Reading the Light-check LED
• Light-check LED flashes green. The K750 is receiving enough light and is ready for use.
• Light-check LED flashes red. The K750 requires more light to continue working on
a long-term basis.
Note:
If the Light-check LED produces no light, please see Help with setup for more information.
Using the Solar App
Want an easy and more visual way of checking the available light falling on the K750 while keeping track of
the keyboard's energy reserve? Download and install the Solar App from
• The Solar App operates in the background and
notifies you whenever there is a change (up or down)
in the K750's energy reserve.
• Try to keep the Light-check gauge pointing at 100 lux or
higher to make sure the K750 will have plenty of energy.
• To bring the Solar App to the foreground, press the
Light-check hot key on the keyboard. The Solar App
will pop up, and the Light-check gauge will activate
immediately.
Note:
Not available on Windows RT.
Using the keyboard F-key
User-friendly enhanced F-keys let you launch applications easily. To use the enhanced functions (blue icons),
first press and hold the
Tip:
In the software settings, you can invert the FN mode if you prefer to access directly the enhanced functions
without having to press the
* Requires SetPoint™ Software (Available for download at www.logitech.com/downloads. Not available on Windows RT.)
2nd: Press an F-key
Logitech Wireless Solar Keyboard K750
key; second, press the F-key you want to use.
key.*
1st: Press and hold the
www.logitech.com/k750/solarapp
key
4 English
Light-check gauge
Light-check gauge readout
Energy reserve (historical)
Energy reserve (real time)
Energy reserve readout
(real time)
Status notifications about
energy reserve
Click for guidance about energy
reserve management