Panasonic PT-VZ570 Service Manual page 55

SECTION 2 DISASSEMBLY PROCEDURES
2. Cleanly remove the fragment of old adhesive tape on the optical block.
3. Attach 2 adhesive tapes onto the surface of out-going side of a new polarizing plate as shown in the figure.
<Note>
• The adhesive tapes should be attached within 2.0mm from the edge. After attaching, remove the protection sheet on it.
• Pay attention not to touch the contact prohibition area.
Adhesive tape
2.0mm
2.0mm
Out-going side
4. M ount a new polarizer onto the correct position carefully. Place the polarizer along the mounting frame guide. (Refer to
figure below)
<Note> While mounting, Do not touch or scratch the contact prohibition area on the surface of in-coming side of polarizer.
• Insert the polarizer into the optical block from the side as shown in the figure and place it along the mounting frame guide.
• After placing, press the both of the side edges gently to fix the polarizer. Confirm that the polarizer is mounted in parallel
with the surface of panel and prism.
* Mount the polarizers as the point marker comes top right corner
viewing from the light out-going side of the polarizer.
5. R eplace remaining polarizer OUT(B) and (R) with the same procedure.
6. After completing the mounting, project the cross-hatch pattern to check that there is no miss-convergence on the screen.
Adhesive tape
Parts no.
VUM575TEKIT
(This sheet includes 42 pieces of adhesive tapes)
2.0mm
Polarizer
OUTG)
Optical block
DIS-15
2.0mm
Parts name
Polarizer Tape
2.0mm
2.0mm
Mounting frame guide (groove)
Q'ty
1 sheet
Polarizer
OUT(G)