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Chapter 4: Connection and Operation
Hard drives: Hard drives have been correctly installed on the drive trays.
Drive trays: ALL the drive trays, whether or not they have a hard drive,
have been installed into the subsystem.
Cable connections: The host ports on the subsystem have been correctly
connected to host computer(s).
Power cables: The power cords have been connected to the PSU modules on
the subsystem and plugged into main power.
Ambient temperature: All the subsystem components have been acclimated
to the surrounding temperature.
4.3.2 Power On Sequence
When powering on the ES subsystem, please follow the steps below:
1. Power on any expansion enclosures if applied
If you connect any expansion enclosures to the subsystem, power on those
expansion enclosures before powering on the subsystem.
2. Power on the subsystem
The subsystem should be powered on before the host computers. The power on
procedure for the subsystem is described in Section 4.3.3.
3. Host computers
Host computers should be the last devices that are turned on. Please refer to the
documentation that came with your host computers to see its own power on
procedure.
4.3.3 Power On Procedure
1. Plug in all power cords to the power connectors located at the rear of the
subsystem. Use the power cables that came with the subsystem to connect the
subsystem to the power outlet, separate power sources, or UPS devices.
2. Turn on the power supply switches for both power supply units.
3. The subsystem is now turned on and the self-test will start automatically.
4. The “Power” LED on the front LCD panel will turn blue. (See Figure 4- 4)
Power On
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