Step 1520-5
One of the cables you unplugged from the power backplane may be defective.
1. Unplug the power cables from the system.
2. Reconnect one of the cables to the power backplane.
3. Connect the power cables to the system.
Do the ac LEDs on the power supplies come on within 30 seconds after applying
ac power?
NO
Replace the last cable that you connected to the power backplane.
Repeat this step until all the cables have been reconnected.
Replace the faulty cooling fan. Go to
″
MAP 0410: Repair Checkout
″
in the
RS/6000
Eserver
pSeries Diagnostic Information for Multiple Bus Systems.
YES
Repeat this step until the defective cable is identified or all the cables have
been reconnected.
Step 1520-6
Either the power supplies or the power backplane may be defective.
To test each FRU, exchange the FRUs that have not already been exchanged in the
following order.
v
Power supply 1.
v
Power supply 2.
v
Power supply 3 (if installed).
v
Power backplane.
1. Turn off the power.
2. Unplug the power cables from the system.
3. Exchange one of the FRUs in the list.
4. Connect the power cables to the system.
Do the ac LEDs on the power supplies come on within 30 seconds after applying
ac power?
NO
Reinstall the original FRU.
Repeat this step until the defective FRU is identified or all the FRUs have been
exchanged.
If the symptom did not change and all the FRUs have been exchanged, call
your service support person for assistance.
YES
Go to
″
MAP 0410: Repair Checkout
″
in the
RS/6000
Eserver
pSeries
Diagnostic Information for Multiple Bus Systems.
52
Service Guide
Summary of Contents for 265
Page 1: ...IntelliStation POWER 9112 Model 265 Service Guide SA38 0609 00 IBM...
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Page 20: ...Fan Locations 1 2 3 4 1 Fan 1 2 Fan 2 3 Fan 3 4 Fan 4 4 Service Guide...
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Page 287: ...Replacement Replace in reverse order Chapter 9 Removal and Replacement Procedures 271...
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Page 364: ...IBM Printed in U S A February 2002 SA38 0609 00...
Page 365: ...Spine information IBM IntelliStation POWER 9112 Model 265 Service Guide SA38 0609 00...