Toshiba Satellite A40 Series Maintenance Manual page 330

4 Replacement Procedures
5. Place the lens sheet (L) and upper diffusion sheet (K) on the backlight unit with light
guide(M).
Make sure there is no
dust or scratch.
Figure 4-113 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (16)
6. Place the LCD panel (I) on the backlight unit (H).
NOTE: Make sure there is no dust between the LCD panel and backlight unit. If any dust
is found, remove it with crepe tape or others which has no remaining of paste.
(H) Backlight unit
Figure 4-114 Replacing 15.0 Inch Sharp fluorescent lamp (XGA) (17)
4-122
(K) Upper diffusion sheet
(L) Lens sheet
(M) Light guide
Do not make any sheet over
the edge of P-chassis.
(I) LCD panel
Guide rib
Guide rib
Make sure the LCD panel is
installed in the guide rib surely.
Satellite A40 Maintenance Manual (960-458)
4.26 Fluorescent lamp
Guide rib
Guide rib