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Specifications

Models HF3451/HF3461/

HF3462

Rated voltage

230V

 

Rated frequency

50Hz

 

Rated input

75W (HF3451) or 100W

 

 

(HF3462/HF3461)

 

Class

II

 

Classification

Not classified

 

Ingress of water

IPX0

 

Operating conditions

Temperature

from +10°C to +35°C

 

Relative humidity

from 30% to 90%

Storage conditions

Temperature

from -20°C to +50°C

 

Relative humidity

from 30% to 90% (no

 

 

condensation)

Circuit diagrams, parts lists and other technical descriptions will be provided on request. Take measures to prevent the occurrence of electromagnetic interference or other types of interference between this appliance and other appliances.

Frequently asked questions

Question

Answer

 

 

Why does the appliance

Perhaps you have not inserted the plug properly into the wall socket.

not work?

Put the plug properly into the wall socket.

 

Perhaps there is a power failure. Check if the power supply works by

 

connecting another appliance.

 

Perhaps the mains cord is damaged. If the mains cord is damaged, you

 

must have it replaced by Philips, a service centre authorised by Philips

 

or similarly qualified persons in order to avoid a hazard.

 

Perhaps the appliance overheated and the overheating protection

 

switched off the appliance. Remove the cause of overheating (e.g. a

 

towel that blocks one or more vents) and unplug the appliance. Wait

 

approx. 20 minutes and then put the plug back into the wall socket.

Why does the appliance

This is normal, as the appliance is heated up by the light of the lamp.

become hot during use?

 

The appliance does not respond when I try to set different functions. What should I do?

Why does the light not go on when the alarm goes off?

Press the Reset button in the bottom of the appliance or remove the plug from the wall socket and reinsert it.The appliance is then reset to the factory default settings.

Perhaps you set the light level too low.

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Philips manual Specifications, Models HF3451/HF3461 HF3462, Frequently asked questions, Question Answer
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HF3451 specifications

The Philips HF3451 is an innovative wake-up light designed to enhance the waking experience by simulating a natural sunrise. This product stands out in the market for its ability to mimic the gradual increase in daylight, helping users to wake up more gently and naturally.

One of the key features of the HF3451 is its ability to gradually increase the light intensity over a period of 20 to 40 minutes before the alarm time is set. This progressive light increase simulates the experience of a natural sunrise, easing people out of sleep and reducing the jarring effects of a traditional alarm clock.

In addition to its natural wakes-up feature, the HF3451 also offers a variety of sound options. Users can choose from different nature sounds, such as birds chirping or gentle streams, to accompany the light, providing a more serene waking environment. Furthermore, there's an FM radio feature that allows users to wake up to their favorite radio station, adding an extra layer of personalization to the waking experience.

The design of the Philips HF3451 is sleek and modern, fitting seamlessly into various bedroom aesthetics. It features a large, easy-to-read display that provides clear visibility even in low light. The adjustable brightness of the display ensures it does not disturb your sleep while maintaining a functional aspect.

Durability and energy efficiency are also important characteristics of the HF3451. The light utilizes LED technology, which is known for its long lifespan and lower energy consumption. This makes it not only environmentally friendly but also cost-effective over time.

Moreover, the HF3451 includes a snooze function that allows users to enjoy a few extra minutes of rest before the light and sound resume. Its intuitive design makes it user-friendly, with touch-sensitive buttons positioned for easy access.

Overall, the Philips HF3451 combines advanced technology with user-centric features to create a unique and beneficial waking experience. By seamlessly integrating light therapy and sound to enhance the waking process, it caters to those looking to improve their morning routine and overall well-being.
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