Motorola MVME2400 - Manual (Page 151)

D
D-1
D Troubleshooting the MVME240x
Solving Startup Problems
In the event of difficulty with your MVME240x VME Processor Module,
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 selftests may
not run in all user-customized environments.
Table D-1. Troubleshooting MVME240x Modules
Condition Possible Problem Try This:
I. Nothing works, no
display on the
terminal.
A. If the CPU LED is
not lit, the board
may 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 Installation Considerations, per this
manual.
5. Review the Installation and Startup procedures, per this manual.
They include a step-by-step powerup routine. Try it.
B. If the LEDs are lit,
the board may be
in the wrong slot.
1. The VME processor module should be in the first (leftmost) 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.
Configure the system console terminal per this manual.