ViewSonic PJ452 Service Manual - Page 22

Cleaning up dust from multilens - replacement lamp

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6-4 Cleaning up dust from multilens 1. Preparation Please prepare cleaning tools and materials as follows. (1) Air duster (Dust blower, spray can) (2) Swab for cleaning "Cotton stick L147" (3) Vacuum cleaner 2. Remove the lamp door and the lamp assy. (1) Turn off the projector, and unplug the power cord. (2) Remove the lamp door and the lamp assembly according to the description of chapter "Replacing the LAMP". 3. Maintenance point 4. Cleaning the multilens (1) By using the air duster, remove the dust on multilens. (2) Remove the dust on the ML-A surface using the air duster, then wipe the surface. CAUTION : Use special caution not to damage the ML-A. CAUTION : Use special caution not to damage the ML-A. 5. Set the lamp door and the lamp assembly. Set the lamp door and the lamp assembly accoding the description of "Replacing the LAMP". ViewSonic Corporation Confidential - Do Not Copy 19 PJ452

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6-4 Cleaning up dust from multilens
1. Preparation
Please prepare cleaning tools and materials as follows.
(1) Air duster (Dust blower, spray can)
(2) Swab for cleaning ”Cotton stick L147”
(3) Vacuum cleaner
2. Remove the lamp door and the lamp assy.
(1) Turn off the projector, and unplug the power cord.
(2)
Remove the lamp door and the lamp assembly according to the description of chapter “Replacing the
LAMP”.
3. Maintenance point
4. Cleaning the multilens
(1) By using the air duster, remove the dust on multilens.
(2) Remove the dust on the ML-A surface using the air duster, then wipe the surface.
5. Set the lamp door and the lamp assembly.
Set the lamp door and the lamp assembly accoding the description of “Replacing the LAMP”.
CAUTION :
Use special caution not
to damage the ML-A.
CAUTION :
Use special caution not
to damage the ML-A.
ViewSonic Corporation
Co
nfidential
- Do Not Copy
P
J452
19