IBM System x3650 Type 7979, Problem Determination And Service Manual

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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 7979 and 1914 server,” on page 79 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 Description Action
One continuous beep Possible microprocessor problem.
1. Reseat the following components, one at a
time, in the order shown, restarting the
server each time:
v
(Trained service technician only)
Microprocessor 1
v (Trained service technician only)
Microprocessor 2 (if installed)
2. Replace the following components, one at
a time, in the order shown, restarting the
server each time:
v
(Trained service technician only)
Microprocessor 1
v (Trained service technician only)
Microprocessor 2 (if installed)
v (Trained service technician only) System
board
Repeating short beeps Possible keyboard problem.
1. Reseat the keyboard cable.
2. Replace the following components, one at
a time, in the order shown, restarting the
server each time:
v Keyboard
v (Trained service technician only) System
board
One long and one short
beep
Possible video controller problem.
1. Reseat the optional video adapter (if
installed).
2. Replace the following components, one at
a time, in the order shown, restarting the
server each time:
v Video adapter (if installed)
v (Trained service technician only) System
board
One long and two short
beeps
Possible video controller problem.
1. Reseat the optional video adapter (if
installed).
2. Replace the following components, one at
a time, in the order shown, restarting the
server each time:
v
Video adapter (if installed)
v (Trained service technician only) System
board
Chapter 2. Diagnostics
23