Dell PowerEdge R905 Hardware Owner's Manual (PDF) - Page 165

Troubleshooting the Microprocessors

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6 Reconnect the system to the electrical outlet, and turn on the system and attached peripherals. If the problem persists, go to the next step. 7 Turn off the system and attached peripherals, and disconnect the system from the electrical outlet. 8 Open the system. See "Opening and Closing the System" on page 65. 9 Remove all expansion cards installed in the system. See "Removing an Expansion Card" on page 80 10 Close the system. See "Opening and Closing the System" on page 65. 11 Reconnect the system to the electrical outlet, and turn on the system and attached peripherals. 12 Run the appropriate online diagnostic test. If the test fails, see "Getting Help" on page 179. 13 For each expansion card you removed in step 9, perform the following steps: a Turn off the system and attached peripherals, and disconnect the system from the electrical outlet. b Open the system. See "Opening and Closing the System" on page 65. c Reinstall one of the expansion cards. See "Installing an Expansion Card" on page 78. d Close the system. "Opening and Closing the System" on page 65. e Run the appropriate diagnostic test. If the test fails, see "Getting Help" on page 179. Troubleshooting the Microprocessors Problem • Error message indicates a processor problem. • Front-panel status LCD indicates a problem with the processors or system board. • A heat sink is not installed for each processor. Troubleshooting Your System 165

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Troubleshooting Your System
165
6
Reconnect the system to the electrical outlet, and turn on the system and
attached peripherals.
If the problem persists, go to the next step.
7
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
8
Open the system. See "Opening and Closing the System" on page 65.
9
Remove all expansion cards installed in the system. See "Removing an
Expansion Card" on page 80
10
Close the system. See "Opening and Closing the System" on page 65.
11
Reconnect the system to the electrical outlet, and turn on the system and
attached peripherals.
12
Run the appropriate online diagnostic test.
If the test fails, see
"Getting Help" on page 179.
13
For each expansion card you removed in step 9, perform the following
steps:
a
Turn off the system and attached peripherals, and disconnect the
system from the electrical outlet.
b
Open the system. See "Opening and Closing the System" on page 65.
c
Reinstall one of the expansion cards. See "Installing an Expansion
Card" on page 78.
d
Close the system. "Opening and Closing the System" on page 65.
e
Run the appropriate diagnostic test.
If the test fails, see
"Getting Help" on page 179.
Troubleshooting the Microprocessors
Problem
•
Error message indicates a processor problem.
•
Front-panel status LCD indicates a problem with the processors or system
board.
•
A heat sink is not installed for each processor.