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2 Safety Precautions
Do not drop the DR 900 and do not expose it to liquid, moisture or humidity.
These might lead to damage of the device.
If the DR 900 is moved from a cold environment into a warmer one, do let it
adapt to the new temperature before operating the device. Otherwise it might
lead to condensation and cause malfunctions in the device.
Do not use the DR 900 in a dusty environment as dust can damage the interior
electronic components and lead to malfunctions in the device.
Protect the DR 900 from strong vibrations and place it on a stable surface.
Do not attempt to disassemble the DR 900.
Only use the power adapter delivered with the DR 900.
Never touch the power plug with wet hands and never pull on the power cable
when pulling the plug out of the power socket.
Make sure the electrical voltage specified on the DR 900 and its power plug is
corresponding to the voltage of the power socket. Incorrect voltage will destroy
the device.
If the DR 900 is not used for a long period of time, disconnect it from the power
supply by unplugging the power plug. This is to avoid the risk of fire.
Always power off the DR 900 when cleaning it.
Never use any harsh or strong solvents to clean the DR 900 since these may
damage the surface of the device. Dry, soft cloth is appropriate; however if the
DR 900 is extremely dirty, it may be wiped off with a slightly moist cloth. Make
sure the device is dried off after cleaning.
When it is necessary to ship the DR 900, store it in its original package. Save
the package for this purpose.