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DTroubleshooting CPU Boards
Solving Startup Problems
In the event of difficulty with your CPU board, try the simple
troubleshooting steps on the following pages before calling for help
or sending the board back for repair. Some of the procedures will
return the board to the factory debugger environment. (The board
was tested under those conditions before it left the factory.) The
self-tests may not run in all user-customized environments.
Table D-1. Troubleshooting MVME162LX Boards
Condition
I. Nothing works,
no display on
the terminal.
Possible Problem
A. If the
FUSES
LED is not lit,
the board may
not be getting
correct power.
B. If the LEDs are
lit, the board
may be in the
wrong slot.
C. The "system
console"
terminal may
be configured
incorrectly.
Try This:
1. Make sure the system is plugged in.
2. Check that the board is securely installed in its backplane
or chassis.
3. Check that all necessary cables are connected to the board,
per this manual.
4. Check for compliance with System Considerations, per
this manual.
5. Review the Installation and Startup procedures, per this
manual. They include a step-by-step powerup routine. Try
it.
1. For VMEmodules, the CPU board should be in the first
(leftmost) slot.
2. Also check that the "system controller" function on the
board is enabled, per this manual.
Configure the system console terminal per this manual.
D
D-1
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