VPL-HS20 - Sony Projector Service Manual (repair manual). Page 4

1

VPL-HS20

1-1.

Appearance Figure ...................................................................................... 1-1

1-2.

Board Locations .......................................................................................... 1-1

1-3.

Disassembly ................................................................................................ 1-2

1-3-1.

Front Panel Assembly and Side Cover Assembly ...................... 1-2

1-3-2.

HA, HB and NR Boards ............................................................. 1-3

1-3-3.

HC, NF and D.C. Fan ................................................................. 1-3

1-3-4.

C Board ...................................................................................... 1-4

1-3-5.

B Board ...................................................................................... 1-4

1-3-6.

MS Board ................................................................................... 1-5

1-3-7.

G Board and Lamp Power Supply Block ................................... 1-5

1-3-8.

OPT Block Assembly and U Board ........................................... 1-6

1-3-9.

Opt Unit Assembly and Projection Lens,

Prism Block Assembly ............................................................... 1-7

1-3-10. Projection Lens and WV-Film Plate (1), (2) .............................. 1-8

1-3-11. Iris Unit and In-Polarizer panel (R), (G), (B) assembly ............. 1-9
1-3-12. Each Part Direction of Opt Unit Assembly ................................ 1-9

1-3-13. QA, QB Boards ........................................................................ 1-10
1-3-14. F Board and Speaker Assembly ............................................... 1-10

1-3-15. Extension Board and Extension Connectors ............................ 1-11
1-3-16. Extension Board and Extension Connectors Connection ......... 1-12

1-3-17. Connection Example ................................................................ 1-13

1-4.

Service Knowhow ..................................................................................... 1-14

1-4-1.

After Replacing the Prism Block ............................................. 1-14

1-4-2.

After Replacing the Board ....................................................... 1-14

1-5.

Memory ..................................................................................................... 1-15

1-6.

Warning on Power Connection ................................................................. 1-17

2-1.

Preparations ................................................................................................. 2-1

2-1-1.

Equipment Required ................................................................... 2-1

2-1-2.

Factory Mode Setting ................................................................. 2-1

2-2.

V COM Adjustment .................................................................................... 2-1

2-3.

Adjustment Item Initialize Data .................................................................. 2-2

2-4.

White Balance Adjustment on Servicing .................................................. 2-12

2-4-1.

Computer .................................................................................. 2-12

2-4-2.

Video ........................................................................................ 2-13

2-5.

Tilt Adjustment ......................................................................................... 2-13

.................................................................................. 3-1