D
D-1
D
Troubleshooting the MVME167:
Solving Startup Problems
❏
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
Condition
Possible
Problem
Try This:
I. Nothing
works. No
display on the
terminal.
A. If the
RUN
or
+12V
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 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.
B. If the LEDs
are lit, the board
may be in the
wrong slot.
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.
C. The system
console
terminal may be
conÞgured
wrong.
ConÞgure the system console terminal according to
the instructions in Chapter 3.
Summary of Contents for MVME167 Series
Page 1: ...MVME167 Single Board Computer Installation Guide MVME167IG D4 ...
Page 6: ......
Page 106: ...4 28 Debugger General Information 4 ...
Page 132: ...5 26 Using the 167Bug Debugger 5 ...
Page 146: ...A 14 Configure and Environment Commands A ...
Page 152: ...B 6 Disk Tape Controller Data B ...
Page 160: ...D 6 Troubleshooting the MVME167 Solving Startup Problems D ...
Page 168: ...E 8 EIA 232 D Interconnections E ...