Sage II - Page 19

sAcE
rI
SERVICE I.{ANUAL
[1.0]
POWER-UP
ROUTINE
INITIALIZATION
(cont)
SWITCH SETTINGS
ARE READ:
Next,
the terninal
baud rate is determined
by
reading
GR0UP-A DIP
swltches
on the rear
panel.
SIf3 SIJ2 SI{l
Ternlnal
baud rate
dwn dwn dwn
1 9. 2K
baud
dwn dwn up
9600
dwn up
dwn
4800
dwn up up
2400
up
dwn clwn
1200
up dwn up
600
up up
dwn
300
up up
up reserved, wlll
default to
19.2K
baud.
sH4
dwn
up
Parlty control
even
parlty
enabled
parity
disabled
0n sEartup, the remoEe
serlal
channel defaults
to
8
data
blts,
I
stop
bic,
and
even
parity.
The
floppy
drlve
opElon switch is read to
determine
which type of drive
is installed
(always
double-density,
double-sided
fornnat).
SW7 FLOPPY
CONFIGURATION
up
40
track
(48
TPI)
drlve
dwn
B0
track
(90
TPI) drlve
The terminal
dlsplays:
rr
Sage Iltt
:
At
thls
point
the
terminal
is inltiallzed.
The
first
part
of the slgn-
on
message
"SAGE
II"
is
displayed. If
no
message
is
dlsplayed,
and the
LED
is
bltnking
rapidly the
cpu cannot
access the terminal controller
chtp.
The
system must be
reset
to
get
it
out of
this
condltlon.
Now
the
R0l"1s
are
switched to thelr
normal
address
locatlon.
The
last
parE
of the slgn-on
message
"Startup
test'r is dlsplayed. If the systen
always dies
before completing
the
sign-on message,
the switch
has
been
unsuccessful.
Check the address llnes, switch
hardware and the boot
ROMS
themselves.
At thts
point,
the display
should
read:
rr
Sage II
Startup
Testrf
10