Epson Stylus Pro 9900 - Page 345

Pro 7900 and 9900 Field Repair Guide 10/6/10
RTC & USB ID Adjustment Printer Component, Software Item, LCD Display, Printer Button Page 345.
2. From the Adjustments (Individual) menu, select RTC & USB ID.
1. Click on RTC & USB ID.
2. Click on OK.