Repair information 4-233
7562
Scanner interface card 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.
1. Remove the scanner rear cover. See “Scanner rear cover removal” on page 4-215.
2. Disconnect all cables from the card, and then remove four screws (A) to remove the card.