IBM 8668 Hardware Maintenance Manual - Page 80

Filler panels, Power supply bay 1

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supplies hot-swappable. Each power supply has two status indicators; see the following illustration for information about the status indicators and power-supply bay locations. Note: The illustrations in this document might differ slightly from your hardware. Power supply bay 3 Filler panel Power supply bay 2 Power supply bay 1 Power supply DC power LED (green) DC power LED (green) DC AC GOOD GOOD AC power LED (green) AC power LED (green) Two 250-watt configuration 385-watt configuration Filler panels To maintain proper airflow, keep filler panels in place on empty power-supply bays as shown. Power supply bay 1 Servers utilizing the 250-watt power supply configuration come with a power supply installed in this bay. LED PS1 on the system board diagnostic panel refers to this power supply. See "System board LED locations" on page 45 for more information about the diagnostic panel. Power supply bay 2 Depending on model, the server may come with a power supply installed in this bay. LED PS2 on the system board diagnostic panel refers to this power supply. See "System board LED locations" on page 45 for more information about the diagnostic panel. Power supply bay 3 If you install an optional power supply in this bay, LED PS3 on the system board diagnostic panel refers to this power supply. See "System board LED locations" on page 45 for more information about the diagnostic panel. 72 Hardware Maintenance Manual: xSeries 232, Type 8668

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supplies hot-swappable. Each power supply has two status indicators; see the
following illustration for information about the status indicators and power-supply
bay locations.
Note:
The illustrations in this document might differ slightly from your hardware.
DC power
LED (green)
DC power
LED (green)
AC power
LED (green)
AC power
LED (green)
DC
GOOD
AC
GOOD
Filler panel
Power supply
bay 3
Power supply
bay 2
Power supply
bay 1
Power supply
Two 250-watt configuration
385-watt configuration
Filler panels
To maintain proper airflow, keep filler panels in place on empty
power-supply bays as shown.
Power supply bay 1
Servers utilizing the 250-watt power supply configuration come with a
power supply installed in this bay. LED PS1 on the system board
diagnostic panel refers to this power supply. See “System board LED
locations” on page 45 for more information about the diagnostic panel.
Power supply bay 2
Depending on model, the server may come with a power supply installed
in this bay. LED PS2 on the system board diagnostic panel refers to this
power supply. See “System board LED locations” on page 45 for more
information about the diagnostic panel.
Power supply bay 3
If you install an optional power supply in this bay, LED PS3 on the system
board diagnostic panel refers to this power supply. See “System board LED
locations” on page 45 for more information about the diagnostic panel.
72
Hardware Maintenance Manual: xSeries 232, Type 8668