Epson STYLUS PRO 4910 - Serial Number Check & Input

Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
ADJUSTMENT Boards Related Checks and Adjustments 386
Confidential
4.14.2 Serial Number Check & Input
EXECUTION MODE
Serviceman Mode
PROCEDURE
1. Turn the printer ON in the Serviceman Mode.
Turn the power ON while pressing [Menu ] + [Paper Feed ] + [OK].
2. Start the Service Program and select [Serial Number Check & Input].
3. Start the Service Program and select Serial Number Check & Input.
4. Enter a 10-digit serial number of the printer, and click [Write].
The serial number is written to the NVRAM on the Main Board.
5. When you click [Read], the serial number written on the NVRAM is
automatically read and displayed on the screen.
6. Click [Finish].
7. Turn the printer OFF to complete the adjustment.
Figure 4-96. [Serial Number Check & Input] Screen