Field Service Ver. 1.0 May 2006
4. How to use the adjustment section
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Adjustment / Setting
Adjustment/Setting
4.
How to use the adjustment section
• “Adjustment/Setting” contains detailed information on the adjustment items and proce-
dures for this machine.
• Throughout this “Adjustment/Setting,” the default settings are indicated by “ ”.
Advance Checks
Before attempting to solve the customer problem, the following advance checks must be
made.Check to see if:
• The power supply voltage meets the specifications.
• The power supply is properly grounded.
• The machine shares the power supply with any other machine that draws large current
intermittently (e.g., elevator and air conditioner that generate electric noise).
• The installation site is environmentally appropriate: high temperature, high humidity,
direct sunlight, ventilation, etc.; levelness of the installation site.
• The original has a problem that may cause a defective image.
• The density is properly selected.
• The Original Glass, slit glass, or related part is dirty.
• Correct paper is being used for printing.
• The units, parts, and supplies used for printing (developer, PC Drum, etc.) are properly
replenished and replaced when they reach the end of their useful service life.
• Toner is not running out.
Caution
• Be sure to unplug the power cord of the machine before starting the service job
procedures.
• If it is unavoidably necessary to service the machine with its power turned ON, use
utmost care not to be caught in the Scanner Cables or gears of the Exposure Unit.
• Special care should be used when handling the Fusing Unit which can be
extremely hot.
• The Developing Unit has a strong magnetic field. Keep watches and measuring
instruments away from it.
• Take care not to damage the PC Drum with a tool or similar device.
• Do not touch IC pins with bare hands.
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Страница 26: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Main Unit magicolor 7450 magicolor 7450 ...
Страница 43: ...2 Product specifications Field Service Ver 1 0 May 2006 6 magicolor 7450 General Blank Page ...
Страница 288: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Lower Feeder Unit ...
Страница 293: ...1 Product specifications Field Service Ver 1 0 May 2006 2 Lower Feeder Unit General Blank Page ...
Страница 317: ...3 Other Field Service Ver 1 0 May 2006 26 Lower Feeder Unit Maintenance Blank Page ...
Страница 321: ...5 Sensor check Field Service Ver 1 0 May 2006 30 Lower Feeder Unit Adjustment Setting Blank Page ...
Страница 328: ...SERVICE MANUAL 2006 05 Ver 1 0 FIELD SERVICE Duplex Option ...
Страница 331: ...Duplex Option General Maintenance Adjustment Setting Troubleshooting Field Service Ver 1 0 May 2006 ii Blank Page ...
Страница 333: ...1 Product specifications Field Service Ver 1 0 May 2006 2 Duplex Option General Blank Page ...
Страница 345: ...6 Jam Display Field Service Ver 1 0 May 2006 14 Duplex Option Troubleshooting Blank Page ...