1
Unit
Emergency
switch
Setting
the
Unit
Emergency
switch
to
O
(OFF)
powers
off
the
3494
Tape
Library
immediately.
Use
this
switch
only
in
an
emergency.
Do
not
use
it
to
power
on
or
power
off
the
3494
Tape
Library.
Sudden
removal
of
power
in
case
of
emergency
may
cause
loss
of
data.
The
Unit
Emergency
switch
must
be
in
the
|
(ON)
position
to
power
on
the
3494
Tape
Library.
Note:
1.
If
the
3494
Tape
Library
has
more
than
eight
frames
or
has
the
3494
HA1
Option,
a
second
Unit
Emergency
switch
is
located
at
the
right
end
of
the
3494
Tape
Library.
You
can
use
either
switch
to
power
off
the
3494
Tape
Library
immediately.
2.
Setting
the
Unit
Emergency
switches
on
the
3494
Tape
Library
to
O
(OFF)
does
not
power
off
the
3494
B18,
B10,
or
B20
VTSs,
the
3494
CX0
or
CX1
Frames,
the
3494
AX0
VTCs,
or
the
VTCs.
2
Unit
Power
switch
The
Unit
Power
switch
turns
power
on
and
off
to
the
components
inside
the
3494
Tape
Library.
Use
the
Unit
Power
switch
to
power
on
and
off
the
3494
Tape
Library
under
normal
conditions.
Using
the
Unit
Power
switch
to
power
off
the
3494
Tape
Library
allows
the
Library
Manager,
VTSs,
controllers,
and
tape
drives
to
shut
down
in
an
orderly
manner.
3
Rack
Power
Ready
LED
The
Rack
Power
Ready
light
emitting
diode
(LED),
when
lit,
indicates
that
ac
power
is
on
in
the
3494
Lxx
Frame.
4
System
Power
Ready
LED
The
System
Power
Ready
LED,
when
lit,
indicates
that
ac
power
is
on
to
the
control
units
and
drive
units
inside
the
3494
Tape
Library.
5
Power
Off
Pending
LED
The
Power
Off
Pending
LED,
when
flashing,
indicates
that
power
to
the
3494
Tape
Library
is
being
turned
off.
6
Local
Remote
switch
If
the
Local
Remote
Power
feature
is
installed,
the
Local
Remote
switch
allows
the
switches
on
the
operator
panel
(Local)
or
an
AS/400
or
iSeries
(Remote)
to
control
the
3494
Tape
Library’s
power.
If
the
Local
Remote
Power
feature
is
not
installed,
the
Local
Remote
switch
must
be
in
the
Local
position.
Attention:
If
the
Local
Remote
Power
feature
is
not
installed,
pressing
the
Local
Remote
switch
to
the
Remote
position
causes
the
3494
Tape
Library
to
power
off.
Motion
Control
Switches
and
Status
LEDs
See
for
the
locations
of
the
motion
control
switches
and
status
LEDs.
7
Auto
mode
switch
and
status
LED
The
Auto
mode
Motion
Control
switch
allows
you
to
place
the
3494
Tape
Library
into
Auto
mode.
The
Auto
LED
flashes
during
the
mode
transition
and
remains
lit
when
in
Auto
mode.
If
the
mode
transition
cannot
be
completed,
the
Intervention
Required
LED
lights.
8
Pause
mode
switch
and
status
LED
The
Pause
mode
Motion
Control
switch
allows
you
to
place
the
3494
into
48
3494
Tape
Library
Operator
Guide
Summary of Contents for TotalStorage 3494 Tape Library
Page 1: ...IBM TotalStorage 3494 Tape Library Operator Guide GA32 0449 14...
Page 2: ......
Page 3: ...IBM TotalStorage 3494 Tape Library Operator Guide GA32 0449 14...
Page 14: ...xii 3494 Tape Library Operator Guide...
Page 22: ...xx 3494 Tape Library Operator Guide...
Page 72: ...46 3494 Tape Library Operator Guide...
Page 84: ...58 3494 Tape Library Operator Guide...
Page 124: ...98 3494 Tape Library Operator Guide...
Page 136: ...110 3494 Tape Library Operator Guide...
Page 150: ...124 3494 Tape Library Operator Guide...
Page 352: ...Figure 206 Service Window 326 3494 Tape Library Operator Guide...
Page 536: ...510 3494 Tape Library Operator Guide...
Page 572: ...546 3494 Tape Library Operator Guide...
Page 580: ...554 3494 Tape Library Operator Guide...
Page 600: ...574 3494 Tape Library Operator Guide...
Page 603: ......
Page 604: ...Part Number 95P6750 EC H79941 GA32 0449 14 1P P N 95P6750...
Page 605: ...Spine information IBM TotalStorage 3494 Tape Library 3494 Tape Library Operator Guide...