Sun Microsystems SPARCstation 5 Model 110 - Page 26

2-2 SPARCstation 5 Model 110 Service Manual • November 1996
FIGURE 2-1 Factory-Defined Boot Sequence—POST Phase Settings and Tests
If you need to run extended FORTH Diagnostics to take advantage of more extensive
tests, see Appendix D.
Power-on switch
Keyboard
attached
Display errors on
keyboard LEDs
Low-level diagnostic:
No
Yes
and console
Yes
No
Stop-d
keys
Yes—Skip POST
No
true
false (default)
?
No
POST Phase
Yes—Set
pressed?
diag-switch? to true
POST phase
diag-
switch?
OpenBoot PROM firmware takes control
Stop
pressed?
key
POST
passed