1. How to Troubleshoot 006-370 ROS Failure Errors on Dell Laser Printers

This error is relevant to the following Dell Laser Printer Models: 1250, 1320, 1350, 1355, 2130, 2135, 2150, 2155, 3000, 3010, 3100, 3110, 3115, 3130, 5100, 5110, 5130, C3760, C3765, C1660, C1760, C1765.

If you receive a 006-370 error on the printer LCD Panel, please try the following steps to resolve:

Cancel all jobs in the print queue.
Turn the power off on the printer.
Remove the communication cable linking the Printer to the PC (USB or Network/Ethernet depending on your set-up).
Power the printer back on and print a settings page:
To print a settings page:

Press the Menu button.
Select Reports/List.
Select System Settings.
The Settings page should now print.
If the Settings page prints re-connect the communication cable and try to print a Windows Test Page.
If the Test Page Prints then the hardware is working correctly. Please try printing other documents.
If the test page does not print or the 006-370 error returns, please contact Dell Technical Support.