Motorola MVME2400 manual Troubleshooting the MVME240x

Troubleshooting the MVME240x

Table D-1. Troubleshooting MVME240x Modules (Continued)

Condition	Possible Problem	Try This:
IV. Continued		2. At the command line prompt, 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 selftests 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 selftest
		is a valuable tool in isolating defects.)
		8. The system may indicate that it has passed all the selftests. Or, it
		may indicate a test that failed. If neither happens, enter:
		de <CR>
		Any errors should now be displayed. If there are any errors, go to
		step VI. If there are no errors, go to step V.
V. The debugger is in	A. No apparent	No further troubleshooting steps are required.
system mode and	problems —
the board	troubleshooting is
autoboots, or the	done.
board has passed
selftests.

D

http://www.mcg.mot.com/literature D-3