Motorola MVME167 Series Installation Manual page 155

DTroubleshooting the MVME167:
Solving Startup Problems
Condition
I. Nothing A. If the
works. No
+12V
display on the lit, the board
terminal. 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
conÞgured
wrong.
Try these simple troubleshooting steps before calling for help
or sending your CPU 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.)
Selftest may not run in all user-customized environments.
Table D-1. Troubleshooting Steps
Possible
Problem
or 1. Make sure the system is plugged in.
RUN
LED is not
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, in Chapter 3.
5. Review the Installation and Startup procedures,
in Chapter 3. The step-by-step powerup routine
for your board is on page 3-17. Try it.
1. The CPU board should be in the Þrst (leftmost)
slot if it is to be the system controller.
2. The Òsystem controllerÓ function requires that
header J2 be set properly. See Chapter 3.
ConÞgure the system console terminal according to
the instructions in Chapter 3.
Try This:
D
D-1