Installing The Vls9000 Node Into A Rack - HP StorageWorks 9000 - Virtual Library System User Manual

NOTE:
Steps 2 through 6 correspond to the PDUs and PDMs called out in
2. Install the first two PDUs in the front rack positions 1 and 2.
If installing four PDUs, install the second pair in the rear rack positions 1 and 2.
NOTE:
To ensure high availability, HP recommends connecting half of the PDMs to one power
source, and the other half to a second power source.
3. Install PDMs from the front PDU in rack position 1 to the lower left rack doorway.
4. Install PDMs from the front PDU in rack position 2 to the lower right rack doorway.
5. If you installed four PDUs:
Install PDMs from the rear PDU in rack position 1 to the upper left rack doorway.
Install PDMs from the rear PDU in rack position 2 to the upper right rack doorway.
6. If needed, you may install a fifth PDM on the upper left and right rack doorway beside the top
PDM for sites in North America, but do not exceed five PDMs per side. Do not exceed four PDMs
per side for sites in Europe.
WARNING!
In North America – Do not plug more than three PDMs into a PDU.
In Europe – Do not plug more than two PDMs into a PDU.

Installing the VLS9000 Node into a Rack

HP recommends the following racking configurations installed from bottom to top:
34 Hardware Installation
Figure 9.