Installing And Connecting A Redundant Power System; Stk-Rps-150Ps; Switch Rear View - Enterasys A4H124-24FX Hardware Installation Manual

Installing and Connecting a Redundant Power System

Figure 2-5
1 AC power cord
3. Observe that the power CPU LED (not shown), located on the front panel. During the
initialization, the CPU LED will start by illuminating solid amber, then start blinking green,
then blinking amber, then blinking green again until the end of the initialization, and then
turns solid green.
If the switch is a standalone switch, it will take approximately 30 seconds for the switch to
start up. If the switch is a stack manager, it can take up to 3 minutes or more to initialize all the
switches in the stack, depending on the number of member switches in the stack.

Installing and Connecting a Redundant Power System

You can use the STK-RPS-150PS, a 150W redundant power supply for A4 models.

STK-RPS-150PS

The STK-RPS-150PS can be used as a standalone unit, or you can install an STK-RPS-150PS in the
following RPS shelves:
2-10 Installation

Switch Rear View

2 AC power connector
Note: If the CPU LED illuminates solid red, there was a critical failure. For more information about
the LED indications and troubleshooting, refer to
additional help, contact Enterasys Networks. Refer to
Note: The STK-RPS-150PS is a replacement for the C2RPS-PSM. If you already have a
C2RPS-PSM power supply, it can be used in place of the STK-RPS-150PS.
3 Redundant power supply connector
Chapter 3, Troubleshooting. If you need
"Getting Help" on page xvii for details
.