Controller Board/Control Panel Replacement; Restoring The Printer Configuration After Replacing The Controller Board - Lexmark B2650 Service Manual

Controller board/control panel replacement

Note: Perform this procedure only if both the controller board and the control panel fail.
CAUTION—POTENTIAL INJURY: The lithium battery in this product is not intended to be replaced.
There is a danger of explosion if a lithium battery is incorrectly replaced. Do not recharge, disassemble,
or incinerate a lithium battery. Discard used lithium batteries according to the manufacturer's instructions
and local regulations.
Warning—Potential Damage: When replacing both the controller board and control panel, replace the parts
in the following order to avoid damaging the printer.
1
Replace the controller board first, and then start the printer into diagnostics mode.
Note: Do not replace the control panel and controller board at the same time.
2
Turn off the printer, replace the control panel, and then start the printer into Diagnostics mode.
Allow the printer to go through a complete start‑up cycle.
3
If the problem persists, then leave the new control panel and reinstall the old controller board.
4
Restart the printer and allow it to go through a complete start‑up cycle.
5
After the start‑up, turn off the printer, and then install the new controller board.
6
Restart the printer and allow it to go through a complete start‑up cycle.
If the procedure is successful, then there is no need to adjust any settings.
If the procedure fails, then contact technical support for assistance.
Restoring the printer configuration after replacing the controller board
Restore the printer to its correct configuration to complete the replacement service. Use the Service Restore
Tool to download the software bundle, and then flash the printer settings and embedded solutions.
Note: The software bundle contains the latest version of the firmware, applications, and software licenses
from the Lexmark Virtual Solutions Center (VSC). The printer firmware may be at a different level from what
was used before replacing the controller board.
Using the Service Restore Tool
1
Go to https://cdp.lexmark.com/service-restore-tool/
2
Log in using your Lexmark or partner login.
If your login fails, then contact your next level of support.
to access the tool.
Parts removal
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4600-830, -835, -895