HP ProLiant SL170s G6 Maintenance And Service Manual page 78

Table 11
POST error messages
Error code
661h
662h
663h
664h
665h
Error message
System Fan 6a Missing
System Fan 6b Missing
System Fan 7a Missing
System Fan 7b Missing
System Fan 8a Missing
Description/corrective action
If system fan6a is not installed or
failed, when the system installed
non-redundant fan, this message
appears and system shuts down in
minutes. When system installed with
redundant fan, if only one fan
missing, this appears and the other
fans run at high speed. If two fans
missing, this appears and system
shuts down in minutes.
If system fan6b is not installed or
failed, when one fan missing, this
message appears and other fans
run at high speed. When two fans
missing at the same time, this
appears and system shuts down in
minutes.
If system fan7a is not installed or
failed, when the system installed
non-redundant fan, this message
appears and system shuts down in
minutes. When system installed with
redundant fan, if only one fan
missing, this appears and the other
fans run at high speed. If two fans
missing, this appears and system
shuts down in minutes.
If system fan7b is not installed or
failed, when one fan missing, this
message appears and other fans
run at high speed. When two fans
missing at the same time, this
appears and system shuts down in
minutes.
If system fan8a is not installed or
failed, when the system installed
non-redundant fan, this message
appears and system shuts down in
minutes. When system installed with
redundant fan, if only one fan
missing, this appears and the other
fans run at high speed. If two fans
missing, this appears and system
shuts down in minutes.
Diagnostic tools and setup utilities 78