c.
If
the
device
is
not
varied
off,
select
Vary
off
before
continuing.
d.
Select
Vary
on
for
the
failing
tape
unit.
e.
Enter
RESET(*YES)
(the
Reset
command)
on
the
command
line.
f.
Press
Enter
.
This
ends
the
procedure.
10.
Perform
the
following:
a.
Enter
WRKCFGSTS
*DEV
*TAP
ASTLVL(*INTERMED)
(the
Work
with
Configuration
Status
command)
on
the
command
line.
b.
Select
Vary
off
for
the
failing
tape
unit
and
associated
devices
(the
devices
you
identified
in
step
7
(See
page
and
then
press
Enter
.
Note:
You
must
complete
the
remaining
parts
of
this
step
before
you
press
Enter
again.
c.
Select
Vary
on
for
the
failing
tape
unit.
d.
Enter
RESET(*YES)
(the
Reset
command)
on
the
command
line.
e.
Press
Enter
.
f.
Select
Vary
on
for
the
associated
devices
(tape
units)
you
identified
in
step
7
(See
page
It
is
not
necessary
to
use
the
Reset
option
again.
Does
a
system
message
indicate
that
the
vary
on
operation
failed?
v
Yes
:
Continue
with
the
next
step.
v
No
:
This
ends
the
procedure.
11.
The
Reset
is
not
available,
or
you
were
not
able
to
find
the
Configuration
Description
name
when
using
WRKHDWRSC
*STG
(the
Work
with
Hardware
Resources
command).
You
can
perform
an
I/O
processor
(IOP)
reset
by
performing
an
IPL
of
the
I/O
processor.
All
devices
that
are
attached
to
the
IOP
will
reset.
The
following
steps
describe
how
to
load
an
IOP,
how
to
configure
a
tape
drive,
how
to
vary
on
tape
devices,
and
how
to
make
tape
devices
available.
12.
Is
the
tape
device
you
are
working
on
an
8mm
tape
drive?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Verify
the
following
on
the
8mm
tape
drive:
–
The
power
and
external
signal
cables
are
connected
correctly.
–
The
Power
switch
is
set
to
the
On
position
(pushed
in).
Note:
The
SCSI
I/O
bus
terminating
plug
for
the
system-external
signal
cables
is
connected
internally
in
the
8mm
tape
drive.
The
8mm
tape
drive
does
not
need,
and
must
not
have
an
external
terminating
plug.
Is
the
8mm
tape
drive
Power
light
on,
and
is
the
Disturbance
light
off?
–
Yes
:
Continue
with
the
next
step.
–
No
:
Go
to
to
correct
the
problem.
This
ends
the
procedure.
13.
Is
a
data
cartridge
or
a
tape
reel
installed
in
the
tape
device?
232
iSeries:
iSeries
Server
270,
800,
810,
820,
825,
830,
840,
870,
890,
SB2,
and
SB3
Hardware
Problem
Analysis
and
Isolation
