Sanyo PLV-HD2000E, Руководство по обслуживанию

Страница: 15 / 198

Before Disassemblies :
Turn off a projector and disconnect the AC power cord.
When remove the lens shift unit, shift to the position from which the attachment screws of a lens shift unit and an
optical base unit can be removed.
Disassemble should be made following procedures in numerical order.
Following steps show the basic procedures, therefore unnecessary step may be
ignored.
Caution:
The parts and screws should be placed exactly the same position as the original oth-
erwise it may cause lose of performance and product safety.
The wiring method of the leads and ferrite cores should be returned exactly the same
state as the original otherwise it may cause lose of performance and product safety.
Screw
Screw
Lens shift unit is moved to the position
from which an attachment screws can
be removed, as shown in a figure.
Lens shift unit
Screws Expression
(Type
Diameter x Length
) mm
T type M Type
Tapping screw Machine screw
- 15 -
Cabinet front top
unit
Cabinet front bottom unit
A
(a)
(a)
Hook
A
B
B
B
B
Fig.1-1
1
-1
Cabinet-front-top unit and Cabinet-front-bottom unit removal.
Note : Be careful not to damage Hook. The cabinet-front-top unit is being fixed with cabinet-front-bottom by hook.
1. Remove 2 screws-A.
Push part(a) and pull the Cabinet-front-top unit upward.
2. Remove 4 screws-B and remove the Cabinet-front-bottom unit.
(See Fig.1-1)
Refer to Lens replacement and installation manual.
■
Mechanical disassemblies