An error occurred while validating the user authentication information.The loadable device driver is not successfully installed.
Trouble isolation
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Relevant electrical parts
CPU board (CPUB)Base board (BASEB)Authentication unit
Procedure
When this trouble code is generated after installing the loadable device driver, check to see if there is any file other than loadable device driver in USB memory used. If there is any file, reinstall the loadable device driver.
Check the USB cable for proper connection. Reconnect the USB cable as necessary.
Check CPUB for proper installation and correct as necessary.
Turn OFF the main power switch, wait for 10 sec. or more, and turn ON the main power switch.
