Procedure 5 Replacement Check - Toshiba T200 User Manual

Procedure 5 Replacement Check
The FL inverter board, display module, and system board are connected to the display circuits.
Any of these components may be damaged. Refer to Chapter 4, Replacement Procedures, for
disassembly instructions and then perform the following checks:
If the FL does not light, perform Check 1.
If characters are not displayed clearly, perform Check 1.
If some screen functions do not operate properly, perform Check 1.
Check 1 Replace the display module and test the display again. If the problem persists,
perform Check 2.
Check 2 Replace the FL inverter board and test the display again. If the problem persists,
perform Check 3.
Check 3 Replace the display cable and test the display again. If the problem persists,
perform Check 4.
Check 4 The upper system board may be damaged. Replace the upper system board and
test the display again. If the problem persists, perform Check 5.
Check 5 The lower system board may be damaged. Replace the lower system board.
T200/T200CS
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