PowerConnect B-MLXe Hardware Installation Guide
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53-1002111-01
Managing the cooling system
5
For example, if you are changing the temperature thresholds for a management module high and
medium-high fan speeds, the system will accept the following values because the low temperature
threshold for the high speed (79
C) is lower than the high temperature threshold (82
C) for the
medium-high speed.
The device will not accept the following values because the low temperature threshold for the high
speed (83
C) is higher than the high temperature threshold (82
C) for the medium-high speed.
Displaying temperature thresholds for modules and fan speeds
To check the current settings of the low and high temperature thresholds for modules and fan
speeds, you can enter the show fan-threshold command at any level of the CLI.
PowerConnect# show fan-threshold
=== Thermal Sensor Control Block (THERMAL_SENSOR_TEST_RULE_MP) ===
Fan Speed Low: -1 - 60
Fan Speed Med: 57 - 70
Fan Speed Med-Hi: 67 - 80
Fan Speed Hi: 77 - 85
state = 0 (FAN_STATE_LOW)
max_ts_shut_off_count = 1
shut_off_count = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
=== Thermal Sensor Control Block (THERMAL_SENSOR_TEST_RULE_SNM) ===
Fan Speed Low: -1 - 30
Fan Speed Med: 27 - 40
Fan Speed Med-Hi: 37 - 50
Fan Speed Hi: 47 - 75
state = 2 (FAN_STATE_MED_HI)
max_ts_shut_off_count = 1
shut_off_count = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
=== Thermal Sensor Control Block (THERMAL_SENSOR_TEST_RULE_LP) ===
Fan Speed Low: -1 - 50
Fan Speed Med: 46 - 55
Fan Speed Med-Hi: 51 - 60
Fan Speed Hi: 56 - 95
state = 0 (FAN_STATE_LOW)
max_ts_shut_off_count = 1
shut_off_count = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
=== Thermal Sensor Control Block (THERMAL_SENSOR_TEST_RULE_LP_XPP) ===
Fan Speed Low: -1 - 50
Fan Speed Med: 45 - 65
Fan Speed Med-Hi: 60 - 75
Fan Speed Hi: 70 - 113
state = 1 (FAN_STATE_MED)
max_ts_shut_off_count = 1
shut_off_count = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
=== Thermal Sensor Control Block (THERMAL_SENSOR_TEST_RULE_STANDBY_MP) ===
Fan Speed Low: -1 - 60
Fan speed
Low temperature threshold
High temperature threshold
High
79
C
87
C
Medium-high
69
C
82
C
Fan speed
Low temperature threshold
High temperature threshold
High
83
C
87
C
Medium-high
69
C
82
C
Summary of Contents for PowerConnect B - MLXe 16
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