Toshiba Satellite A40 Series Maintenance Manual page 280

4.26 Fluorescent lamp
4. Remove the board assembly, adhesive tape, light guide and cover assembly bottom
(L).
1) Remove the board assembly.
NOTE: This process should be made in a clean room to prevent scratch or particle on
polarizer or B/L assembly.
2) Remove the adhesive tape fixing the sheets (four points).
3) Remove the sheets and light guide.
NOTE: No penetration of foreign object is indispensable not to scratch on the surface of
each sheet.
4) Remove the two screws fixing the cover assembly bottom (L).
NOTE: Maximum value of torque is 1.5kg
Board assembly
Adhesive tape
Sheets and light guide
Screw
Figure 4-124 Replacing 15.0 Inch LG.Philips fluorescent lamp (SXGA+) (4)
Satellite A40 Maintenance Manual (960-458)
•
cm.
Double-sided tape
Adhesive tape
Double-sided tape
Cover assembly bottom (L)
4 Replacement Procedures
Adhesive tape
Adhesive tape
Screw
4-129