My Oracle Support Banner

Sun Fire[TM] V440: ALOM Commands and Users Failing After Motherboard Replacement (Doc ID 1003595.1)

Last updated on MAY 12, 2021

Applies to:

Sun Netra 440 Server - Version Not Applicable and later
Sun Fire V440 Server - Version Not Applicable and later
All Platforms


To discuss this information further with Oracle experts and industry peers, we encourage you to review, join or start a discussion in the My Oracle Support Community - SPARC Legacy Servers

 After replacing a Sun Fire[TM] V440 motherboard with part number 540-6336 the behavior of the ALOM card may be erratic. There are several symptoms of this issue. The initial symptom will be that all serial port activity is functioning extremely slow and unresponsive.

It may not be possible to login to ALOM since the password may not be accepted. Alternatively, it may not prompt for a user login and instead login automatically as "admin", as if on a new uninitialized system. Under this login it is not possible to run most commands (e.g console) as they advise that the admin password is not set and request the user to set it. Adding users or passwords may appear to work but will be unusable upon logout. Attempts to run common commands such as "console" or "resetsc" will prompt for the password to be set and "<command>" will be ignored because admin password is not set. The "showfru" command should be tried and if it provides a prompt back without any FRU information normally printed. This is the final symptom to determine this issue.

Attempts to set the admin password using the "password" command fail with the following error:





 Replacing a Sun Fire[TM] V440 motherboard with part number 540-6336


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.