HP LASERJET ENTERPRISE M725dn Troubleshooting Manual page 468

Table 2-34 Image defect examples (continued)
Problem
Repeat defects
Repeat image
Misformed characters
Page skew
436 Chapter 2 Solve problems
Image example Solution
1.
2.
3.
This type of defect might occur when using preprinted forms or a large quantity of
narrow paper. Verify that the preprinted ink used on forms meets HP specifications
Dear Mr. Abhjerhjk,
The dhjhfiuhu if teint hhkjhjnf j us a weue jd, fnk
ksneh vnk kjdfkaakd ss hsjhnckkajhdhf kashfhnduujdn.
for use in laser printers.
Pkshkkhklhlkhkhyufwe4yrh9jjflkln djd skshkshdcnksnjcnal
aksnclnslskjlncsl nas lnslna, ncnsljsjscljckn nsnclknsllj
hwlsdknls nwljs nlnscl nijhsn clsncij hn. Iosi fsjs jlkh andjna this
is a hn. jns fir stie a djakjd ajjssk. Thsi ius vnvlu tyeh lch afted,
and when hghj hgjhk jdj a dt sonnleh.
Suolklv jsdj hvjkrt ten sutc of jthjkfjkn vjdj hwjd, an olk d
.at fhjdjht ajshef. Sewlfl nv atug ahgjfjknvr kdkjdh sj hvjk
sjskrplo book. Camegajd sand their djnln as orged tyehha
as as hf hv of the tinhgh in the cescmdal vlala tojk. Ho sn shj
1.
shjkh a sjca kvkjn? No ahdkj ahhtuah ahavjnv hv vh aefve r
Tehreh ahkj vaknihidh was skjsaa a dhkjfn anj
cjkhapsldnlj llhfoihrfhthej ahjkkjna oa h j a kah w asj kskjnk as
sa fjkank cakajhjkn eanjsdn qa ejhc pjtpvjlnv4purlaxnwl. Ana
l, and the askeina of ahthvnasm. Sayhvjan tjhhjhr ajn ve fh k
v nja vkfkahjd a. Smakkljl a sehiah adheufh if you do klakc k
w vka ah call lthe cjakha aa d a sd fijs.
Sincerely, 2.
Mr. Scmehnjcj
3.
4.
1.
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2.
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3.
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4.
5.
1.
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Print a few more pages to see if the problem corrects itself.
Clean the inside of the product and run a cleaning page to clean the fuser.
Use the repetitive defect ruler to determine if the defect is caused by the fuser
or the toner cartridge.
If the toner cartridge is causing the defect, run the print/stop test at the
◦
500 msec setting. If the test shows a defect, replace the toner cartridge.
Use the Fuser Test Page
◦
fuser. If the error persists, replace the fuser.
Print a few more pages to see if the problem corrects itself.
Make sure that the type and quality of the paper you are using meet
HP specifications. For more information, see the product user guide.
Verify that the product is configured for the correct paper type.
Use the Fuser Test Page option in the
the error persists, replace the fuser.
Print a few more pages to see if the problem corrects itself.
Make sure that the environmental specifications for the product are being met.
Make sure that the type and quality of the paper you are using meet
HP specifications. For more information, see the product user guide.
The laser/scanner wire connectors might have poor contact. Reconnect the
connectors (J12 and J3100).
The laser/scanner might be damaged. Replace the laser/scanner.
Print a few more pages to see if the problem corrects itself.
Verify that no torn pieces of paper are inside the product.
Make sure that paper is loaded correctly and that all adjustments have been
made. Make sure that the guides in the tray are not too tight or too loose
against the paper.
Turn over the paper in the tray. Also, try rotating the paper 180°.
Make sure that the type and quality of the paper you are using meet
HP specifications. For more information, see the product user guide.
Make sure that the environmental specifications for the product are being met.
option in the Troubleshooting
Troubleshooting menu to test the fuser. If
menu to test the
ENWW