Xerox Phaser 3052, Руководство по обслуживанию

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June 2014
3-5 Xerox® Phaser® 3020 Printer Service Manual
IQ3, IQ4
Image Quality
IQ3 Horizontal Black Bands RAP
Periodic dark of blurry horizontal stripes in the printed image ( Figure 1 ).
Procedure
• Switch Off the power.
• Check high voltage contacts for contamination or damage.
• Switch On the power and make a test print.
The defect is still present.
Y
N
Go to Call Closeout.
• Replace the Print Cartridge.
• Refer to the Xerox® Phaser® 3020 User Guide, Section 6 Maintenance, General Care,
for detailed instructions on how to replace the Print Cartridges.
Figure 1 Horizontal black bands
IQ4 Spots RAP
Random or periodic dark areas in the low density areas of a print, or voids in the dark areas of
a print (
Figure 1 ).
Initial Actions
Ensure that the Imaging Unit is firmly seated.
Procedure
Check the Transfer Roller for wear, damage and remaining life. The Transfer Roller is OK.
Y
N
Replace the Transfer Roller; (
REP 1.13 ), PL 3.1 .
Clean the voltage terminals for the Print Cartridges:
Switch on the power and make a test print. The test print looks OK.
Y
N
Replace the Print Cartridge.
Refer to the Xerox® Phaser® 3020 User Guide, Section 6 Maintenance, General Care,
for detailed instructions on how to replace the Print Cartridges.
If problem persists, replace the Fuser Module; ( REP 1.14 ), PL 3.2 .
Figure 1 Black spots