9
Maintenance
Handle your device and accessories with care. The following
suggestions help you keep your device operational.
• Keep the device dry. Humidity and all types of liquids or
moisture can contain minerals that corrode electronic circuits.
• Do not use or store the device in dusty or dirty areas.
• Do not store the device in high temperatures. High
temperatures may damage the device.
• Do not store the device in cold temperatures. When the device
warms to its normal temperature, moisture can form inside
the device and damage it.
• Unauthorized modications may damage the device.
• Do not drop, knock, or shake the device. Rough handling can
break it.
• Only use a soft, clean, dry cloth to clean the surface of the
device.
• Keep the device away from magnets or magnetic elds.
Important!
If the White reference target becomes dirty or damaged,
reference measurements are corrupted and the device
measurement results in reectance/absorption are unreliable.
Cleaning the Device
Occasionally the device window needs cleaning. Use
compressed air to blow out the dirt from the window. The
compressed air must be clean and bottled, otherwise oil or
water may end up on the window.
Only use oil and moisture-free
compressed air in a spray can
for the window.
Proceed as follows:
1. Tip a small amount of
isopropanol alcohol on a
non-linting cloth.
2. Wipe the window to remove
the dirt.
Warning!
Do not use excessive air pressure to clean up the window.
