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v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, Type 7981," on page 53 to determine which components are customer
replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Beep code
Three short beeps
One continuous beep
Repeating short beeps
Description
Memory error.
Microprocessor error.
Keyboard error.
Action
1. Reseat the DIMMs.
2. Replace the following components one at a
time, in the order shown, restarting the
blade server each time:
a. DIMMs
b. (Trained service technician only) System
board assembly
1. Reseat the following components:
a. (Trained service technician only)
Microprocessor 1
b. (Trained service technician only)
Microprocessor 2
2. Replace the following components one at a
time, in the order shown, restarting the
blade server each time:
a. (Trained service technician only)
Microprocessor 1
b. (Trained service technician only)
Microprocessor 2
c. (Trained service technician only) System
board assembly
1. Reseat the keyboard.
2. Replace the following components one at a
time, in the order shown, restarting the
blade server each time:
a. Keyboard
b. (Trained service technician only) System
board assembly
Chapter 2. Diagnostics
15
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