Gateway 995 User Manual page 54

Chapter 4: Installing Components
4
For help in diagnosing a power supply problem, you can also examine the
cluster of three LEDs to the right of the power supplies.
■
■
■
If any of these LEDs are not on, it may indicate a problem with the power
cords or power distribution board (contained in the power supply cage).
For instructions on replacing the power supply cage, see
power supply cage" on page
48
The top LED indicates the left power supply is connected to AC power
and is functioning correctly.
The center LED indicates a center power supply is installed and the
server is operating in redundant power mode.
The bottom LED indicates the right power supply is connected to
AC power and is functioning correctly.
Left power
supply status
Center power
supply status
Right power
supply status
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"Replacing the