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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 7996," on page 11 to determine which components are CRUs and which
components are FRUs.
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
1-2-3
1-2-4
1-3-1
2-1-1
2-1-2
2-1-3
2-1-4
2-3-4
Description
DMA page register write/read failed.
RAM refresh verification failed.
First 64K RAM test failed.
Primary DMA register test failed.
Secondary DMA register test failed.
Primary interrupt mask register test
failed.
Secondary interrupt mask register test
failed.
Search for video ROM failed.
Action
(Trained service technician only) Replace the
system board assembly.
1. Reseat the DIMMs (see "Removing a
memory module" on page 24 and "Installing
a memory module" on page 24).
2. Replace the lowest-numbered pair of
DIMMs; then, restart the workstation. If the
beep code error remains, go to 3b. Return
one DIMM at a time from the failed pair to
its connector, restarting the server after
each DIMM, to identify the failed DIMM.
3. Replace the following components one at a
time, in the order shown, restarting the
blade workstation each time:
a. DIMMs
b. (Trained service technician only) System
board assembly
1. Reseat the DIMMs (see "Removing a
memory module" on page 24 and "Installing
a memory module" on page 24).
2. Replace the lowest-numbered pair of
DIMMs; then, restart the workstation. If the
beep code error remains, go to 3b. Return
one DIMM at a time from the failed pair to
its connector, restarting the server after
each DIMM, to identify the failed DIMM.
3. Replace the following components one at a
time, in the order shown, restarting the
blade workstation each time:
a. DIMMs
b. (Trained service technician only) System
board assembly
(Trained service technician only) Replace the
system board assembly.
(Trained service technician only) Replace the
system board assembly.
(Trained service technician only) Replace the
system board assembly.
(Trained service technician only) Replace the
system board assembly.
1. Reseat the graphics card.
2. Replace the graphics card.
Chapter 5. Diagnostics
41
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