Toshiba 65H81, Service Manual

Page: 15 / 131

– 15 –
GENERAL ADJUSTMENTS
SCREEN AND MIRROR ALIGNMENTS
MOUNTING OF FRONT SCREEN
CAUTION : Do not hold the optical system parts (lens and
mirror) with bare hand to avoid finger-prints on
the surface of those parts.
HOW TO CLEAN LENS AND MIRROR
1. Be sure to remove sand dust with an air brush, etc.
2. When it is stained slightly, breathe upon it and wipe away
with the specified cleaning cloth.
For other stains than the above, wipe the stains away with
the specified cloth into which a cleaning liquid has been
soaked.
Cleaning liquid .................... LENS LUSTER (Manufac-
tured by Edmund Scientific
Co.), etc.
HOW TO CLEAN SCREEN
When cleaning the screen, use a soft cloth so as not to
damage the screen.
1. Wipe the screen with a dry cloth to remove moisture on
the screen.
Note : Absolutely do not use detergent, water, alcohol,
benzine, thinner, etc. for cleaning in order not to
wipe away the black print on the surface.
ASSEMBLING OF FRONT SCREEN
OUT SIDE
INSIDE
0 to 1 mm
<INSIDE>
LENS
BLACK STRIPES
SMOOTH
BLACK STRIPES
SPACER
FRONT PANEL
LENTICULAR
FRESNEL
SMOOTH
FRESNEL
LENTICULAR
FRONT PANEL
SMOOTH
K502
FRESNAL K501
LENTICULAR
<OUTSIDE>
BEZEL
K503 FRONT PANEL