Xerox DocuPrint 3055 User Manual page 154

Error Code
077-216
154
6 Troubleshooting
The duplex unit (optional) is not plugged into the printer properly. Switch the power off, check if
the connector cable of the duplex unit is properly plugged into the printer, and then switch the
power back on.
Refer to
'
• Duplex Unit Installation Guide
Cause/Remedy
'