Date: 06/02/98
R9000901
R9000908
GRAPHICS
Replacement of a picture tube
3
808S
Removing the Picture tube cover
Picture tube cover
assembly
The picture tube cover assembly exist of:
- a bridge metallic plate, securing the position of the three CRT blocks in the main
frame.
- a metallic cover, covering the three CRT units in the main frame
Necessary tool
for the fixation metallic plate: pot nut runner of 8mm & 7mm
for the metallic cover: pot nut runner of 7mm
How to remove the
metallic cover
The metallic cover consists of two parts:
- a fixed plate, secured in position by 6 screws and
- a hinged cover, pivoting on the fixed part, and locked on the main frame by 4
screws.
To remove the cover assembly, continue with the following steps:
Step
Action
1
Loosen the 4 screws locking the hinged cover to the frame.
2
Loosen the 4 screws securing the fixed plate on the top of the main frame.
3
Remove the 2 screws securing the fixed plate on the side of the main
frame.
4
First lift up (A) the cover and then slide (B) the complete assembly back-
wards to remove.
Illustration metallic
cover removal
1
fixed plate
hinged cover
1
1
2
A
B