Xerox WorkCentre 7970-3795 - Manual (Page 218)

Troubleshooting
Scanner Errors
Probable Causes Solutions
Scanner is not communicating. Turn off the printer, and check the scanner cable. Wait two minutes
and turn the printer on again.
If the problem is not resolved, contact your Xerox
® service
representative.
218 Xerox ® WorkCentre ® 7970 Multifunction Printer
User Guide