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(No.PA019)1-17
3.14 IR2 PWB ASS'Y
• Remove the LENS COVER.
• Remove the LAMP UNIT.
• Remove the TOP COVER.
• Remove the MAIN PWB ASS'Y.
(1) Remove the 1 screw marked T fixing the IR2 PWB ASS'Y.
(Fig.6)
(2) Lift up the IR2 PWB ASS'Y to remove it.
3.15 OPTICAL BLOCK, INTAKE FAN
• Remove the LENS COVER.
• Remove the LAMP UNIT COVER.
• Remove the TOP COVER.
• Remove the MAIN PWB ASS'Y.
(1) Remove the 1 screw marked o fixing the LAMP POWER
SUPPLY CORD SUPPRESSION BRACKET. (Fig.4)
(2) Pull out the LAMP POWER SUPPLY CORD
(3) Remove the 2 screws marked j fixing the THERMOSTAT
PROTECTOR. (Fig.6)
(4) Remove the 2 screws U and 3 screws v fixing the OPTICAL
BLOCK. (Fig.6)
(5) Remove the 1 screw k fixing the EARTH BRACKET that
connects the OPTICAL BLOCK and the CHASSIS. (Fig.6)
(6) Lift up the OPTICAL BLOCK to remove it. (Fig.6)
(7) Remove the 2 screws d fixing the INTAKE FAN. (Fig.6)
3.16 DD SUB1 PWB ASS'Y (Incl. DD SUB2 PWB ASS'Y)
• Remove the LENS COVER.
• Remove the LAMP UNIT.
• Remove the TOP COVER.
• Remove the MAIN PWB ASS'Y.
• Remove the PROTECT COVER.
• Remove the OPTICAL BLOCK (for easier operation).
(1) Remove the 3 screws w fixing the DD SUB1 PWB ASS'Y.
(Fig.6)
(2) Remove the cord wire from the connectors CN007
, CN008,
and CN009
.
3.17 COOLING FAN2, DUCT2, COOLING FAN3, DUCT3,
DUCT4
• Remove the LENS COVER.
• Remove the LAMP UNIT COVER.
• Remove the TOP COVER.
• Remove the MAIN PWB ASS'Y.
• Remove the PROTECT COVER.
• Remove the OPTICAl BLOCK.
(1) Remove the 2 screws marked e fixing the DUCT2. (Fig.6) *2
(2) Remove the 2 screws marked f fixing the COOLING FAN2.
(Fig.6) *2
(3) Remove the 3 screw marked i fixing the DUCT4. (Fig.6) *2
(4) Remove the 1 screw marked g fixing the DUCT3. (Fig.6)
(5) Remove the 1 screw marked h fixing the COOLING FAN3.
(Fig.6)
*2
This operation is easier if OPTICAL BLOCK is removed.
Fig.6
g
(x1)
T
(x1)
(x2)
CN009
DD SUB1 PWB ASS'Y
OPTICAL BLOCK
BOTTOM CHASSIS
LAMP UNIT
FIXING SCREWS (x2)
IR2 PWB ASS'Y
U
DUCT3
h
(x1)
COOLING FAN3
INTAKE FAN
COOLING FAN2
e
(x2)
DUCT2
f
(x2)
i
(x3)
DUCT4
d
(x2)
v
(x3)
w
(x3)
CN007
CN008
k
j
(x2)
(x1)
THERMOSTAT PROTECTOR