IBM 9117-MMB Power Supply User Manual


 
light-emitting diode (LED) (A) as shown in Figure 7. A lit (flashing or on solid) LED indicates the
failing power supply.
5. For the power supply that you want to remove, slide the cable retention bracket to the open position
(A), and then disconnect the power cable (B) as shown in Figure 8. By moving the bracket to the open
position, you turn the power supply off.
6. Attach the wrist strap.
Figure 7. FRU fault and identify LED
Figure 8. Disconnecting the power cable from the front of an expansion unit
10 Power Systems: Power supplies for the 9117-MMB or 9179-MHB