Toshiba satellite A20 series Maintenance Manual page 316

4.30 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 4-74 Replacing Sharp fluorescent lamp (XGA) (8)
Satellite A20 Maintenance Manual (960-444)
Do not remove the reflection
sheet under the light guide.
4 Replacement Procedures
(K) Upper diffusion sheet
(L) Lens sheet
(M) Light guide
4-111