Oki OKIOFFICE 120, Maintenance Manual

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4-1
Section4
Troubleshooting Procedures
4.1 Troubleshooting Outline
Before troubleshooting a unit check the following:
•
Is the power cord correctly connected to the machine?
•
Is the telephone handset and the telephone line cord connected correctly?
•
Is there paper in the paper cassette?
•
Are all covers closed correctly?
Before removing any portions of the machine or making any adjustments be sure the
power cord is disconnected from the unit. Check the following:
•
The power source should be rated according to unit specifications.
•
The unit should not be connected to an electrical circuit with other equipment or where voltages
may vary.
•
The unit should be installed on a flat, level surface.
•
The ambient temperature and relative humidity surrounding the unit should be 50
°
F to 89.6
°
F (10
°
C to 32
°
C) at 20% to 80% humidity with no condensation.
•
The unit should be located in a well ventilated area.
•
The unit should receive necessary cleaning and maintenance.
The unit should be installed:
•
Away from heat sources and heating or cooling vents.
•
Away from water heaters, steam generators, humidifiers or other areas of high humidity.
•
Away from dusty areas.
•
Away from areas where chemical fumes or gasses are generated or may collect.
•
Away from areas exposed to direct sunlight.
Check the consumable:
•
Verify that the recording paper supply is adequate and that it is high- or standard-quality 20lb.
xerographic bond.
•
Verify that the recording paper has been stored away from moisture and damp areas.
•
Verify that the recording paper has not been damaged in any way.