Ricoh Aficio MP 4000, Operating Instructions Manual

Page: 238 / 1118

• Do not take off the holding stand.
• Protect the machine from strong shocks. Impact can damage the hard disk and cause stored files to
be lost. As a precautionary measure, files should be copied to another computer.
• For details about how to turn the main power off, see “Turning On/Off the Power”, About This
Machine.
Optimum environmental conditions
This section describes precautions when locating the machine.
• Keep the machine away from humidity and dust. Otherwise a fire or an electric shock might occur.
• Do not place the machine on an unstable or tilted surface. If it topples over, an injury might occur.
• After you move the machine, use the caster fixture to fix it in place. Otherwise the machine might move
or come down to cause an injury.
• Make sure the room where you are using the machine is well ventilated and spacious. Good ventilation
is especially important when the machine is used heavily.
• Temperature: 10-32 °C (50-89.6 °F) (humidity to be 54% at 32 °C, 89.6 °F)
• Humidity: 15-80% (temperature to be 27 °C, 80.6 °F at 80%)
• A strong and level base.
• The machine must be level within 5 mm, 0.2 inch: both front to rear and left to right.
• To avoid possible buildup of ozone, make sure to locate this machine in a large well ventilated room
that has an air turnover of more than 30 m
3
/hr/person.
Environments to avoid
• Locations exposed to direct sunlight or other sources of strong light (more than 1,500 lux).
• Locations directly exposed to cool air from an air conditioner or heated air from a heater. (Sudden
temperature changes can cause condensation to form inside the machine.)
• Locations close to machines generating ammonia, such as a diazo copy machine.
• Places where the machine will be subject to frequent strong vibration.
• Dusty areas.
• Areas with corrosive gases.
8. Remarks
134
8