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Date: 15/05/2000

Replacement of a picture tube

Cine

 

7

4

R9002380

R9002389

C. CRT Disassembly

clips

clips

7. Removing the CRT neck components

- Loosen the gear clamp (A) of the stigmator

magnets unit.

- Loosen the gear clamp (C) of the deflection unit.

- Slide the stigmator off from the end of the CRT.

- Slide the mu-metal screening (B) off the end of

the CRT.

- Slide the deflection unit off from the end of the

CRT.

- Remove picture tube from projector.

6. Removing the Picture tube

- Disconnect the temperature sensor (B) on top

of the picture tube heatsink by removing

fixation screw.

- Support the CRT unit by hand.

- Remove the two fixation bolts (A), holding the

CRT unit to main frame.

- To remove the picture tube, tilt the CRT a little

downwards and pull the CRT face out of the

clips (B), located at the bottom of the main

frame.

A

B

C

B

A

B

Содержание R9002380

Страница 1: ...ot to bump or to scratch the picture tube as this may cause the tube to implode resulting in personal injury and property damage Shatterproof goggles must always be worn by individuals while handling...

Страница 2: ...ective picture tube A Getting Access to the picture tube 1 Remove the top cover of the projector please refer to the projector installation manual 2 Loosen the two locking screws of the module frame 3...

Страница 3: ...ground plug C of the defective picture tube Disconnect ground connection D of the CRT drive module by removing screw E on main frame Loosen the gear clamp of the Picture tube drive module F Carefully...

Страница 4: ...tal screening B off the end of the CRT Slide the deflection unit off from the end of the CRT Remove picture tube from projector 6 Removing the Picture tube Disconnect the temperature sensor B on top o...

Страница 5: ...4 3 Slide the Stigmator unit on the neck of the picture tube Secure the position of the unit by tightening the gear clamp screw see pictures on page 4 C Installing picture tube in main frame see pictu...

Страница 6: ...ntil the horizontal lines of the crosshatch are levelled on the screen Tighten now carefully the screw of the gear clamp of the deflection yoke Center the picture on the CRT faceplate refer to explana...

Страница 7: ...ic focus by adjusting the left arrow key of the RCU for the respective CRT Adjust the 2 pole magnets rings by rotating one or both up to a point where the shading of both sides of the vertical and hor...

Страница 8: ...THE RASTER ON THE GREEN RED AND BLUE CRT RESPECTIVELY GREEN BLUE RED Picture movement when adjusting the arrow keys to center the GREEN RASTER To center the RED raster VERTICALLY press ENTER NOTICE t...

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