Ricoh D146 Service Manual page 20

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Important Safety Notices
Prevention of Physical Injury
1. Before disassembling or assembling parts of the copier and peripherals, make sure that the
copier power cord is unplugged.
2. The wall outlet should be near the copier and easily accessible.
3. If any adjustment or operation check has to be made with exterior covers off or open while the
main switch is turned on, keep hands away from electrified or mechanically driven
components.
4. The copier drives some of its components when it completes the warm-up period. Be careful
to keep hands away from the mechanical and electrical components as the copier starts
operation.
5. The inside and the metal parts of the fusing unit become extremely hot while the copier is
operating. Be careful to avoid touching those components with your bare hands.
Health Safety Conditions
1. Toner and developer are non-toxic, but if you get either of them in your eyes by accident, it
may cause temporary eye discomfort. Immediately wash eyes with plenty of water. If
unsuccessful, get medical attention.
2. The copier, which use high voltage power source, can generate ozone gas. High ozone
density is harmful to human health. Therefore, the machine must be installed in a
well-ventilated room.