Canon IMAGERUNNER ADVANCE C5030, Service Manual, Page: 460 / 1455

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6-6
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Troubleshooting■>■Test■Print■>■How■to■use■the■test■print■>■Full■color■16-gradations■(TYPE=14)
Troubleshooting■>■Test■Print■>■How■to■use■the■test■print■>■Full■color■16-gradations■(TYPE=14)
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64-gradations■(TYPE=12)
F-6-5
This■test■print■is■for■mainly■checking■the■gradations■of■YMCBk■single■color■at■one■time.
Check■item Check■method Assumed■cause
Gradation Check■that■64■gradations■density■is■properly■reproduced. Failure■of■Drum■Unit■(end■of■life)
Failure■of■Laser■Scanner■Unit
Fogging Check■that■fogging■appears■on■white■image■area■only. Failure■of■Drum■Unit■(end■of■life)
Failure■of■Laser■Scanner■Unit
White■line Check■that■there■is■no■white■line■on■entire■image. Failure■of■Developing■Assembly
T-6-7
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Full■color■16-gradations■(TYPE=14)
Light areas
White White
F-6-6
This■test■print■is■for■mainly■checking■the■gray■balance,■gradations■of■YMCBk■singe■color■and■fogging.
Check■item Check■method Assumed■cause
Gradation Check■that■64■gradations■density■is■properly■reproduced■in■
each■color.
Failure■of■Drum■Unit■(end■of■life)
Failure■of■Laser■Scanner■Unit
Fogging Check■that■fogging■appears■on■white■image■area■only. Failure■of■Drum■Unit■(end■of■life)
Failure■of■Laser■Scanner■Unit
Gray■balance Check■that■density■is■even■in■each■color■on■gray■scale■area. Failure■of■Drum■Unit■(end■of■life)
T-6-8