View the manual for the Philips Wake-up Light HF3521 here, for free. This manual comes under the category light therapy and has been rated by 1 people with an average of a 7.1. This manual is available in the following languages: English. Do you have a question about the Philips Wake-up Light HF3521 or do you need help? Ask your question here

| Brand | Philips |
| Model | Wake-up Light HF3521 | HF3521/01 |
| Product | light therapy |
| EAN | 0871010381807, 8710103818076, 8710103945369 |
| Language | English |
| Filetype | User manual (PDF) |
| Anti-slip rubber feet | Yes |
| Smartphone remote support | No |
| Cord length | 150 m |
| Display brightness control | Yes |
| Light intensity dimmer | Yes |
| Country of origin | China |
| Insulation | Class II |
| Protection class | III |
| Suitable for light type | Ambience |
| Weight | 1113 g |
| Power plug weight | 99 g |
| Height | 192 mm |
| Depth | 146 mm |
| Width | 199 mm |
| Sunset simulation | Yes |
| Sunrise simulation | Yes |
| Type | Wake-up light |
| Brightness settings | 20 |
| Light intensity | 300 lx |
| Sunrise simulating process (0-selected intensity) | 40 min |
| UV free | Yes |
| Replaceable lamp | - |
| Service life of lamp | - h |
| Number of brightness levels | 20 |
| Light color | Orange |
| Number of alarm times | 2 |
| Number of wake-up sounds | 6 |
| iPod/iPhone charge | No |
| Wake-up sounds | Yes |
| Snooze function | Yes |
| FM radio | Yes |
| Snooze button for sound and light | 9 min |
| Automatic brightness control | Yes |
| Power consumption (typical) | 16.5 W |
| AC input frequency | 50 - 60 Hz |
| AC input voltage | 100 - 240 V |
| AC adapter power | 12 W |
| Power | 16.5 W |
Can't find the answer to your question in the manual? You may find the answer to your question in the FAQs about the Philips Wake-up Light HF3521 below.
The Philips Wake-up Light HF3521 has a weight of 1113 g.
The Philips Wake-up Light HF3521 has a height of 192 mm.
The Philips Wake-up Light HF3521 has a width of 199 mm.
The Philips Wake-up Light HF3521 has a depth of 146 mm.
Yes, this feature ensures stability and prevents the light from slipping or falling during use.
Yes, the product is manufactured in China.
Yes, having insulation Class II means that the light is double insulated and does not require grounding, providing an extra safety feature for the user.
Yes, the light is capable of simulating the natural sunset to help users relax and prepare for sleep. This feature is beneficial for those who struggle with falling asleep.
The light offers two alarm times, allowing users to set different wake-up schedules for different days or multiple users. This flexibility is convenient for individuals with varying routines or sharing the device with a partner.
To adjust the light intensity on the Philips Wake-up Light HF3521, follow these steps: 1. Press the "Light" button on the wake-up light. This will activate the light settings. 2. Use the "+" and "-" buttons to increase or decrease the light intensity. Each press of the "+" button will increase the intensity, while each press of the "-" button will decrease it. 3. Continue adjusting the light intensity until you reach your desired level. The wake-up light offers a range of intensity settings to suit your preference. 4. Once you have set the desired light intensity, you can leave it at that level or adjust it as needed. By following these steps, you can easily adjust the light intensity on your Philips Wake-up Light HF3521 to create the ideal ambiance for your waking experience.
If the alarm is not working on your Philips Wake-up Light HF3521, you can try the following steps to troubleshoot the issue: 1. Check the alarm settings: Ensure that the alarm is properly set and activated. Make sure the alarm time is correct and that the alarm is turned on. 2. Adjust the volume: Verify that the volume level is set to an audible level. Increase the volume if it is too low or muted. 3. Check the alarm sound: Confirm that the selected alarm sound is enabled and functioning properly. Try selecting a different alarm sound to see if it resolves the issue. 4. Reset the wake-up light: If the above steps do not resolve the problem, try resetting the wake-up light. Refer to the manual for instructions on how to perform a reset. 5. Contact customer support: If the alarm still does not work after trying the above steps, it is recommended to contact Philips customer support for further assistance. They can provide additional troubleshooting steps or arrange for a repair if necessary. By following these steps, you can troubleshoot and resolve the issue of the alarm not working on your Philips Wake-up Light HF3521.
To ensure proper maintenance and performance of your Philips Wake-up Light HF3521, it is recommended to clean it regularly. Although the specific cleaning frequency may not be mentioned in the available manual, a general guideline for cleaning light therapy devices is to clean them every 1-2 weeks or as needed. Here are the steps to clean your Philips Wake-up Light HF3521: 1. Unplug the wake-up light from the power source and allow it to cool down before cleaning. 2. Use a soft, lint-free cloth slightly dampened with water or a mild, non-abrasive cleaning solution to wipe the surface of the wake-up light. Avoid using harsh chemicals or abrasive materials that may damage the device. 3. Pay special attention to the light panel and buttons, as these areas may accumulate dust or dirt. Gently wipe them to remove any residue. 4. Dry the wake-up light thoroughly with a clean, dry cloth before plugging it back in. By following these steps and cleaning your Philips Wake-up Light HF3521 regularly, you can maintain its cleanliness and ensure optimal performance for your light therapy sessions.
If the display is not showing the correct time on your Philips Wake-up Light HF3521, you can try the following steps to troubleshoot the issue: 1. Check the clock settings: Ensure that the clock is set to the correct time format, either 12-hour or 24-hour. Adjust the time if necessary. 2. Power failure: If there has been a power failure, the set clock time may be saved for up to 8 hours. If the power failure lasts longer, the set clock time will be lost. In this case, you need to set the correct clock time again. 3. Reset the clock: If the clock is consistently displaying the incorrect time, you can try resetting it. Refer to the manual for instructions on how to perform a clock reset. 4. Contact customer support: If the issue persists after trying the above steps, it is recommended to contact Philips customer support for further assistance. They can provide additional troubleshooting steps or arrange for a repair if necessary. By following these steps, you can troubleshoot and resolve the issue of the display not showing the correct time on your Philips Wake-up Light HF3521.
If the light is not turning on when the alarm goes off on your Philips Wake-up Light HF3521, you can try the following steps to troubleshoot the issue: 1. Check the alarm settings: Ensure that the alarm is properly set and activated. Make sure the alarm time is correct and that the alarm is turned on. 2. Verify the light intensity: Check the light intensity setting for the alarm. Make sure it is set to a level that is visible and suitable for waking up. 3. Adjust the volume: Confirm that the volume level is set to an audible level. Increase the volume if it is too low or muted. 4. Check the alarm sound: Ensure that the selected alarm sound is enabled and functioning properly. Try selecting a different alarm sound to see if it resolves the issue. 5. Reset the wake-up light: If the above steps do not resolve the problem, try resetting the wake-up light. Refer to the manual for instructions on how to perform a reset. 6. Contact customer support: If the light still does not turn on when the alarm goes off after trying the above steps, it is recommended to contact Philips customer support for further assistance. They can provide additional troubleshooting steps or arrange for a repair if necessary. By following these steps, you can troubleshoot and resolve the issue of the light not turning on when the alarm goes off on your Philips Wake-up Light HF3521.
Yes, the manual of the Philips Wake-up Light HF3521 is available in English .
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