Dell PowerEdge T310 Hardware Owner's Manual - Page 23

Diagnostic Lights (Optional - error codes

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A non-redundant power supply has an LED indicator that shows whether power is present or whether a power fault has occurred. • Not lit - AC power is not connected. It also indicates that the system is in standby mode. • Green - When the system is on, a green light also indicates that the power supply is providing DC power to the system. Figure 1-5. Non-Redundant Power Supply Status Indicator 1 2 1 power supply status indicator 2 power supply test switch Diagnostic Lights (Optional) The four diagnostic indicator lights on the system front panel display error codes during system startup. Table 1-1 lists the causes and possible corrective actions associated with these codes. A highlighted circle indicates the light is on; a non-highlighted circle indicates the light is off. NOTE: The diagnostic LEDs are not present when the system is equipped with an LCD display. About Your System 23

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About Your System
23
A non-redundant power supply has an LED indicator that shows whether
power is present or whether a power fault has occurred.
•
Not lit — AC power is not connected. It also indicates that the system
is in standby mode.
•
Green — When the system is on, a green light also indicates that the
power supply is providing DC power to the system.
Figure 1-5.
Non-Redundant Power Supply Status Indicator
Diagnostic Lights (Optional)
The four diagnostic indicator lights on the system front panel display error
codes during system startup. Table 1-1 lists the causes and possible corrective
actions associated with these codes. A highlighted circle indicates the
light is on; a non-highlighted circle indicates the light is off.
NOTE:
The diagnostic LEDs are not present when the system is equipped with
an LCD display.
1
power supply status indicator
2
power supply test switch
1
2