Troubleshooting

The suggestions in this section can help isolate and repair the cause of a problem. To ensure quality repair, follow the basic troubleshooting steps shown below.

Check the customer’s description of the problem and any supporting information.

Check for customer abuse.

Try to duplicate the customer’s problem.

Troubleshoot the problem using:

-Diagnostic tools.

-Troubleshooting suggestions.

Verify the repair by testing the functionality of the complete unit.

Figure 3-1. Basic Troubleshooting Steps

3-2

Troubleshooting and Diagnostics

Service Manual