3 Release the hinge pivot (A), and then remove the door.
Controller board removal
Critical information for controller board or control panel replacement
Warning—Potential Damage: Replace only one of the following components at a time:
• Control panel
• Controller board
To replace a component, and to test whether the problem is resolved:
1 Replace the aected component.
Warning—Potential Damage: Do not perform a POR (Power‑On Reset) until the problem is resolved. If a
POR is performed at this point, the replacement part can no longer be used in another printer and must
be returned to the manufacturer.
2 Enter the Diagnostics Menu. The Diagnostics Menu allows you to temporarily use the replacement part.
Warning—Potential Damage: Some printers will automatically perform a POR if the Diagnostics Menu is
not opened within five seconds. If a POR is performed at this point, the replacement part can no longer
be used in another printer and must be returned to the manufacturer.
3 Use the Diagnostics Menu to test the replacement part. Do a feed test to check if the problem is resolved.
• If the problem is not resolved—Turn
o
the printer, and then reinstall the old part.
• If the problem is resolved—Perform a POR.
Removal procedure
1 Remove the top cover. See “Top cover removal” on page 455.
2 Remove the right cover. See “Right cover removal” on page 420.
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Parts removal
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