Dell POWEREDGE 1855 - Manual (Page 18)

Fan Module Indicators
Each hot-pluggable fan module contains two redundant fans (see Figure 2 -7 ). Table 2 -6 lists the fan indicator codes.
Figure 2-7. Fan Module Indicators
Table 2-6. Fan Module Indicator Codes
KVM Modules
Your system includes one of the three KVM modules described in this section:
l Avocent Analog KVM switch module (standard)
l Avocent Digital Access KVM switch module (optional)
l KVM switch module (standard on systems sold prior to April 2005)
Avocent Analog KVM Switch Module
Indicator Icon Activity
Indicator Indicator Code
DC power
indicator Green The power supply is operational.
Fault indicator Amber The power supply is in a fault condition. The fault condition can result from either a failed power supply or a
failed fan within the power supply. See "
Power Supply Modules " in "Installing System Options."
AC power present
indicator Green AC power is present at the power supply and the system is connected to an AC power source.
Indicator Activity Indicator Indicator Code
Fan 1 present indicator Off Fan 1 is not installed.
Green Fan 1 is installed.
Fan 1 fault indicator Off Fan 1 is operating normally.
Amber Fan 1 has failed. See " Fan Modules " in "Installing System Options."
Fan 2 present indicator Off Fan 2 is not installed.
Green Fan 2 is installed.
Fan 2 fault indicator Off Fan 2 is operating normally.
Amber Fan 2 has failed. See " Fan Modules " in "Installing System Options."