7.1.4. Uneven Image Density
Possible Cause (Scanner)
•
Dirty exposure glass
Action
•
Clean the exposure glass (for both book and ADF).
•
Replace the image sensor.
Possible Cause (Printer)
•
Poor drum sensitivity.
•
Dirty laser optic components.
•
The toner metering blade is deformed, or incorrectly positioned.
•
Uneven toner supply in the development toner hopper.
•
Quenching lamp defect.
Action:
1. Print a solid black test pattern, and open the cover in the middle of print-
ing.
2. Check if the toner is evenly distributed on the development roller.
•
If it is not, check the toner metering blade, and the toner supply mecha-
nism in the toner hopper. If yes, go to step 3.
•
If the image is lighter in the center of the image, toner may be low. Re-
place the CTM and supply more toner.
3. Check if the toner is evenly distributed on the drum.
•
If it is not, check the drum sensitivity, the laser optic components, and
the quenching lamp on the CTM.
•
If it is, check if there is any dirt on the transfer roller surface.
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June 10th, 1997
TROUBLESHOOTING
COPY QUALITY TROUBLESHOOTING
7-5
Содержание Aficio FX10
Страница 1: ...LFO AFICIO FX10 SERVICE MANUAL June 10th 1997 Subject to change...
Страница 243: ...PARTS CATALOG FOR Model LFO Europe France Asia 2 July 18 1997 Second Edition 1 July 10 1997 First Edition...
Страница 244: ...0RGHO 2 XURSH UDQFH VLD...
Страница 246: ...2 19 1 EXTERIOR 1...
Страница 248: ...4 28 30 29 2 EXTERIOR 2...
Страница 250: ...6 3 CASSETTE...
Страница 252: ...8 4 ADF UNIT 1...
Страница 254: ...10 5 ADF UNIT 2...
Страница 256: ...12 6 SCANNER 1...
Страница 258: ...14 7 SCANNER 2...
Страница 260: ...16 8 LASERUNIT...
Страница 262: ...18 9 PAPER FEED SECTION...
Страница 264: ...20 10 DEVELOPMENT UNIT...
Страница 266: ...22 39 40 41 11 FUSING UNIT...
Страница 268: ...24 12 PAPER EXIT SECTION 1...
Страница 270: ...26 13 FRAME AND ELECTRICAL SECTION 1...
Страница 272: ...28 26 14 FRAME AND ELECTRICAL SECTION 2...
Страница 274: ...30 15 OPTION CASSETTE...
Страница 276: ...34 PARTS INDEX...