–
96
for
a
Model
270
with
FC
7104
system
expansion
unit,
with
a
removable
processor.
–
93
for
a
Model
820.
If
the
configuration
ID
is
correct,
then
try
to
re-IPL
the
system.
If
you
cannot
re-IPL
the
system
and
the
SRC
persists,
then
go
to
the
following
PIPs
to
isolate
the
failing
item:
–
for
a
Model
270
system
unit
–
for
a
Model
820
system
unit
–
for
a
Model
270
FC
7104
system
expansion
unit
–
for
and
FC
5078,
FC
0578,
FC
5088,
or
FC
0588
If
the
configuration
ID
is
incorrect,
continue
with
Change
the
frame
configuration
ID
(See
page
Change
the
frame
configuration
ID:
a.
Select
function
07
on
the
system
control
panel.
Press
Enter
(07**
will
be
displayed).
b.
Use
the
arrow
keys
to
increment/decrement
to
subfunction
A9.
07A9
will
be
displayed.
Press
Enter
(07A9
00
will
be
displayed).
c.
Use
the
arrow
keys
to
increment/decrement
to
the
frame
address
of
the
box
that
you
want
to
check
(07nn
will
be
displayed,
where
nn
is
the
frame
address).
Press
Enter
(07nn
00
will
be
displayed).
Note:
The
display
on
the
addressed
frame
blinks
on
and
off
(non-system
unit
frames
only).
d.
Choose
the
correct
configuration
ID:
–
91
for
a
Model
270
without
FC
7104
system
expansion
unit,
without
a
removable
processor.
–
92
for
a
Model
270
without
FC
7104
system
expansion
unit,
with
a
removable
processor.
–
95
for
a
Model
270
with
an
FC
7104
system
expansion
unit,
without
a
removable
processor.
–
96
for
a
Model
270
with
an
FC
7104
system
expansion
unit,
with
a
removable
processor.
–
93
for
for
a
Model
820.
e.
Use
the
arrow
keys
to
increment/decrement
to
the
correct
configuration
ID
(07xx
will
be
displayed,
where
xx
is
the
configuration
ID).
Press
Enter
,
07xx
00
will
be
displayed.
After
a
few
seconds,
the
display
on
the
addressed
non-system
unit
frame
will
stop
blinking
and
return
to
displaying
the
frame
address.
On
a
system
unit,
the
display
will
show
the
series
of
bring-up
SRCs
and
then
display
function
01.
Note:
Scroll
to
07**
and
press
Enter
to
return
the
panel
to
normal
display.
Try
to
re-IPL
the
system.
If
you
cannot
re-IPL
the
system
and
the
SRC
persists,
then
go
to
the
following
PIPs
to
isolate
the
failing
item.
–
for
a
model
270
system
unit.
–
for
a
Model
270
FC
7104
system
expansion
unit.
–
for
a
Model
820
system
unit.
–
for
an
FC
5065,
FC
5066,
FC
5074,
or
FC
5079
expansion
unit.
–
for
an
FC
5078,
FC
0578,
FC
5088,
or
FC
0588.
5.
Is
the
SRC
1xxx
2604?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Perform
one
of
the
following
to
isolate
the
failing
item:
–
for
Model
270
system
unit.
–
for
Model
820
system
unit.
–
for
a
Model
270
FC
7104
System
Unit
Expansion.
–
for
FC
5065,
FC
5066,
FC
5074,
or
FC
5079
expansion
unit.
6.
Is
the
SRC
1xxx
2221
or
2321?
Analyze
hardware
problems
409
