4-226 Service Manual
7562
Flatbed scanner assembly removal
See “Flatbed scanner” on page 7-19 for the part number.
Warning: The following components contain mirrored NVRAM. When replacing any one of the following
components, replace only one component at a time:
• System board
• Flatbed scanner assembly
• Scanner interface card
Replace the required component, and then perform a POR before replacing a second component listed above.
If this procedure is not followed, the printer will be rendered inoperable. Never replace two or more of the
components listed above without a POR after installing each one, or the printer will be rendered inoperable.
Warning: Never install and remove components listed above as a method of troubleshooting components.
Once you install one of these components in a printer and perform a POR, the component cannot
be used in another printer. It must be returned to the manufacturer.
Removing the flatbed to access other parts
1.
Remove the system board upper shield. See “System board upper shield removal” on page 4-30.
2. Remove the scanner right side cover. See “Scanner right side cover removal” on page 4-215.
3. Remove the scanner left side front cover. See “Scanner left side front cover removal” on page 4-214.
4. Remove the scanner left side rear cover. See “Scanner left side rear cover removal” on page 4-214.
5. Disconnect the five cables (A) from the system board.
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