Confidential
9-38
I-13 Image
distortion
Possible cause
Step
Check
Result
Remedy
Laser unit
installation
1
Is the laser unit secured to
the frame incorrectly?
(Check if there is any
play.)
No
Secure the unit correctly and
tighten the screws.
Scanner LD
emission
failure
Scanner motor
rotation
failure
2
Is the laser diode or the
scanner motor defective?
No
Replace the laser unit.
Scanner
connection
failure
3
Is the scanner harness
connected properly?
(Check if it is coming
loose.)
No
Connect the harness correctly.
I-14 Faint
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Print out test print out test print out test Print out test print o
Print out test print out test print out test Print out test print o
Print out test print o
Possible cause
Step
Check
Result
Remedy
Printer
installation
1
Is the printer placed
horizontally?
No
Place the printer on a flat surface.
Toner
cartridge
2
Does the problem happen
immediately after replacing
the toner cartridge with a
new one?
Yes Remove and carefully shake the
toner cartridge horizontally.
Scanner
window dirty
3
Is the scanner window
dirty?
Yes Clean the scanner window with a
soft dry cloth.
Laser unit
failure
4
Is the problem solved by
replacing the laser unit?
Yes Replace the laser unit.
Содержание DCP-7010
Страница 1: ...Confidential FACSIMILE EQUIPMENT SERVICE MANUAL MODELS MFC7420 7820N DCP7010 7020 7025 ...
Страница 14: ...Confidential CHAPTER 1 PARTS NAMES FUNCTIONS ...
Страница 20: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Страница 44: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 64: ......
Страница 65: ...Confidential CHAPTER 4 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...
Страница 68: ...Confidential 4 2 Cover page sample End page sample ...
Страница 69: ...Confidential CHAPTER 5 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 150: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 154: ...Confidential CHAPTER 7 CLEANING ...
Страница 156: ...Confidential CHAPTER 8 MAINTENANCE MODE ...
Страница 164: ...8 7 Confidential Scanning Compensation Data List a b c d e f g h i j k l m n q ...
Страница 172: ...8 15 Confidential Configuration List ...
Страница 178: ...8 21 Confidential Cover page sample End page sample ...
Страница 187: ...Confidential CHAPTER 9 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 321: ...A NCU PCB MFC7420 U S A and CANADA models Confidential ...
Страница 322: ...A NCU PCB MFC7820N U S A and CANADA models Confidential ...
Страница 323: ...A NCU PCB MFC7420 EUROPE models Confidential ...
Страница 324: ...A NCU PCB MFC7820N EUROPE models Confidential ...
Страница 325: ...B Power Supply PCB 100V U S A and CANADA models Confidential ...
Страница 326: ...B Power Supply PCB 200V EUROPE models Confidential ...
Страница 327: ...December 04 SM FAX036 2 8C5A03 Printed in Japan ...