Media
Subsystem
CD-ROM,
DVD-RAM,
or
Tape
Drive
Attention:
DVD-RAM
and
4-mm
tape
drives
can
be
located
in
the
rear
of
the
media
subsystem
only
if
the
room
is
maintained
at
a
nominal
room
temperature
of
24°C
(75.2°F).
Attention:
Do
not
open
the
drive;
no
user
adjustments
or
serviceable
parts
are
inside.
CAUTION:
All
IBM
laser
modules
are
designed
so
that
there
is
never
any
human
access
to
laser
radiation
above
a
class
1
level
during
normal
operation,
user
maintenance,
or
prescribed
service
conditions.
Data
processing
environments
can
contain
equipment
transmitting
on
system
links
with
laser
modules
that
operate
at
greater
than
class
1
power
levels.
For
this
reason,
never
look
into
the
end
of
an
optical
fiber
cable
or
open
receptacle.
Only
trained
service
personnel
should
perform
the
inspection
or
repair
of
optical
fiber
cable
assemblies
and
receptacles.
C25,
C26
Removal
1.
Ensure
that
the
SCSI
drive
is
in
idle
mode
(the
activity
light
remains
off).
2.
Loosen
the
thumbscrew
that
holds
the
SCSI
drive
assembly
in
the
subsystem
(the
top
screw
is
for
the
drive
to
the
right,
and
the
bottom
screw
is
for
the
left
drive).
2
SCSI
SCSI
3
1
4
3.
Grasping
the
thumbscrew
and
not
the
bezel,
carefully
pull
the
drive
assembly
out
until
you
can
access
the
cables
at
the
rear.
Attention:
When
performing
the
next
two
steps,
always
disconnect
the
power
cable
before
disconnecting
the
SCSI
cable.
4.
Disconnect
the
power
cable
from
the
rear
of
the
drive
assembly.
5.
Disconnect
the
SCSI
cable
from
the
rear
of
the
drive
assembly.
6.
Remove
the
four
mounting
screws
that
hold
the
drive
or
blank
to
the
carrier
bracket
and
remove
it
from
the
carrier.
Replacement
Note:
Ensure
that
the
cables
are
routed
through
the
grommet
at
the
rear
of
the
carrier.
Attention:
When
replacing
a
SCSI
drive,
always
connect
the
SCSI
cable
before
connecting
the
power
cable.
Replace
in
reverse
order.
Chapter
9.
Removal
and
Replacement
Procedures
1017
Содержание eserver pSeries 690
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Страница 3: ...pSeries 690 Service Guide SA38 0589 05 ERserver...
Страница 12: ...x Eserver pSeries 690 Service Guide...
Страница 14: ...xii Eserver pSeries 690 Service Guide...
Страница 228: ...Step 1527 5 Call your next level of support 212 Eserver pSeries 690 Service Guide...
Страница 357: ...Step 1543 15 Call for support This ends the procedure Chapter 3 Maintenance Analysis Procedures 341...
Страница 362: ...Step 1545 15 Call for support This ends the procedure 346 Eserver pSeries 690 Service Guide...
Страница 365: ...Step 1546 15 Call for support This ends the procedure Chapter 3 Maintenance Analysis Procedures 349...
Страница 381: ...Step 154A 14 Turn off the power Chapter 3 Maintenance Analysis Procedures 365...
Страница 430: ...414 Eserver pSeries 690 Service Guide...
Страница 798: ...782 Eserver pSeries 690 Service Guide...
Страница 868: ...Media Subsystem Internal Cables 1021 p690 Cable Installation and Management 1022 852 Eserver pSeries 690 Service Guide...
Страница 910: ...MCM Installation Shorts Test Step 3 See L3 Cache Modules on page 898 894 Eserver pSeries 690 Service Guide...
Страница 923: ...L3 Cache Shorts Test Step 4 Chapter 9 Removal and Replacement Procedures 907...
Страница 924: ...L3 Cache Shorts Test Step 5 908 Eserver pSeries 690 Service Guide...
Страница 926: ...L3 Cache Shorts Test Step 2 910 Eserver pSeries 690 Service Guide...
Страница 928: ...L3 Cache Shorts Test Step 4 912 Eserver pSeries 690 Service Guide...
Страница 929: ...L3 Cache Shorts Test Step 5 Chapter 9 Removal and Replacement Procedures 913...
Страница 1055: ...7040 Model 681 Media Subsystem 1 2 3 4 5 6 7 8 9 10 Chapter 10 Parts Information 1039...
Страница 1057: ...Power and SCSI Cables to the Media Subsystem 1 2 3 5 4 6 Chapter 10 Parts Information 1041...
Страница 1061: ...Power Cabling Chapter 10 Parts Information 1045...
Страница 1090: ...1074 Eserver pSeries 690 Service Guide...
Страница 1094: ...1078 Eserver pSeries 690 Service Guide...
Страница 1109: ...error Handle unexpected modem responses expect 8 r or 7 r or 6 r or 4 r or 3 r delay 2 done Appendix D Modem Configurations 1093...
Страница 1122: ...1106 Eserver pSeries 690 Service Guide...
Страница 1123: ...Appendix E Ground Path The ground path for the pSeries 690 is shown in the following figure 1107...
Страница 1124: ...1108 Eserver pSeries 690 Service Guide...
Страница 1132: ...1116 Eserver pSeries 690 Service Guide...
Страница 1133: ......
Страница 1134: ...Printed in U S A February 2004 SA38 0589 05...