IBM Elastic Storage System 3200, Service Manual

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Table 2. IBM Elastic Storage System 3200 power module status LEDs (continued)
Green Color
Amber Color Behavior
Flashing 1.0 Hz OFF Power module is in standby
state. AC present, 12 V standby
ON. Power module is in cold
standby state or always standby
state.
Note: A faulty power module is expected to have amber LED ON. If both power modules require to
be repaired, repeat steps “3” on page 15 through “6” on page 16 for each faulty power module,
replace one power module at a time.
3. Unplug power cable to the faulty power module. Locations of power jacks where the power cables are
plugged in are highlighted in the following figure.
Figure 25. Displaying power module jacks
Note: Unplug the only power cable that is connected to the specific power module (left or right
position) you intend to replace on the rear of the enclosure.
4. Remove the faulty power module.
a) Pull the finger handle until it is at the 90-degree angle relative to the power module.
b) Press the release tab toward the finger handle while simultaneously pulling the finger handle
outward to disengage the power module cam. The release tab and finger handle are shown in
Figure 26 on page 16.
Chapter 1. Servicing (customer tasks) 15