Sun Microsystems SPARC classic User Manual

Chapter 2 Troubleshooting Overview 2-3
FIGURE 2-1 Default Boot Mode
Sun Diagnostic
Executive
Boot from device
alias "disk"
Power-on switch
Keyboard
attached
Display errors on
keyboard LEDs
Probe SBus devices and
interpret their drivers
High-level tests
System banner
appears on screen
Auto-
boot?
Diag-
switch?
Boot from device
alias "net"
Boot user-specified
device and program
Normal
operating system
Sundiag System
Exerciser
True
False
True
False (default)
Press Stop-a to get
to the ok prompt
Boot command at
ok prompt
Low-level POST
On-board diagnostics
( ok prompt )
No
Yes
(default)
and serial port A
POST
passed
Yes
No
Stop-d
keys?
Yes
No
Diag-
switch?
True
False (default)
?
Not applicable to the
SPARCclassic X terminal
=

Sun Microsystems SPARC classic Specifications

General

Brand	Sun Microsystems
Model	SPARC classic
Category	Desktop
Language	English