Motorola MVME2600 manual CTroubleshooting CPU Boards Solving Startup Problems

CTroubleshooting CPU Boards:

Solving Startup Problems

C

Introduction

In the event of difficulty with your CPU board, 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 self-tests may not run in all user-customized environments.

Table C-1. Troubleshooting MVME2603/2604 Boards

Condition Possible Problem Try This:

I. Nothing works,	A. If the FUS (or	1. Make sure the system is plugged in.
no display on the	CPU) LED is not	2. Check that the board is securely installed in its backplane or
terminal.	lit, the board may	chassis.
	not be getting	3. Check that all necessary cables are connected to the board,
	correct power.
		per this manual.
		4. Check for compliance with System Considerations, per this
		manual.
		5. Review the Installation and Startup procedures, per this
		manual. They include a step-by-step power-up routine. Try it.
	B. If the LEDs are	1. For VME modules, the CPU board should be in the first (left-
	lit, the board may	most) slot.
	be in the wrong	2. Also check that the “system controller” function on the board
	slot.	is enabled, per this manual.
	C. The “system	Configure the system console terminal per this manual.
	console” terminal
	may be configured
	incorrectly.

C-1