Brother DCP-7090 Service Manual page 5

4.2.2 4.2.2 No pa No paper f per feedin eeding from
4.2.3 4.2.3 No pa No paper f per feeding eeding from
4.2.4 4.2.4 Multi Multiple sh ple sheets o eets of pape
4.2.5 4.2.5 Paper become Paper becomes wri
4.2.6 4.2.6 Paper is fe Paper is fed at d at an an
4.2.7 4.2.7 Paper curls Paper c urls ......
4.2.8 4.2.8 Unable to p Unabl e to perform erform 2-side
4.2.9 4.2.9 Paper jam ....... Paper jam .............
4.3 4.3 Troubl Troubleshooti eshooting for Image De ng for Image Defects ....
4.3.1 4.3.1 Image defec Image defect exam t examples
4.3.2 4.3.2 Troubl Troubleshooti eshooting i
4.4 4.4 Troubleshooti Troubl eshooting fo ng for Soft r Software
4.4.1 4.4.1 Unable to Unabl e to receiv receive dat
4.5 4.5 Troubleshooti Troubl eshooting fo ng for Net r Network
4.5.1 4.5.1 Canno Cannot make t make a pri
4.5.2 4.5.2 Canno Cannot con t connect nect to ac
4.6 4.6 Troubleshooti Troubl eshooting for C ng for Control
4.6.1 4.6.1 Nothing is d Nothin g is displa isplayed on
4.6.2 4.6.2 Nothing is Nothin g is displ displayed
4.6.3 4.6.3 Unable to p Unabl e to perform erform panel
4.7 4.7 Troubl Troubleshooti eshooting fo ng for Ton r Toner Ca
4.7.1 4.7.1 New toner New toner not d not detecte
4.7.2 4.7.2 Toner Toner cartri cartridge n dge not d
4.7.3 4.7.3 Toner Toner replace replacement
4.7.4 4.7.4 Drum er Drum error ror ....... .............
4.7.5 4.7.5 Drum replac Drum replacement ement messag
4.8 4.8 Troubleshooti Troubl eshooting for F ng for Fuser Un
4.8.1 4.8.1 Fuser unit failure ........ Fuser uni t failure ...............
4.9 4.9 Troubleshooti Troubl eshooting for ng for Laser Laser Unit
4.9.1 4.9.1 Laser un Laser unit failu it failure re .......
4.10 4.10 Troubl Troubleshooti eshooting ng for for PCB Problems PCB Problems ......
4.10.1 4.10.1 Main PCB Main PCB failur failure e ......
4.10.2 4.10.2 Full Full memory memory .......
4.11 Trouble 4.11 Troubleshootin shooting for g for Docum
4.11.1 4.11.1 No document is No document is fed
4.11.2 Multi 4.11.2 Multiple documents are fed ple documents are fed .......
4.11.3 4.11.3 Docume Document nt jam jam ......
4.11.4 4.11.4 Docum Document becomes wrinkled ent becomes wrinkled ......
4.11.5 4.11.5 Docume Document size nt size is not
4.12 Trouble 4.12 Troubleshootin shooting for g for Scannin Scanning Image Defect
4.12.1 4.12.1 Defect Defect examp examples
4.12.2 4.12.2 Troubl Troubleshooti eshooting accordi
4.13 Trouble 4.13 Troubleshootin shooting for g for FAX/Phon FAX/Phone Problems
4.13.1 4.13.1 Fax Fax canno cannot t be be sent
g from MP tra MP tray y ....... ............. .............
from manual manual feed feed slot slot .......
f paper are r are fed fed ....... .............. .............
s wrinkled ............. nkled ................... ............. ..............
an angle gle ...... ............. ............. ............. ..............
............. .............. ............. ............. ............. ............. .............
2-sided prin d printing ting ....... ..............
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fects .......... ............. .............. ..............
ples ...... ............. ............. ............. ..............
ng image mage defect ............ defect .................. .............
ware Problem Problems s ....... ............. .............
e data a ...... ............. .............. ............. .............
work Proble Problems ms ...... ............. .............
a print th nt through rough networ network con k connectio
to access cess point point ...... ............. ..............
ontrol Panel Pr Panel Problems ...... oblems ............
yed on the LC the LCD D ....... .............. ..............
ayed on th on the LED e LED ....... .............. ..............
panel operat operation ........... ion ..................
er Cartridge rtridge and D and Drum U rum Unit P
etected d ....... .............. ............. ............. ..............
ot detected etected ....... ............. ............. ..............
ment messag message di e displaye splayed on d on LCD
............. ............. ............. .............. ............. .............
message d e displa isplayed yed on
user Unit Prob it Problems ............ lems ...................
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Unit Problem Problems s ...... ............. ..............
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Document Feeding Problem ent Feeding Problems s .......
fed ....... ............. ............. .............. .............. .............
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is not detec detected correctly ........... ted correctly ..................
g Image Defect ....... .............
les ....... .............. ............. ............. ............. ............. ..............
ng according to image defect ng to image defect .......
e Problems ....... ..............
sent ...... ............. .............. .............. .............. .............
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nection ............ n ................... .............. ..............
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nit Problem roblems s ....... .............. .............. ..............
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LCD is n is not c ot cleared ...... leared .............
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on LCD LCD is is not not cleare cleared d ....... ..............
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