Select Feature Installation. Enter the 12 Digit Reset Code . This will reset the admin password back to the default of 1111 or the Serial Number (The serial number is. ... Xerox Distorted Copier $ 25.00 E7457 Xerox Distorted ... Use the Genuine Xerox Supplies Validation Tool and simply enter the 12-digit authentication number found on the. The upgrade process can be performed on Xerox ® VersaLink® devices currently running software versions starting with v37.4.1 (B400) and v38.4.1 (B405). One method is to reset the admin passwd using 12 digit reset code. To. english.