Learn how to install, remove, or replace a voltage regulator
module for the IBM® Power® 720 Express (8202-E4C or 8202-E4D)
and the IBM Power 740 Express (8205-E6C or 8205-E6D) servers.
The server contains two voltage regulator modules which are connected
to the system backplane.
Figure 1. Voltage regulator
modules
Replacing this feature is a customer task. You can perform this
task yourself or contact a service provider to perform the task for
you. You might be charged a fee by the service provider for this service.
DANGER
When working on or around the system,
observe the following precautions:
Electrical voltage and current
from power, telephone, and communication cables are hazardous. To
avoid a shock hazard:
- Connect power to this unit only with the IBM provided
power cord. Do not use the IBM provided power
cord for any other product.
- Do not open or service any power supply assembly.
- Do not connect or disconnect any cables or perform installation,
maintenance, or reconfiguration of this product during an electrical
storm.
- The product might be equipped with multiple power cords. To remove
all hazardous voltages, disconnect all power cords.
- Connect all power cords to a properly wired and grounded electrical
outlet. Ensure that the outlet supplies proper voltage and phase
rotation according to the system rating plate.
- Connect any equipment that will be attached to this product to
properly wired outlets.
- When possible, use one hand only to connect or disconnect signal
cables.
- Never turn on any equipment when there is evidence of fire, water,
or structural damage.
- Disconnect the attached power cords, telecommunications systems,
networks, and modems before you open the device covers, unless instructed
otherwise in the installation and configuration procedures.
- Connect and disconnect cables as described in the following procedures
when installing, moving, or opening covers on this product or attached
devices.
To Disconnect:
- Turn off everything (unless instructed otherwise).
- Remove the power cords from the outlets.
- Remove the signal cables from the connectors.
- Remove all cables from the devices.
To Connect:
- Turn off everything (unless instructed otherwise).
- Attach all cables to the devices.
- Attach the signal cables to the connectors.
- Attach the power cords to the outlets.
- Turn on the devices.
(D005)