Motorola MVME2600 manual Introduction

Models: MVME2600

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Introduction

Table C-1. Troubleshooting MVME2603/2604 Boards (Continued)

Condition

Possible Problem

Try This:

 

 

 

 

IV. Continued

 

2.

Type in:

 

 

 

env;d <CR>

 

 

 

This sets up the default parameters for the debugger

 

 

 

environment.

 

 

3.

When prompted to Update Non-Volatile RAM, type in:

 

 

 

y <CR>

 

 

4.

When prompted to Reset Local System, type in:

 

 

 

y <CR>

 

 

5.

After clock speed is displayed, immediately (within five

 

 

 

seconds) press the Return key:

 

 

 

<CR>

 

 

 

or

 

 

 

BREAK

 

 

 

to exit to the System Menu. Then enter a 3 for “Go to System

 

 

 

Debugger” and Return:

 

 

 

3 <CR>

 

 

 

Now the prompt should be:

 

 

 

PPC1-Diag>

 

 

6.

You may need to use the cnfg command (see your board

 

 

 

Debugger Manual) to change clock speed and/or Ethernet

 

 

 

Address, and then later return to:

 

 

 

env <CR>

 

 

 

and step 3.

 

 

7.

Run the self-tests by typing in:

 

 

 

st <CR>

 

 

 

The tests take as much as 10 minutes, depending on RAM

 

 

 

size. They are complete when the prompt returns. (The

 

 

 

onboard self-test is a valuable tool in isolating defects.)

 

 

8.

The system may indicate that it has passed all the self-tests.

 

 

 

Or, it may indicate a test that failed. If neither happens, enter:

 

 

 

de <CR>

 

 

 

Any errors logged should now be displayed. If there are any

 

 

 

errors, go to step VI. If there are no errors, go to step V.

 

 

 

 

C

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Page 185
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Motorola MVME2600 manual Introduction