Digital Equipment Digital EtherWORKS 3 Turbo, User Information

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Isolating Faults
Table A–1 describes how to isolate faults by the symptoms that are
occurring.
Table A–1 Fault Isolation By Symptom
Symptom Possible Cause Recommended Action
The system is on,
but there is no
display.
The monitor is not on or
it is not connected to the
video board.
Be sure the monitor
cable is firmly connected
to the video board. Set
the monitor power
switch to ON.
The Turbo board is not
seated firmly.
Turn off power to the
computer. Remove
and reinsert the board
firmly into the option
slot (Figure 2–3).
The
Turbo
board is
conflicting with another
device.
See the Resolving BUS
Conflicts on ISA and
EISA Systems section
in Chapter 2.
The system is
on, but nothing
happens. The
amber LED is on
for longer than
30 seconds. The
keyboard does not
respond.
The Turbo board is
preventing the CPU from
operating correctly.
Turn the computer
power off and reseat the
board. Disconnect the
ThinWire cable from the
Turbo
board, then turn
the computer power
back on.
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A–2