Attention:
v Attach a wrist strap to an unpainted metal surface of your hardware to prevent electrostatic
discharge (ESD) from damaging your hardware.
v When using a wrist strap, follow all electrical safety procedures. A wrist strap is for static control. It
does not increase or decrease your risk of receiving electric shock when using or working on
electrical equipment.
v If you do not have a wrist strap, just prior to removing the product from ESD packaging and
installing or replacing hardware, touch an unpainted metal surface of the system for a minimum of
5 seconds.
7. Rotate the power-supply locking handle (A) to the open position as shown in Figure 9. Pull the
power supply out of the expansion unit.
8. Optional: If you want to remove a failing power-supply fan, complete the following steps:
Note: If a fan fails, the amber fan fault LED (B) on the front of the Offline Converter Assembly
(OCA), as shown in Figure 10 on page 12, is on solid.
Figure 9. Removing a power supply
Power supplies 11
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