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7. HOW TO USE THE ADJUSTMENT/SETTING SECTION
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Field Service Ver.2.0 Mar. 2009
îš„ ADJUSTMENT/SETTING
7. HOW TO USE THE ADJUSTMENT/SETTING SECTION
7.1 Composition
This part "ADJUSTMENT/SETTING" describes items to be adjusted and the method of adjustment that is
required by this machine, it also gives detailed explanations.
A. Checking before starting work
When conducting claims in the field, it is necessary to check first the following:
1.
Are the power supply and voltage secured in accordance with the specifications?
2.
Is the power supply properly grounded?
3.
Is any equipment that repeatedly consumes a lot of electricity connected to the same power supply? (e.g.:
Electric noise sources such as elevator and air conditioner)
4.
Are environmental conditions suitable for the machine?
• High temperature and high humidity, direct sunlight, air ventilation, etc.
• Levelness of the location on which the machine is installed.
5.
Does the cause of poor images lie in the original itself?
6.
Is density selected properly?
7.
Is the original glass stained?
8.
Is proper paper used for copy?
9.
Are copy consumable replaced with new ones at their life? (e.g.: Developer, drum, cleaning blade, etc)
10.
Is toner filled?
B. Checkpoints when conductions on-site service
Due attention should be paid to the following when repairing the machine.
1.
Be sure to unplug the power cord from the power outlet. Also, when operating the machine with the power
supplied, be careful of the scan of the exposure unit and be sure not to get caught by the gear.
2.
The fusing section may be very hot. Be careful not to get burnt when handling it.
3.
The developing unit is strongly magnetized. Be careful not to bring a watch and instrument near to the unit.
4.
Be careful not to damage the drum with a tool.
5.
Be careful not to touch IC directly with bare hands.
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