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2 Troubleshooting Procedures
Satellite L450D/455D, Satellite pro L450D Series Maintenance Manual
38
2.15 CRT Troubleshooting
Perform CRT connection
check
(Procedure 1)
STA RT
Does replacement
CRT cable
function properly?
Perform C RT set check
(Procedure 2)
Replace system board
END
Yes
Replace CRT
cable
No
CRT functioning ok?
NO
Use different
CRT set
Yes
Check CRT
Port
connection
Figure 2-14 CRT Troubleshooting Process
To determine if the computer’s CRT port is functioning properly, perform the following
procedures. Figure 2-14 outlines the process. Start with Procedure 1 and continue as
instructed.
Procedure 1: CRT connection check