Chapter 12. Power Problems; No Power To Multiple Devices; No Power To An Individual Device - IBM Cluster 1350 Installation And Service

Chapter 12. Power problems

Contents

No power to multiple devices

1. Check that the 30 amp twist lock plugs are locked into the customer supplied
2. Check the main power breakers at the customer breaker panel and ensure they
3. Measure the voltage on the power out side of the Frame Power Block. If no
4. Verify the PDU breakers are in the ON position.
5. Verify the PDU plugs are securely seated into the Power Out sockets on the
6. Verify voltage at the Power Out ports on the PDU using a Multimeter. If no
7. Swap out the power cable on the failing unit. If power LEDs do not appear on

No power to an individual device

1. Verify the PDU plugs are securely seated into the Power Out sockets on the
2. Verify voltage at the Power Out ports on the PDU using a Multimeter. If no
3. Swap out the power cable on the failing unit. If power LEDs do not appear on
© Copyright IBM Corp. 2003
receptacles.
are on.
voltage is present have the customer's electrician check for power issues. If no
problems are found with the customer's power then replace the Input Power
Block (FRU 32P1077). If the correct voltage is present, continue with the next
step.
Frame Power Blocks.
power is present replace the PDU (FRU 9N9671). Otherwise, continue with the
next step.
the failing unit, replace the power supply or complete unit if the power supply
cannot be replaced.
Frame Power Blocks.
power is present replace the PDU (FRU 9N9671). Otherwise, continue with the
next step.
the failing unit, replace the power supply or complete unit if the power supply
cannot be replaced.
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