Toshiba Satellite A40 Maintenance Manual page 345

4.26 Fluorescent lamp
7. Turn the backlight unit face up and remove the upper diffusion sheet (K), lens sheet (L) and
light guide (M).
NOTE: Be careful not to scratch or soil the removed sheets or light guide to reuse them.
Figure 4-105 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (8)
8. Remove the four double-sided tapes (N, O, P, Q).
Satellite A40 Maintenance Manual (960-458)
Do not remove the reflection sheet
under the light guide.
4 Replacement Procedures
(K) Upper diffusion sheet
(L) Lens sheet
(M) Light guide
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