D-2
Troubleshooting CPU Boards: Solving Startup Problems
D
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
conÞgured
incorrectly.
Check the board jumpers per this manual.
C. You may have
invoked ßow
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
powerup, and
the board does
not autoboot.
A. Debugger
EPROM/Flash
may be missing
1. Disconnect
all
power from your system.
2. Check that the proper debugger EPROM or debugger
Flash memory is installed per this manual.
3. Reconnect power.
4. Restart the system by pressing the
RESET
switch.??
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.
IV. Debug prompt
PPC1-Bug>
appears at
powerup, but
the board does
not autoboot.
A. The initial
debugger
environment
parameters
may be set
incorrectly.
1. Start the onboard calendar clock and timer. Type:
set
mmddyyhhmm
<CR>
where the characters indicate the month, day, year, hour,
and minute. The date and time will be displayed.
!
Caution
Performing the next step will change
some parameters that may affect your
system operation.
(continues>)
B. There may be
some fault in the
board hardware.
Table D-1. Troubleshooting MVME2603/2604 Boards (Continued)
Condition
Possible Problem
Try This:
Содержание MVME2603-1121A
Страница 1: ...MVME2600 Series Single Board Computer Installation and Use V2600A IH2 ...
Страница 6: ......
Страница 12: ...xii ...
Страница 14: ...xiv ...
Страница 70: ...System Considerations 1 54 1 ...
Страница 86: ...Programming Considerations 2 16 2 ...
Страница 112: ...Block Diagram 3 26 3 ...
Страница 174: ...Related Specifications A 10 A ...
Страница 178: ...FCC Compliance B 4 B ...
Страница 188: ...Proper Grounding C 10 C ...
Страница 206: ...Glossary GL 14 G L O S S A R Y ...