Sony VPL-HW20 / VPL-HW20A Service Manual ▷ View online
1-5 (E)
VPL-HW20
1-3-2. HB Board and TL Board
1-3-3. Front Cover Assembly
1 Two screws
(PSW M3
(PSW M3
x 8)
2 HB board
CN20
3 Screw
(PSW M3
(PSW M3
x 8)
4 TL board
CN60
TL board
2 Four screws
(BVTP3
(BVTP3
x 12)
3 Front cover assembly
1 Lens cap
When removing the front cover assembly,
return the lens shift to its neutral position
if it has been in the lower position. Then,
remove it.
return the lens shift to its neutral position
if it has been in the lower position. Then,
remove it.
1-6 (E)
VPL-HW20
1-3-4. NF Board
1-3-5. D.C. Fan (EX)
2 NF board
1 Hook
NF board
CN30
2 Three screws
(BVTP3
(BVTP3
x 12)
4 Remove the D.C. fan (EX) block
in the direction of the arrow.
in the direction of the arrow.
1 Fan connector
3 Two dowels
5 Two screws
(BVTP3
(BVTP3
x 12)
8 Top duct (EX),
Bottom duct (EX)
Bottom duct (EX)
6 Two hooks
9 Eight fan dampers
0 D.C. fan (EX)
7 Fan duct (EX)
Rear Side
of Unit
of Unit
Label side
1-7 (E)
VPL-HW20
1-3-6. C Board-1
Remove it while
pressing the hook
of the connector.
pressing the hook
of the connector.
Hook
3 Remove the G board cover assembly
in the direction of the arrow A.
in the direction of the arrow A.
1 Screw
(BVTP3
(BVTP3
x 12)
2 Three hooks
4 Two screws
(BVWHTP3
(BVWHTP3
x 12)
5 Lamp power
connector assembly
connector assembly
7 Two fan connectors
6 Six hooks
harness
HB board
CN20
CN20
G board cover
A
![ Press the
two hooks.
two hooks.
!= Three harnesses
Fuse connector assembly
!- Remove the fuse connector assembly
in the direction of the arrow B.
in the direction of the arrow B.
Fuse connector assembly
!\ Two harnesses
Connector
C board
CN101
CN101
From CN900
on the QA board.
on the QA board.
C board
CN100
CN100
TL board
CN60
CN60
0 Loosen screw.
Marking is printed
on the bottom.
on the bottom.
!] Lead with connector
(LVDS)
(LVDS)
B
To the chassis.
8 Screw
(PSW M3
(PSW M3
x 8)
9 GND wire
harness
harness
When installing the GND wire harness,
insert the GND wire harness in between
the optical unit and the bottom cover
assembly.
insert the GND wire harness in between
the optical unit and the bottom cover
assembly.
The lug terminal should not
protrude exceeding the chassis.
protrude exceeding the chassis.
Bottom cover
assembly
assembly
Optical unit
Rear Side
of Unit
of Unit
Pull the GND harness front to
give tension.
give tension.
Chassis
1-8 (E)
VPL-HW20
1-3-7. C Board-2 and U Board
Note in operation:
Do not damage the harnesses.
Do not damage the harnesses.
4 Four screws
(PSW M4
(PSW M4
x 16)
2 Four screws
(BVTP3
(BVTP3
x 12)
7 Screw
(BVTP3
(BVTP3
x 12)
3 Front cover assembly
6 Optical unit block (C board)
5 Two dowels
1 Lens cap
8 U board
CN70
Lead with connector (LVDS)
GA board
Marking is printed on the top.
QA board
CN900
Front Side
of Unit
of Unit
Hook of plate clamp
G board holder block
When installing the harness,
the harness should not protrude
exceeding the shaded area.
the harness should not protrude
exceeding the shaded area.
When installing the harness,
place the harness at a right angle.
place the harness at a right angle.
Hook of bottom cover
CN401
CN602
CN605
CN300
CN300
Tape
Chassis
Harness of the lead with connector
(LVDS) should not override on top
of the chassis screw.
(LVDS) should not override on top
of the chassis screw.
Chassis screw
Lead with connector
(LVDS)
(LVDS)
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