Temperature
error
messages
Note:
See
“System
replaceable
units”
on
page
144
to
determine
which
components
should
be
replaced
by
a
field
service
technician.
Message
Action
DASD
Over
Temperature
(level-critical;
direct
access
storage
device
bay
x
was
over
temperature)
v
Ensure
that
the
system
is
being
properly
cooled
;
see
“System
reliability
guidelines”
on
page
11
DASD
Over
recommended
Temperature
(sensor
x
)
(level-warning;
DASD
bay
x
had
over
temperature
condition)
v
Ensure
that
the
system
is
being
properly
cooled
;
see
“System
reliability
guidelines”
on
page
11
DASD
under
recommended
temperature
(sensor
x
)
(level-warning;
direct
access
storage
device
bay
x
had
under
temperature
condition)
v
Ambient
temperature
must
be
within
normal
operating
specifications
;
see
“Features
and
specifications”
on
page
3.
DASD
Over
Temperature
(level-critical;
sensor
for
DASD1
reported
temperature
over
recommended
range)
v
Ensure
system
is
being
properly
cooled
;
see
“System
reliability
guidelines”
on
page
11
Power
supply
x
Temperature
Fault
(level-critical;
power
supply
x
had
over
temperature
condition)
1.
Ensure
system
is
being
properly
cooled;
see
“System
reliability
guidelines”
on
page
11
2.
Replace
power
supply
x
System
board
is
over
recommended
temperature
(level-warning;
system
board
is
over
recommended
temperature)
1.
Ensure
system
is
being
properly
cooled
;
see
“System
reliability
guidelines”
on
page
11
2.
Replace
the
system
board.
System
board
is
under
recommended
temperature
(level-warning;
system
board
is
under
recommended
temperature)
v
Ambient
temperature
must
be
within
normal
operating
specifications
;
see
“Features
and
specifications”
on
page
3.
System
over
temperature
for
CPU
x
(level-warning;
CPU
x
reporting
over
temperature
condition)
v
Ensure
system
is
being
properly
cooled;
see
“System
reliability
guidelines”
on
page
11
System
under
recommended
CPU
x
temperature
(level-warning;
CPU
x
reporting
under
temperature
condition)
v
Ambient
temperature
must
be
within
normal
operating
specifications
;
see
“Features
and
specifications”
on
page
3.
Fan
error
messages
Note:
See
“System
replaceable
units”
on
page
144
to
determine
which
components
should
be
replaced
by
a
field
service
technician.
Message
Action
Fan
x
failure
(level-critical;
fan
x
had
a
failure)
1.
Check
connections
to
fan
x
.
2.
Replace
fan
x
.
Fan
x
fault
(level-critical;
fan
x
beyond
recommended
RPM
range)
1.
Check
connections
to
fan
x
.
2.
Replace
fan
x
.
Fan
x
outside
recommended
speed
action
1.
Replace
fan
x
.
136
xSeries
236
Type
8841:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide
Summary of Contents for xSeries 236 8841
Page 1: ...xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 2: ......
Page 3: ...xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 20: ...10 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 96: ...86 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 152: ...142 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 160: ...150 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 173: ...Appendix B Safety information 163...
Page 174: ...164 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 175: ...Appendix B Safety information 165...
Page 176: ...166 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 177: ...Appendix B Safety information 167...
Page 178: ...168 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 179: ...Appendix B Safety information 169...
Page 189: ...Appendix B Safety information 179...
Page 190: ...180 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 191: ...Appendix B Safety information 181...
Page 192: ...182 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 196: ...186 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
Page 208: ...198 xSeries 236 Type 8841 Hardware Maintenance Manual and Troubleshooting Guide...
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Page 210: ...Part Number 25K8114 1P P N 25K8114...