Hitachi PJ-TX100, Service Manual

Page: 36 / 65

36
PJ-TX100(C11H)
1. Remove upper case with care as below.
Shift the lens upmost using lens shift dials.
Lift up tail of upper case somewhat to avoid
interference between boss (a) and lamp house.
Next, shift upper case forwards as lifting it up
slightly in order that rib of lens ring may not
catch upper case.
2. Disconnect lamp lead connector with care as
below.
Remove screws on duct unit and connector
cover.
Pull up duct unit and
disconnect connec-
tor of lamp lead with
lamp socket.
Remove connector
cover.
Take off connector of lamp lead.
3. To remove power board from shield case, push
board in direction of arrow, and unlock catches
(a) and (b) on board holders with screwdriver.
(Lift board toward (d).)
Unlock catch (c) with screwdriver, and remove
holding (e).
(a)
(b)
(c)
(d)
(e)
Notice
4. Align shield case joints.
Outside
Outside
5. Attach lamp case bracket as shown below after
removing dichroic optics unit and duct assembly.
Bottom case(inside)
Opening for lamp installation
Lamp case bracket
6. Never remove connection of the fasten terminals
of LAMP DOOR SWITCH.
7. After attaching MAIN board assembly to case
with M3x6 lock screws, tighten screws on back
of bottom case.
Boss(a)
Rib of lens ring