Tests and Diagnostics
PORTEGE M780 Maintenance Manual (960-809) [CONFIDENTIAL] 3-149
1) If the press of a key is recognized correctly, the object key on a display will be eliminated.
2) When redoing a keyboard test, the "Refresh" button arranged at the screen lower left is
pressed. Next, it returns to the state immediately after starting.
Note: The check of the "FN" key should press "FN" and "F3" simultaneously. It does not
react, even if it presses only the "FN" key.
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