(No.YA337)1-25
3.1.4.13 REMOVING THE LAMP COVER SW PWB (Fig.8)
• Remove the LAMP COVER.
• Remove the BODY COVER.
• Remove the BODY BRACKET.
• Remove the MAIN UNIT.
(1) Remove the 2 screws
[A]
.
(2) Remove the LAMP COVER SW BRACKET with LAMP
COVER SW PWB.
(3) Remove the 1 screw
[B]
.
(4) Remove the LAMP COVER SW PWB.
3.1.4.14 REMOVING THE LAMP FAN DUCT (Fig.8)
• Remove the LAMP COVER.
• Remove the BODY COVER.
• Remove the BODY BRACKET.
• Remove the MAIN UNIT.
(1) Remove the 2 screws
[C]
.
(2) Remove the THERMOSTAT.
(3) Remove the 5 screws
[D]
.
(4) Remove the LAMP FAN DUCT.
3.1.4.15 REMOVING THE LAMP COOLING FAN (Fig.8)
• Remove the LAMP COVER.
• Remove the BODY COVER.
• Remove the BODY BRACKET.
• Remove the MAIN UNIT.
(1) Remove the 2 screws
[E]
.
(2) Remove the COOLING FAN BRACKET by pulling
transversally
(3) Remove the 2 screws
[F]
.
(4) Remove the LAMP COOLING FAN.
3.1.4.16 REMOVING THE BALLAST UNIT COOLING FAN
(Fig.8)
• Remove the LAMP COVER.
• Remove the BODY COVER.
• Remove the BODY BRACKET.
• Remove the MAIN UNIT.
• Remove the COOLING FAN BRACKET.
(1) Remove the 2 screws
[G]
.
(2) Remove the BALLAST UNIT COOLING FAN.
3.1.4.17 REMOVING THE LAMP BALLAST BLOCK (Fig.8)
• Remove the LAMP COVER.
• Remove the BODY COVER.
• Remove the BODY BRACKET.
• Remove the MAIN UNIT..
(1) Remove the 1 screw
[H]
.
(2) Remove the LAMP BALLAST BLOCK.
(3) Remove the 2 screws
[I]
.
(4) Remove the LAMP BALLAST DUCT.
(5) Remove the 2 screws
[J]
.
(6) Remove the LAMP BALLAST UNIT.
3.1.4.18 REMOVING THE IRIS PWB (Fig.8)
• Remove the LAMP COVER.
• Remove the BODY COVER.
• Remove the BODY BRACKET.
• Remove the MAIN UNIT.
(1) Remove the 2 screws
[K]
.
(2) Remove the IRIS PWB.
3.1.4.19 REMOVING THE REMOCON PWB(Fig.8)
• Remove the LAMP COVER.
• Remove the BODY COVER.
• Remove the BODY BRACKET.
• Remove the MAIN UNIT.
(1) Remove the 1 screws
[a]
.
(2) Remove the REMOCON PWB.
3.1.4.20 REMOVING THE OPTICAL / DRIVE ASS'Y (Fig.8)
• Remove the LAMP COVER.
• Remove the BODY COVER.
• Remove the BODY BRACKET.
• Remove the MAIN UNIT.
• Remove the LAMP FAN DUCT.
(1) Remove the 5 screw
[L]
, 6 screw
[M]
and 1 screw
[N]
.
(2) Remove the OPTICAL / DRIVE ASS'Y.
NOTE :
• The OPTICAL / DRIVE ASS'Y contains precision
opticalcomponents.
• Handle carefully and avoid imparting strong shock.
• OPTICAL / DRIVE ASS'Y construction
(1) OPTICAL BLOCK:
(D-ILA device, PBS, Field lens, Integrater, Mirror etc.)
(2) PROJECTION LENS
(3) OPTICAL BASE
(4) DRIVE PWB
(5) IRIS PWB
(6) TOP DUCT
(7) SHIELD COVER
• When not performing repair work, attach the cap on the lens to
preventing dust from covering.
• When mounting to the set, make sure the front of the lens side
is in contact with the cushion on the body side.
• Do not leave the OPTICAL / DRIVE ASS'Y removed for long
time to prevent soiling from dust.
3.1.4.21 REMOVING THE DRIVE PWB (Fig.8)
• Remove the LAMP COVER.
• Remove the BODY COVER.
• Remove the BODY BRACKET.
• Remove the MAIN UNIT.
(1) Slide the TOP DUCT PLATE and remove it.
(2) Remove the 1 screw
[P]
and the 1 screw
[Q]
.
(3) Remove the TOP DUCT.
(4) Remove the SHIELD TOP CASE.
(5) Remove the 2 screws
[R]
.
(6) Remove the DEVICE SHIELD.
(7) Remove the 3 screws
[S]
and the 1 screw
[T]
.
(8) Remove the DRIVE PWB.
