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Service Tasks - Canon MF8580Cdw Service Manual

Mf8500/mf8200 series
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Manual - 750 pages
User manual - 750 pages
Getting started - 292 pages

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Technical Overview > Document Exposure/Feeder System > Service Tasks > Service Notes
● Jam Detection
The following cases are judged as jam.
1. In case of delay in reaching DS/DES or stationary during scanning of original
2. In case DS/DES is detected as ON at power-on (residual paper jam)
3. In case of detecting original of which length is 400 mm or longer
• Operation after Detection of Jam
The host machine stops scanning operation and displays "CHECK DOCUMENT" on the
control panel. No jam code is displayed.
In case of the model equipped with fax function (with built-in speaker), the warning beep
occurs at the detection of jam.
• How to release Jam.
Remove the jammed paper and open / close the ADF upper cover
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Technical Overview > Document Exposure/Feeder System > Service Tasks > Service Notes

Service Tasks

■ Action for Parts Replacement
Outline of the measures is described in this section. For the detailed procedure, refer to the
"Chapter 5 Adjustment".
● After replacing ADF Unit
1) Execute the white level adjustment.
2) Execute the reading position adjustment.
3) Execute the original stop position and feed speed adjustment at stream reading.
● Reader Unit
1) Enter the setting value of the Standard White Plate.
2) Execute the color/B&W AGC adjustment.
3) Execute the reading position adjustment.
4) Execute the white level adjustment.
5) Enter the value on the label packed with the part in the service mode item.
6) Execute the image reading adjustment at ADF reading.
● Reader Unit Upper Cover (Copyboard Glass)
1) Enter the value on the label affixed on the glass in the service mode item.
2) Execute the reading position adjustment.
3) Execute the white level adjustment.
● CIS Unit
1) Execute the color/B&W AGC adjustment.
2) Execute the auto detection of the reading position at DF stream reading.
3) Execute the white level adjustment.
4) Execute the image reading position adjustment.
5) Execute the image reading adjustment at ADF reading.
■ Maintenance
No periodically replaced parts, durable parts or periodical service is set for this product.
■ Service Notes
None
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