Specifications
\
Break Enable/Disable Switch (2-position slider)
Switch
Position
Dot outside circle (down)
Dot inside circle (up)
Function
Break
disable (factory setting). With
the
switch
in
this
position, pressing
the
iBreaki key on
the
console
terminal
has
no effect on
the
system.
On
power-up
or
after
a reset,
the
system
attempts
to load software from one
of
the
boot devices
at
the
completion
of
self-tests.
Break
enable. With
the
switch
in
this
position, pressing
the
iBreaki key
on
the
console
terminal
halts
the
CPU.
On
power-
up
or
after
a reset,
the
system
enters
console
110
mode
at
the
completion
of
self-tests.
Power-Up Mode Switch (3-position rotary)
Switch
Position
Human
profile
Arrow
T
in
a circle
Mode
Language inquiry.
If
the
console
terminal
supports
Multinational
Character
Sets
(MCS),
the
user
is prompted for
language on every power-up
and
after
a reset.
Until
a default
boot device
is
selected,
the
user
is
prompted
for a boot device.
Full
start-up
diagnostics
are
run.
.
Run
(factory setting).
If
the
console
terminal
supports
Multinational
Character
Sets
(MCS),
the
user
is
prompted for
language
and
for a boot device on
initial
power-up.
Until
a
boot device is selected,
the
user
is
prompted
for a boot device
at
each power-up. Once a boot device is selected,
the
user
is
prompted for language
and
for boot device
at
power-up
and
after
a
reset
only
if
the
battery
backup
has
failed.
Full
start-
up
diagnostics
are
run.
Test. ROM programs
run
wraparound
serial
line
unit
(SLU)
tests. A loopback connector
is
required.
Ethernet Connector Switch
This 2-position switch enables you to choose
the
type
of
Ethernet
connection.
In
the
up
position,
the
connector for a
standard
Ethernet
transceiver
cable
is
active.
In
the
down position,
the
connector for a
Thin
Wire
Ethernet
cable
is
active.
Each
connector
has
an
associated
indicator
light
that
glows to indicate
the
active connector.
Baud Rate Switch (8-position rotary)
The
baud
rate
switch
is
located on
the
inside of
the
CPU
cover panel,
as
shown
in
Figure
1-2.
Use
the
following procedure to remove
the
CPU
cover
panel
and
change
the
baud
rate.
Base System Specifications
1-7