HP 9000 Series 310 Service Information Manual page 88

The Boot ROM chooses the output devices in the manner shown in Figure 4-3.
yes
Is there a
9
Choose
code
I
remote card?
the one with the lowest select
no
,Ir
Is there
an
internal bit
yes
I
console
J
mopped display
I
Choose it as
controller?
no
"
Is there a
compatability
yes
J
console]
display
"1
Choose it as
controller?
no
11r
Is there an
HP98627 color
yes
:~
Choose console
I
display
it as
controller?
no
,,,
I
No output device
present
I
11r
I
Use dummy display drivers
I
Figure 4-3 Boot ROM Output Device Selection Flow Chart
78 Boot Rom Functions