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Confidential
Ink refill assembly components and their main roles
- Ink refill case
- Cartridge lock levers
- Ink refill base
- Ink tube joints
- Ink cartridge sensors (on the ink cartridge PCB)
- Ink absorber felts
Inserting the ink cartridges into the ink refill case and securing them with the cartridge lock levers
forces the cartridges' ink supply ports into close contact with the ink refill base to prevent ink
leakage.
The ink from the ink cartridges flows through the ink refill base into the ink supply tubes connected
to the ink tube joints. As the ink level in an ink cartridge drops, the pressure inside falls, drawing air
in the ink cartridge.
An ink cartridge sensor actuator blocking light to an ink cartridge sensor indicates that there is ink
in the ink cartridge. When ink runs low, the actuator moves out of the beam, activating the sensor
("Ink near-empty"). (Note that the firmware also interprets a missing ink cartridge as running low on
ink.)
At the back of and beneath the ink refill case are ink absorber felts that absorb any ink that leaks
from the ink cartridges, limiting its spread and thus reducing the risk of damage to other components.
[ 6 ] Ink supply tubes
These are made of an elastomer providing a highly impermeable barrier against air ingress and
drying out of the ink during extended periods of nonuse. This material is also soft and highly
flexible to better withstand the sharp and frequent bending associated with high-speed head
operation repeatedly over extended periods.
Содержание MFC 685CW - Color Inkjet - All-in-One
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Страница 11: ...ix Confidential Legal limitations for copying ...
Страница 12: ...Confidential CHAPTER 1 PARTS NAMES AND FUNCTIONS ...
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Страница 22: ...1 9 Confidential MFC465CN For keys exclusive to the European models see page 1 11 9 8 7 6 1 2 3 4 5 ...
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Страница 30: ...Confidential CHAPTER 2 SPECIFICATIONS ...
Страница 50: ...Confidential CHAPTER 3 THEORY OF OPERATION ...
Страница 99: ...Confidential CHAPTER 4 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 152: ...Confidential CHAPTER 5 TRANSFER OF DATA LEFT IN THE MACHINE TO BE SENT FOR REPAIR ...
Страница 156: ...5 3 Confidential Cover page sample End page sample ...
Страница 157: ...Confidential CHAPTER 6 DISASSEMBLY REASSEMBLY AND LUBRICATION ...
Страница 250: ...Confidential CHAPTER 7 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 263: ...7 11 Confidential Head Positioning Test Pattern ...
Страница 267: ...7 15 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Страница 268: ...7 16 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 270: ...7 18 Confidential Vertical Alignment Check Patterns 600DPI 1200DPI ...
Страница 273: ...7 21 Confidential Margin Check Pattern ...
Страница 288: ...Confidential CHAPTER 8 CLEANING ...
Страница 292: ...Confidential CHAPTER 9 MAINTENANCE MODE ...
Страница 300: ...9 6 Confidential Scanning Compensation Data List a b c d e f i ...
Страница 303: ...9 9 Confidential Test Pattern ...
Страница 308: ...9 14 Confidential Configuration List ...
Страница 315: ...9 21 Confidential Cover page sample End page sample ...
Страница 320: ...9 26 Confidential Paper Feeding Check Pattern for the Paper Feed Roller ...
Страница 321: ...9 27 Confidential Paper Feeding Check Pattern for the Paper Ejection Roller ...
Страница 326: ...9 32 Confidential Vertical Alignment Check Patterns 600DPI 1200DPI ...
Страница 329: ...9 35 Confidential Margin Check Pattern ...
Страница 448: ...Confidential B Power supply PCB U S A and Canadian models ...
Страница 449: ...Confidential B Power supply PCB European Asian and Oceanian models ...
Страница 453: ...Confidential May 07 SM FAX067 8CAE03 1 Printed in Japan ...