Chapter 5. Checking The Cluster 1350 Cabling Process; Checking Connections In The Expansion Cabinets; Checking Connections In The Primary Cabinet - IBM eserver Cluster 1350 Installation And Service Manual

Chapter 5. Checking the Cluster 1350 cabling process

The IBM Eserver Cluster 1350 comes without an operating system installed. An
IBM support team performs the hardware cabling process then the customer
performs the software installation unless a service contract is purchased that
includes the software installation.
Before turning on a Cluster 1350 system, you must first, check all the connections
in the expansion cabinets and primary cabinet. After you have verified that all
connections are secure, turn on the expansion cabinets containing storage nodes,
storage servers, and storage expansion units. Turn on the primary cabinet last.

Checking connections in the expansion cabinets

1. Make sure that the breaker switches for the source power are all turned off.
2. Open the side and rear doors of the cabinet.
3. From the side of the cabinet, make sure that all the power cables between the
4. From the back of the cabinet, push on all the connectors on the cables running
5. Connect power to the power distribution units:
6. Make sure that all internal power distribution units are turned on by viewing the

Checking connections in the primary cabinet

Complete the following steps to check the connections in the primary cabinet:
1. Make sure that the source power breaker switches are all turned off.
2. Open the side and rear doors of the cabinet.
3. From the side of the cabinet, make sure that all the power cables between the
4. From the back of the cabinet, push on all the cable connectors running from the
5. Connect power to the power distribution units. Use a NEMA L6-20, 280 V ac,
© Copyright IBM Corp. 2004
rack power distribution units and the front-end power distribution units (PDUs)
are fully seated.
from the rack-mounted devices powered by the power distribution units to make
sure that the cables are fully seated.
a. Connect the power cable to the power distribution unit.
b. Draw the power cable through the opening at the base of the cabinet.
c. Connect the power cable to the electrical outlet.
d. Turn on the power breaker switch for the source power.
e. Make sure that the power distribution unit circuit breakers are turned to the
On position.
power LEDs on the power distribution unit connected components.
v When power is applied, servers display a flashing green LED on the front
panel.
v The following devices have no power switch and turn on automatically when
the power distribution units are turned on. Make sure that the following
components have power applied:
– KVM switch
– Cisco 10/100 switch
– Cisco Gigabit switch
– In-Reach LX-4000 (32-port, 48-port) terminal server
All rack-mounted devices are powered by the internal power distribution unit.
rack power distribution units (PDUs) and the front-end PDUs are fully seated.
rack-mounted devices powered by the power distribution units to make sure that
the cables are fully seated.
single-phase power cable.
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