Westinghouse 190/5300 Laptop User Manual


 
Troubleshooting Symptom Charts/Video - 12
Thin white line is
always on at middle of
screen
1 PowerBook 190 Series, 5300/100, 5300cs/100: thin
white line is normal.
2 PowerBook 5300c/100 and 5300ce/117: change the
desktop pattern; if the line remains, replace display.
An external monitor
connected to the
PowerBook shows no
video
1 Verify cable and cable connections between monitor and video
board.
2 Reseat video board and retest.
3 Replace video board.