https://www.philips.co.uk/c-f/XC000008462/why-is-the-led-on-my-philips-alarm-clock-always-on
Why is the LED on my Philips alarm clock always on? | Philips
That is not a failure. The LED is always on when you connect the AC adaptor to the unit. You can press and hold REPEAT ALARM/BRIGHTNESS CONTROL for about 10...
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Philips HF3520 Wake-Up Light Alarm Clock | Key Features, Price & Alternatives
Nov 4, 2024 - Start your mornings in the right way with the Philips HF3520 Wake-Up Light Alarm Clock, which wakes you up in a pleasant and more natural way.
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