Handling The Machine's Interior; Installing The Projector On A Wall Or Ceiling - Ricoh PJ WX4141n User Manual

• Do not increase the volume unless you are listening while increasing the volume. Also, lower
the volume before turning off the power, because a loud sound may be emitted when the
power is turned on and cause hearing damage.

Handling the Machine's Interior

This section explains safety precautions about handling the machine's interior.
• Do not remove any covers or screws that are not mentioned in this manual. There are high
voltage components inside the machine that may cause electric shock. Contact your service
representative if any of the machine's internal components require maintenance, adjustment, or
repair.
• Do not disassemble or modify the machine. Doing so may cause injury or malfunction.
• If the machine's interior is not cleaned regularly, dust will accumulate. Fire and breakdown can
result from heavy accumulation of dust inside this machine. Contact your sales or service
representative for details about and charges for cleaning the machine's interior.

Installing the Projector on a Wall or Ceiling

• Do not attempt to clean or replace parts for a machine that is installed in a high location on a
wall or ceiling. Doing so may cause it to fall down, resulting in an injury.
• Do not open the lamp cover of a machine that is installed on a wall or ceiling. Doing so may
cause the lamp cover to fall down. If the lamp is broken, pieces of glass may fall and cause an
injury.
• Contact your sales or service representative to clean or replace parts for a machine that is
installed on a wall or ceiling.
• If a machine is incorrectly installed on a wall or ceiling, it may fall down and cause an injury.
Contact your sales or service representative if you want to install a machine on a wall or
ceiling.
Safety Precautions to Be Followed
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