Toshiba 43A9UA, Service Manual

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GENERAL ADJUSTMENTS
SCREEN AND MIRROR ALIGNMENTS
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 (Manufactured
by Edmund Scientific Co.), etc.
HOW TO CLEAN SCREEN
When cleaning the screen, use a soft cloth so as not to dam-
age the screen.
1. Wipe the stain away with a diluted neutral detergent soaked
cloth.
2. Wipe the detergent away with a water soaked cloth.
3. Wipe the screen with a dry cloth to remove moisture on the
screen.
Note : Absolutely do not use alcohol, benzine, thinner, etc.
for cleaning in order not to wipe away the black print
on the surface.
ASSEMBLING AND MOUNTING OF
FRONT SCREEN
CLEANING OF LENS AND MIRROR
* Please refer to MECHANICAL DISASSEMBLY page 30.