Lexmark B3340dw Error 900.00: Troubleshooting Guide
Error code 900.00 on the Lexmark B3340dw indicates a firmware exception. This usually occurs when the controller board encounters a memory conflict or corrupted data during startup or processing. Addressing this quickly ensures the printer returns to operational status without data loss.
Common causes
- 1Corrupted firmware files due to an incomplete update process.
- 2Memory buffer overflow during high-volume print jobs.
- 3Internal logic board communication failure.
Solutions
Power Cycle
- Power off the printer using the main switch.
- Disconnect the power cord from the wall outlet.
- Wait for 60 seconds before reconnecting and turning it on.
Firmware Update
- Visit the Lexmark support website.
- Locate the latest firmware package for B3340dw.
- Use the Lexmark network utility to flash the new firmware.
Steps to follow
- 1
Hard Shutdown
Turn off the device and unplug the power cable.
- 2
Clear Cache
Clear all pending print jobs from the Windows or Mac print spooler.
- 3
Restart
Reconnect the device and power it on without network connection initially.
Frequently asked questions
It is a generic firmware error indicating that the printer's controller board has stalled due to an software exception.
Yes, most of the time a simple power cycle or a firmware update resolves the issue.
If the error persists after updates, it could indicate a faulty system board requiring professional repair.