ONYX OPERATION MANUAL
9
8. Operation of ONYX
Units of Measurement
ONYX
will display detected radiation levels in
CPM
-‐
Counts Per Minute
and
either
μSv/hr
(microSieverts Per
Hour), or
mR/hr
(milliRoentgens Per Hour).
Before
Using Your ONYX
Charge your ONYX
Depending on the charger used, this will take 1 to 2
hours if the battery is fully depleted.
You may charge your ONYX from any standard
computer USB port or from a wall-‐wart or dedicated
USB Charger. When you connect a powered micro-‐USB
connector to your ONYX, it will perform a soft reset and
self-‐test. You will see the startup screen, showing your
firmware version number, before settling-‐in to begin
counting again.
You will also see a charge indicator on the battery icon
while ONYX is being charged.
Using Your ONYX
On the back of the ONYX, slide the Mode Switch
down
to the “Un-‐Lock” position . Once the processor re-‐
initializes, the OLED display will illuminate and ONYX
will immediately begin to count and measure radiation
while displaying the
Current Readings
on-‐screen. The
