Motorola MVME2600 用户手册
C
C-1
C
Troubleshooting CPU Boards:
Solving Startup Problems
Introduction
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
these conditions before it left the factory.) The self-tests may not run in all
user-customized environments.
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
these conditions before it left the factory.) The self-tests may not run in all
user-customized environments.
Table C-1. Troubleshooting MVME2603/2604 Boards
Condition
Possible Problem
Try This:
I. Nothing works,
no display on the
terminal.
no display on the
terminal.
A. If the
FUS
(or
CPU
) LED is not
lit, the board may
not be getting
correct power.
not be getting
correct power.
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 power-up routine. Try it.
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 power-up routine. Try it.
B. If the LEDs are
lit, the board may
be in the wrong
slot.
lit, the board may
be in the wrong
slot.
1. For VME modules, the CPU board should be in the first (left-
most) slot.
2. Also check that the “system controller” function on the board
is enabled, per this manual.
most) slot.
2. Also check that the “system controller” function on the board
is enabled, per this manual.
C. The “system
console” terminal
may be configured
incorrectly.
console” terminal
may be configured
incorrectly.
Configure the system console terminal per this manual.