SNOOZE button (typically located on top) to temporarily silence the alarm and get a few extra minutes of sleep. The alarm will sound again after the snooze period.

Figure 6: Snooze Button
4.7 Display Dimmer
The digital LED time display can be adjusted to be dim or bright according to your preference. Refer to the product's specific controls for dimmer adjustment, usually a dedicated button or a combination of buttons.
5. Maintenance
- Cleaning: Wipe the clock with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Battery Replacement: Replace AAA batteries in the backup compartment annually or when the display shows signs of dimming during power outages.
- Storage: If storing the clock for an extended period, remove the backup batteries to prevent leakage.
6. Troubleshooting
- Clock Not Working/Display Blinking: Ensure the power cord is securely plugged into a working electrical outlet. If using battery backup, check if batteries are correctly installed and not depleted.
- Alarm Not Sounding: Verify that the alarm is activated using the ALARM ON/OFF button. Check the alarm time setting.
- Light Not Bright Enough: The sunrise simulation gradually increases brightness. If the nightlight is too dim, adjust the dimmer setting. Note that the light intensity is designed for a gentle wake-up, not as a primary room light source.
- Humming Noise: If you experience an unusual humming sound, try plugging the clock into a different outlet. If the issue persists, contact customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Westclox |
| Model Number | 71051 |
| Color | Red |
| Display Type | Digital |
| Special Feature | Small, Sound Machine |
| Product Dimensions | 5"W x 5.1"H |
| Power Source | Battery Powered, Electrical |
| Room Type | Bedroom |
| Shape | Round |
| Indoor/Outdoor Usage | Indoor |
| Frame Material | Plastic |
| Are Batteries Included | No |
| Mounting Type | Tabletop |
| Alarm Clock | Yes |
| Warranty Type | Limited |
| Operation Mode | Electrical |
| Clock Form | Sunrise |
| Connectivity Technology | USB |
| Item Weight | 10.2 ounces |
| Manufacturer | Nyl Holdings llc |
| Date First Available | May 21, 2021 |
8. Video Demonstration
Video 1: Official overview of the Westclox 71051 Sunrise Alarm Clock, demonstrating its features and functionality.
9. Warranty and Support
This Westclox 71051 Sunrise Alarm Clock comes with a Limited Warranty. For specific details regarding warranty coverage, terms, and conditions, please refer to the documentation included with your product or contact Westclox customer support directly.
For technical assistance, troubleshooting not covered in this manual, or warranty claims, please reach out to the manufacturer, Nyl Holdings llc, or visit the official Westclox website for support contact information.