Led Troubleshooting; Figure 2-19 Led Troubleshooting Process - Toshiba Satellite U900 Maintenance Manual

Troubleshooting Procedures

2.20 LED Troubleshooting

START
Preform diagnostic test
(Procedure 1)
Was a LE D B oar d problem
detect?
Perform connector and
replacement check
(Procedure 2)
Replace LE D B oar d
Replace system board
END

Figure 2-19 LED troubleshooting process

Satellite U900/U940/U945 Series Maintenance Manual
LE D B oar d is not faulty.
Continue troubleshooting-refer
to Figure 2-1
47