Canon imagerunner C5180 Service Manual page 707

Chapter 19
5. CLEANING
Sub item
TBLT-CLN Cleans intermediate transfer belt.
Image imperfections are improved by removing impurities adhering to the intermediate transfer
belt (such as fingerprints, grease and paper dust).
Operation method
1) Press 'TBLT-CLN' to display the item in reverse and select it.
2) Press the OK key.
The cleaning operation lasts about 80 seconds, then ends automatically.
FDRL-CLN Used when cleaning face-down paper delivery roller 1/2.
Operation method
1) Select this item, then press the OK key to start the rollers operating.
2) While both rollers are operating, press against each with a cloth soaked in alcohol to clean it.
3) Press the stop key to stop the rollers.
RVRL-CLN Used when cleaning reverse roller.
Operation method
1) Open the paper delivery cover.
2) Select this item and press the OK key to start the roller operating.
3) While the roller is operating, press against it with a cloth soaked in alcohol to clean it.
4) Press the stop key to stop the roller.
DEVL-CLN Cleans inside developer unit.
Image imperfections are improved by forcibly consuming toner that has been over-agitated (toner
with improper charge) by the toner agitation screw.
Operation method
1) Select this item and press the OK key.
2) The cleaning operation lasts about 160 seconds, then ends automatically.
6. FIXING
Sub item
NIP-CHK not use
FX-UHP-S Fixing belt (upper belt) displacement control auto home position search
Forces fixing belt (upper belt) displacement control and detects belt position detection sensor
switching time. From that time, the home position displacement table is used to change the home
position.
FX-LHP-S Pressure belt (lower belt) displacement control auto home position search
Pressure fixing belt (lower belt) displacement control and detects belt position detection sensor
switching time. From that time, the home position displacement table is used to change the home
position.
MTR-CHK1 Fixer motor initial current measurement
MTR-CHK2 Fixer motor current measurement
F-SP-CHK Long speed difference measurement
Explanation of operation
1) A3 paper picked up from multi-feed tray.
2) High density cyan image formed over whole sheet, then leading edge and trailing edge kept
stuck in fixing unit for 5 seconds, a total of two times.
3) Paper output into FU tray.
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COPIER>FUNCTION>CLEANING
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T-19-49
COPIER>FUNCTION>FIXING
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