AT&T 3B2 Maintenance Reference Manual page 327

382 Computer Maintenance Utilities Usage
The diskette must be in FIRMWARE MODE to boot any of the programs on the 3B2 computer
Maintenance Utilities. The following steps explain how to access FIRMWARE MODE. When
the 3B2 computer is in multiuser mode, execute the following procedures:
1.
Login as
root.
2.
cd /.
3. shutdown -y -i5 -go.
This brings the machine down to FIRMWARE MODE.
4. Insert the 3B2 computer Maintenance Utilities floppy into the floppy disk drive.
5. The system will respond:
SELF-CHECK
FIRMWARE MODE
6. Enter the firmware password. The default password is mcp.
It
is possible that
this password may have been changed. If mcp does not work, contact the system
administrator for the correct password.
7. The system will respond:
Enter name of program to execute [ ] :
8. Enter
idtools, dgmon,
or
filledt.
Using 382 Computer Maintenance Utilities
C-3