Ac Input Power Entry Controller Removal; Ac Input Power Entry Controller Installation - Compaq RA8000 User Manual

RA8000 and ESA12000 Storage Subsystems

5.10.1 AC Input Power Entry Controller Removal

Use the following steps to remove an ac input power entry controller:
1. For redundant and optimum (n+ 4) power configurations, verify that all eight power
supplies are operational and then go to step 3.
a) Verify that four of the power supplies are good.
b) Verify that the LEDs on the other 4 power supplies are not lit.
2. For a standard (n+ 1) power configuration, shut down the subsystem as
described in section 5.6.2.1, "Shutting Down the Subsystem for a Cold Swap."
3. Make sure the ac input power entry controller being replaced is turned OFF.
4. Disconnect the ac power cord from the ac input box.
5. Loosen the two retaining screws and remove the ac input power entry controller.
6. Place the ac input power entry controller into an electrostatic bag.

5.10.2 AC Input Power Entry Controller Installation

Use the following steps to install an ac input power entry controller:
1. On the ac input power entry controller being installed, turn OFF the switch.
2. Align the ac input power entry controller with either slot A or slot B in the lower left
or lower right corner of the RAID enclosure, respectively.
3. Push in on the ac input power entry controller to fully seat it.
4. Tighten the two retaining screws.
5. Connect the ac power cord from the ac power source to the ac input power entry
controller.
6. If necessary, repeat steps 1 through 6 to install a second ac input power entry
controller.
7. Start the subsystem as follows:
a) Plug in the subsystem's power cord if it is not already plugged in.
b) On all expansion enclosures, turn on all ac input power entry controllers.
c) On the master enclosure, turn on all ac input power entry controllers.
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