
4-52
Confidential
4.2.6 Possible Component Defects and Resulting Problems
This section lists possible component defects and what happens due to them. It also describes
what happens if the necessary adjustments or data settings into the memories is not made.
[ 1 ] ADF mechanism
Defective component
Result
Error codes
ADF motor
- Document will not be able to be fed.
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Document feed roller
- Documents will jam.
- Documents will skew.
- Documents will not be able to be fed.
A2, A3
Separation pad
- Two or more sheets of documents will be fed at once.
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Document front sensor
actuator
- Document draw-in operation will not start even though
documents have been set.
A3
Document rear sensor
actuator
- Document draw-in operation will continue even though
all documents have been fed into the machine.
A2, A3
Document width sensor
actuator
The scanner may not scan the full document area correctly
due to misdetection of the document width; therefore, the
unscanned area may be missing from the output.
---
Содержание DCP-6690CW
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Страница 317: ...7 23 Confidential Vertical Alignment Check Patterns 2 2 ...
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Страница 337: ...Confidential CHAPTER 8 CLEANING ...
Страница 341: ...8 3 Confidential Maintenance unit Head caps Head wiper cleaning_BHM9_E Rubycel stick ...
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