9
Temperature Alarm Conditions
The Model 6103 monitors the temperature in the chassis on the alarm
card through an on-board temperature sensor. The following describes
the conditions necessary to set a temperature alarm.
Power Supply Alarm Conditions
The Model 6103 monitors the power supplies in the chassis. The follow-
ing describes the conditions necessary to set a power supply alarm.
System Alarm Conditions
The Model 6103 detects alarms via the IPMB (Intelligent Platform Man-
agement Bus) on the chassis midplane, and forwards the alarm to the
proxy card. The conditions that necessitate an alarm are set in the
3096RC or 2616RC. See the Model 3096RC or 2616RC manual for
more information.
3.3
ALARM INDICATIONS
The following sections describes the Model 6103 alarm indications that
are set when an alarm condition is detected.
Fan Alarm Indications
When a Fan Minor Alarm is detected, the alarm card will illuminate the
FAN
LED and the
MIN
LED. The alarm card will also activate the
MINOR
relay by connecting pin 5 to pin 9 on the Form-C output.
When a Fan Major Alarm is detected, the alarm card will illuminate the
FAN
LED and the
MAJ
LED. The alarm card will also activate the
MAJOR
relay by connecting pin 2 to pin 6 on the Form-C output.
Alarm
Condition
Temperature Major Alarm
Ambient temperature in the chassis has
reached 80°C (176°F)
Alarm
Condition
Power Supply
Minor Alarm
The Model 6103 receives a degrade alarm
from a power supply
Power Supply
Major Alarm
The Model 6103 receives a fail alarm from
a power supply
