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10-4 Ultra Enterprise 6000/5000/4000 Systems Manual—November 1996
10
10.3 Defective CPU/Memory Board
CPU/Memory boards are hot-pluggable.
Figure 10-3 Diagnosing CPU/Memory Board Problems
INDICATION
System error message or
LED code identifies a
specific board
Board not identified or
intermittent problem
Begin
End
TEST/PROCEDURE
Locate indicated board.
Check LEDs on boardto verify ASR
has deactivated the board.
Replace the board or device.
Board is not active until system is
booted.
Check /var/adm/messages
Run SunVTS to test suspected
boards, CPUs, SIMMs, power
supplies, other devices.
Check related modular power
supply.
REFERENCE
LED code must be Off-On-Off. See
Table 9-2.
See Section 3.3, “Hot-Plug Feature.”
Refer to
SunVTS User’s Guide.
See Figure 10-7.