Dell PowerEdge 1850 - Manual (Page 15)

pattern.
Table 2-3. Hard-Drive Indicator Patterns
Power Indicator Codes
The power button on the front panel controls the power input to the system's power supplies. The power indicator can provide information on power status
(see
Figure 2 -1 ). Table 2 -4 lists the power button indicator codes.
Table 2-4. Power Button Indicators
The indicators on the optional redundant power supplies show whether power is present or whether a power fault has occurred (see Figure 2 -5 and Table 2 -
5 ).
Figure 2-5. Redundant Power Supply Indicators
Table 2-5. Redundant Power Supply Indicators
NIC Indicator Codes
Figure 2 -6 and Table 2 -6 describe the indicators on the NIC.
Figure 2-6. NIC Indicators
NOTE: If a RAID controller is not installed, only the "drive online" indicator pattern appears. The drive-activity indicator also blinks when the drive is
being accessed.
Condition Indicator Pattern
Identify drive The green power-on/fault indicator blinks four times per second.
Drive being prepared for removal The green power-on/fault indicator blinks two times per second.
Drive ready for insertion or removal Both drive indicators are off.
Drive being prepared for operation The green power-on/fault indicator is on.
Drive predicted failure The power-on/fault indicator slowly blinks green, amber, and off.
Drive failed The amber power-on/fault indicator blinks four times per second.
Drive rebuilding The green power-on/fault indicator blinks slowly.
Drive online The green power-on/fault indicator is on.
Indicator Function
On Indicates that power is supplied to the system and the system is operational.
Off Indicates that no power is supplied to the system.
Blinking Indicates that power is supplied to the system, but the system is in a standby state. For information on standby states, see your operating
system documentation.
Indicator Function
Power supply status Green indicates that the power supply is operational.
Power supply fault Amber indicates a problem with the power supply.
AC line status Green indicates that a valid AC source is connected to the power supply.