Marantz RC5200 User's Guide download pdf (Page 65)

User Guide
63
Service and Support
For service and support, please contact Marantz customer service
at 1-800-447-1970. When you contact Marantz customer service,
you will be asked for the technical information listed on the Info
panel.
To view this information, follow these steps.
1 In Use mode, navigate to the HOME panel by touching the
Home button.
2 Touch the INFO icon to display the INFO screen. 
3   When you wish to return to USE
mode, tap the INFO icon again.
Updates and New Products
For news about updates and new products, please visit us on the
World Wide Web at:
http://www
.marantz.com
Service and Support