Measuring Point Illumination - VOLTCRAFT VC-590OLED Notice D'emploi

d) Measuring point illumination
The illumination key (14) located on the side of the DMM can be used
to activate/deactivate measuring point illumination when the device is on. Push the key once
to turn illumination on and twice to turn it back off. A confirmation beep sounds each time the
key is pressed.
The illumination remains on until the function is deactivated using the illumination key (14), the
rotary switch (to "OFF") or automatic power-off.
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