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4-36
Confidential
Problem
Action to be taken
(1) Completely blank
At the scanner
Check that the document is placed facing in the correct direction.
In ADF scanning, is the document placed
face up
in the document tray?
In flat-bed scanning, is the document placed
face down
on the scanner
glass?
Check the following components:
- Scanner cover (CIS flat cable)
- Main PCB
At the printer
• Check the ink cartridges. If any cartridges have run out of ink, replace
them.
• Perform a head cleaning operation.
• Check the connection of the head flat cables on the main PCB. (If
either of those cables is broken or damaged, replace it.)
• Check the head property data. (Refer to
• Replace the head/carriage unit.
• Replace the main PCB.
• Clean the head caps and wiper of the maintenance unit with a Rubycel
stick. For the cleaning procedure, refer to
"CLEANING THE MAINTENANCE UNIT."
• Replace the maintenance unit.
• Check that the drain tubes are not bent.
(2) Random color
(3) All black
At the scanner
Check the following components:
- Scanner cover (CIS flat cable)
- Main PCB
At the printer
Check the following components:
- Head/carriage unit and carriage PCB ASSY
- Main PCB
Содержание MFC 5490CN - Color Inkjet - All-in-One
Страница 7: ...v Confidential SAFETY PRECAUTIONS ...
Страница 8: ...vi Confidential ...
Страница 9: ...vii Confidential ...
Страница 10: ...viii Confidential ...
Страница 11: ...ix Confidential ...
Страница 12: ...x Confidential ...
Страница 13: ...xi Confidential ...
Страница 14: ...Confidential CHAPTER 1 PARTS NAMES AND FUNCTIONS ...
Страница 18: ...1 3 Confidential 1 2 CONTROL PANEL 11 10 8 9 7 1 2 3 4 5 6 ...
Страница 19: ...1 4 Confidential ...
Страница 21: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Страница 28: ...2 6 Confidential 2 2 SPECIFICATIONS LIST ...
Страница 29: ...2 7 Confidential ...
Страница 30: ...2 8 Confidential ...
Страница 31: ...2 9 Confidential ...
Страница 32: ...2 10 Confidential ...
Страница 33: ...2 11 Confidential ...
Страница 34: ...2 12 Confidential ...
Страница 35: ...2 13 Confidential ...
Страница 36: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 88: ...Confidential CHAPTER 4 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 142: ...Confidential CHAPTER 5 HANDLING DATA HELD IN THE MACHINE PRIOR TO REPAIR ...
Страница 149: ...Confidential CHAPTER 6 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 240: ...Confidential CHAPTER 7 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 246: ...7 4 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Страница 254: ...7 12 Confidential Head Positioning Test Pattern ...
Страница 258: ...7 16 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Страница 259: ...7 17 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 261: ...7 19 Confidential Vertical Alignment Check Patterns 2 2 ...
Страница 265: ...7 23 Confidential Left and Right Margin Check Pattern ...
Страница 266: ...7 24 Confidential Bottom Margin Check Pattern ...
Страница 276: ...7 34 Confidential A B C D ...
Страница 279: ...Confidential CHAPTER 8 CLEANING ...
Страница 283: ...Confidential CHAPTER 9 MAINTENANCE MODE ...
Страница 291: ...9 6 Confidential Scanning Compensation Data List ...
Страница 294: ...9 9 Confidential Test Pattern ...
Страница 299: ...9 14 Confidential Configuration List ...
Страница 314: ...9 29 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Страница 315: ...9 30 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 320: ...9 35 Confidential Vertical Alignment Check Patterns 1 2 ...
Страница 321: ...9 36 Confidential Vertical Alignment Check Patterns 2 2 ...
Страница 325: ...9 40 Confidential Left and Right Margin Check Pattern ...
Страница 326: ...9 41 Confidential Bottom Margin Check Pattern ...
Страница 356: ...App 2 3 Confidential 8 Alert warning message of WHQL appears Click Continue Anyway to proceed ...
Страница 436: ...App 6 4 Confidential B Power supply PCB 100 V series ...
Страница 437: ...App 6 5 Confidential B Power supply PCB 200 V series ...