HP (Hewlett-Packard) M551N Printer User Manual


 
Repeating defects
If defects repeat at regular intervals on the page, use a ruler and the table below to identify the cause
of the defect. Place the top of the ruler at the first defect. The marking that is beside the next occurrence
of the defect indicates which component needs to be replaced.
Distance between defects Product components that cause the defect
27 mm Print cartridge (primary charging roller)
32 mm Print cartridge (developer roller)
44 mm Print engine (primary transfer roller)
49 mm Print cartridge (replenishing/supply roller)
50 mm Print engine (secondary transfer roller)
76 mm Print cartridge (OPC)
77 mm Fuser (fuser film)
78 mm Fuser (pressure roller)
Print the Supplies Status page
The Print Supplies Status page indicates the estimated life remaining in print cartridges. It also lists
the part number for the correct genuine HP print cartridge for your product so you can order a
replacement print cartridge, as well as other useful information.
1.
At the control panel, press the Home
button.
2. Open the following menus:
Administration
Reports
Configuration/Status Pages
3. Use the down arrow button
to highlight the Supplies Status Page item, and then press the
OK button to select it.
4. Use the up arrow button
to highlight the Print item, and then press the OK button.
ENWW
Solve problems with supplies
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