HP Modular Cooling System User Manual
Page 11
Web interface 11
Indicators Meaning
Operator display alarm message Fan 1, 2, 3, 4, 5, or 6 Failed
Web interface alarm message
Fan 1, 2, 3, 4, 5, or 6 Failed/ Not installed
Condition
Fan 1, 2, 3, 4, 5, or 6 is less than its minimum rpm
Module
Fan 1, 2, 3, 4, 5, or 6
SNMP notification
Warning
Type of message
Warning
Solution:
1.
Remove the fan unit.
2.
Reinstall the same fan unit.
If the warning message does not clear after the module is reseated, replace the fan unit with a CSR part.
For more information on CSR parts, see "Replaceable parts and maintenance and service information (on
page
54
)."
HEX (heat exchanger unit) temperature in failed (Server Intake Temperature failed)
Indicators Meaning
Operator display alarm message HEX1, HEX2, or HEX3 Temp. In Failed
Web interface alarm message
Top Heat Exchanger Intake Air Temperature Sensor to Server Failed
Condition
Temperature reading is beyond limit (possible open circuit)
Sensors
HEX1, HEX2, or HEX3 sensors (this is the water to air heat exchanger unit
temperature of the intake to the servers)
SNMP notification
Warning
Type of message
Warning
Solution:
Contact HP, or see the HP website (
HEX temperature out failed (Server Exhaust Temperature failed)
Indicators Meaning
Operator display alarm message HEX1, HEX2, or HEX3 Temp. Out Failed
Web interface alarm message
Top Heat Exchanger Exhaust Air Temperature Sensor from Server Failed
Condition
Temperature reading is beyond limit (possible open circuit)
Sensors
FAN 1, 2, 3, 4, 5 or 6 sensors (this is the fan unit temperature of the
exhaust from the servers)
SNMP notification
Warning
Type of message
Warning
Solution:
Contact HP, or see the HP website (
Low water flow