JBL JBLHORIZONBLKAM
JBL Horizon Instruction Manual
Model: JBLHORIZONBLKAM
Brand: JBL
Introduction
The JBL Horizon is a versatile clock radio designed to enhance your daily routine with high-quality audio and convenient features. It integrates room-filling JBL stereo sound with an ambient LED light, offering a multi-sensory experience. This device includes dual customizable alarms, multiple wake-up sound options (digital tones, FM radio, Bluetooth audio, or traditional buzzer), and five programmable FM radio presets. Its compact design is suitable for various placements, and the LCD clock display automatically adjusts brightness based on ambient light. Additionally, it features two USB ports for fast-charging external devices and a built-in battery backup system to ensure alarm functionality during power outages.

Figure 1: Front view of the JBL Horizon, displaying the digital clock and JBL logo.
What's in the Box
- JBL Horizon Unit
- Owner's Manual
- Power Adapter
Setup
1. Power Connection
Connect the provided power adapter to the DC input port on the rear of the JBL Horizon. Plug the other end of the adapter into a wall outlet. The unit will power on and the display will illuminate.
2. Setting Time and Date
- Locate the "SET TIME" button on the bottom of the unit.
- Press and hold the "SET TIME" button until the time display begins to flash.
- Use the + and - buttons on the top panel to adjust the hour. Press the "SET TIME" button again to confirm and move to minutes.
- Repeat the process for minutes, then for year, month, and day.
- The time and date will be set once all adjustments are confirmed.
3. Battery Backup
The JBL Horizon includes a built-in battery backup system. This ensures that your alarm settings and time are retained during a power outage. No user action is required for this feature to function, as the battery is integrated.
Operating Instructions
Alarm Functions
The JBL Horizon features two independent alarms (Alarm 1 and Alarm 2) that can be customized.
- Press the Alarm 1 or Alarm 2 button on the top panel. The alarm time will flash.
- Use the + and - buttons to set the desired alarm time. Press the alarm button again to confirm.
- Select the alarm source:
- Digital Tones: Choose from three original digital alarm tones.
- FM Radio: Select your preferred FM station.
- Bluetooth Audio: Wake up to music streamed from a connected Bluetooth device.
- Traditional Buzzer: A standard alarm sound.
- Adjust the alarm volume using the + and - buttons.
- To disable an alarm, press its corresponding alarm button until the alarm icon disappears from the display.
Bluetooth Streaming
Stream audio wirelessly from your Bluetooth-enabled smartphone or tablet.
- Press the Bluetooth button on the top panel. The Bluetooth icon on the display will flash, indicating pairing mode.
- On your device, enable Bluetooth and search for "JBL Horizon" in the list of available devices.
- Select "JBL Horizon" to connect. Once paired, the Bluetooth icon will stop flashing and remain solid.
- You can now play audio from your device through the JBL Horizon.
FM Radio
Enjoy your favorite FM radio stations.
- Press the FM button to switch to FM radio mode.
- Use the Scan buttons (left/right arrows) to tune to a station.
- To save a preset, press and hold one of the preset buttons (1-5) until the display confirms the save.
- To recall a preset, simply press the corresponding preset button.
Ambient Light
The JBL Horizon features an ambient LED light on its rear panel.
- Press the Snooze/Light button on the top to toggle the ambient light on or off.
- The light has a built-in sensor that automatically adjusts its brightness according to the room's environment.

Figure 2: Rear view of the JBL Horizon, highlighting the ambient light and USB charging ports.
USB Charging
Two USB ports are located on the side of the unit for convenient charging of your mobile devices.
- Connect your device's USB charging cable to one of the USB ports on the JBL Horizon.
- The device will begin charging automatically.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the surface of the unit. Do not use abrasive cleaners or solvents.
- Storage: If storing the unit for an extended period, disconnect it from the power outlet and store it in a cool, dry place.
- General Care: Avoid exposing the unit to extreme temperatures, humidity, or direct sunlight. Do not block ventilation openings.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power/Display off | Power adapter not connected or outlet is not active. | Ensure the power adapter is securely plugged into the unit and a working wall outlet. |
| Alarm does not sound | Alarm is not set or volume is too low. | Verify alarm settings and increase alarm volume. Check if the alarm icon is visible on the display. |
| Bluetooth pairing fails | Device is too far, Bluetooth is off, or unit is not in pairing mode. | Ensure your device's Bluetooth is on and within range. Press the Bluetooth button on the Horizon to enter pairing mode. |
| Poor FM radio reception | Weak signal or interference. | Adjust the position of the unit or the FM antenna for better reception. Avoid placing near other electronic devices. |
Specifications
| Brand | JBL |
| Model Number | JBLHORIZONBLKAM |
| Color | Black |
| Display Type | LCD |
| Product Dimensions | 8.5"W x 7.28"H |
| Item Weight | 3.1 Pounds |
| Power Source | Corded Electric |
| Number of Batteries | 1 Lithium Polymer (required for backup) |
| Special Features | Alarm, Adjustable Brightness, FM Radio, Bluetooth Streaming, USB Charging |
| Indoor/Outdoor Usage | Indoor |
Warranty and Support
For detailed warranty information and customer support, please refer to the official JBL website or the Owner's Manual included in the product packaging. You may also find additional resources and FAQs on the product support page.
A digital version of the User Guide (PDF) is available here.
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