C-2 Computer Group Literature Center Web Site
Troubleshooting
C
II. There is a display
on the terminal,
but input from the
keyboard and/or
mouse has no
effect.
A. The keyboard or
mouse may be
connected
incorrectly.
Recheck the keyboard and/or mouse connections
and power.
B. Board jumpers
may be configured
incorrectly.
Check the board jumpers per this manual.
C. You may have
invoked flow
control by pressing
a
HOLD
or
PAUSE
key, or by
typing
: <CTRL>
-
S
Press the HOLD or PAUSE key again.
If this does not free up the keyboard, type in:
<CTRL>-Q
III. Debug prompt
PPC1-Bug>
does not appear at
power-up, and the
board does not
autoboot.
A. Debugger Flash
may be missing
1. Disconnect all power from your system.
2
. Check that the proper debugger devices are installed.
3. Reconnect power.
4.
Restart the system by “double-button reset”: press
the
RST
and
ABT
switches at the same time;
release
RST
first, wait seven seconds, then release
ABT
.
5. If the debug prompt appears, go to step IV or
step V, as indicated. If the debug prompt does not
appear, go to step VI.
B. The board may
need to be reset.
Table C-1. Troubleshooting MVME240x Modules (Continued)
Condition Possible Problem Try This:
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