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7 Keep the instrument clean. Clean the test chamber
regularly using a moistened tissue or cotton bud.
8 Keep the instrument in a clean, dry place when it is
not in use. Keep it on a clean, dry bench away from
chemicals, place it in a storage cupboard or keep it in
a carrying case.
Viewing the Instrument Memory
To view the previous results (10 results are stored
within the instrument memory), hold the 'menu' button
down for at least three seconds whilst the display
showing the selected test or result is on the screen.
To scroll through the 10 different results, simply
press the 'menu' button.
menu, press the 'menu' button again for at least
three seconds.
Backlight Operation
The backlight can be turned on and off by holding the
'On/Off' button for a two second period during power on.
To exit the results
10
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