SOEKS QUANTUM, Manual

Page: 31 / 44

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Power control of the device
1. To turn the device on, press and hold the middle button [
•
] until
the display lights up, then release the middle button [
•
].
2. To turn the device off, press and hold the middle button [
•
],
until the display goes blank. Then release the middle button [
•
]. If you press
and hold the middle button [
•
] the device will switch off regardless of which
mode it is in. The information about the accumulated dose and the history of
the measurements will be saved in the device’s memory.
Switching the device off through other means, such as allowing
the full discharge of batteries or after their removal, is not recommended
since data may be lost as a result.
Buttons block
To lock the keypad, press and hold both left
[
↗
]
and right
[
↘
]
buttons until the keypad locking symbol appears (Page 32). To unlock the
keypad, press and hold both left
[
↗
]
and right
[
↘
]
buttons buttons until the
locking symbol disappears.
While the keypad is locked, the device continues measuring
radiation background and accumulated dose.
If the keypad is locked and the screen is blank, pressing any
button will make the screen turn on for a short time and then go blank again.