Mechanical Parts And Servicing Procedures; Lens Holder; Description Of The Lens Holder; Installing The Lens Holder - Barco Galaxy NH-12 Service Manual

9. MECHANICAL PARTS AND SERVICING PROCEDURES

Overview
•

Lens holder

•

Lens shift motor

•

Engine controller frame assembly

•

Fans

•

Liquid cooling circuit

•

Fan outlet

•

Lamp power supply cover

9.1 Lens holder
The lens holder can be taken out as a single unit (base plate + fixation plate + Y-plate + X-plate): this is de-
scribed in the procedures below. The lens holder can also be taken out as a part of the engine.
Overview
•

Description of the lens holder

• Removing the lens holder
•

Installing the lens holder

9.1.1 Description of the lens holder
Description
The lens holder is an assembly of different parts:
• base plate:
- is fixed to the engine (2 screws) and to the projector chassis (3 screws)
- the motor connector board is mounted on this base plate
- motor and micro switch wires are guided through slots in this base plate
• fixation plate:
- is fixed to the base plate (3 screws and nuts)
- these 3 screws are screwed in and glued to the fixation plate
- the vertical lens shift motor support is fixed to this fixation plate (2 screws)
- 4 linear bearings are used to connect it to the Y-plate
• Y-plate:
- is fixed to the fixation plate (4 linear bearings)
- the 4 micro switches are fixed to this Y-plate in pairs, the switch buttons towards the outer sides
- again 4 linear bearings are used to connect it to the X-plate
- 4 springs between the Y-plate and the X-plate are used to neutralize tolerances
• X-plate:
- is fixed to the Y-plate (4 linear bearings)
- this part of the lens holder is used to hold the lens flange
- the horizontal lens shift motor support is fixed to this fixation plate (2 screws)
- the lens connector is fixed to this X-plate — the connector can be slightly moved!!
R59770141 GALAXY NH-12 20/02/2008
9. Mechanical parts and servicing procedures
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