Dometic PerfectView MC 402 Guide De Démarrage Rapide page 4

Safety information
NOTICE!
If you use the monitor in vehicles, the vehicle should be running during
operation to prevent the vehicle battery from discharging.
Only insert round discs into the device.
Do not use any other shaped discs.
Only clean the discs with a soft dry cloth from the middle to the outer
edge. To remove dirt, use a mild cleaning agent.
New discs may have flaking on the edges. Remove these by carefully
running the side of a ballpoint pen around the edge.
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MC402
EN