IBM System x3650 Type 7979 Problem Determination And Service Manual page 41

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
One continuous beep
Repeating short beeps
One long and one short
beep
One long and two short
beeps
Description
Possible microprocessor problem.
Possible keyboard problem.
Possible video controller problem.
Possible video controller problem.
Action
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
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
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
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