Silvercrest SPUV 90 A1/SPUH 90 A1 - Manual (Page 64)

Cleaning and care
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Important:
Never permit fluids to permeate inside the device. The device could also be
irreparably damaged!
• Always keep the appliance clean.
• Use a soft and dry cloth to clean the device housing.
• Never use detergents or solvents that could damage plastics.
• Check the state and charge condition of the inserted batteries at least
once a year.
• If you do not intend to use the device for an extended period, remove the
batteries.
• Store the appliance at a dry and clean location with an ambient temperature
of approx. 0°– +50°C.
Troubleshooting
The device does not function.
• Batterie have not been inserted. Insert batteries.
• The batteries are exhausted. Exchange the batteries.
• The batteries have been inserted incorrectly. Check the poling of the batteries
and, if necessary, correct it.
The projection is fuzzy.
• The focus is not correctly programmed. Adjust the clarity of the projection
with the projection focus w .
• The distance to the projection area is too small or too large. Place the
Projection Alarm Clock at a distance of between 40cm and 3m from
the projection area.
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IB_71140_SPUV90A1_LB5.qxd 28.11.2011 9:02 Uhr Seite 62