Quantum Data 801GX Manuel de service télécharger pdf (Page 34)

3M Multimedia Projector MP8620 Troubleshooting

3M 1999 3-5

3-3-4.

LCD Not Functioning

Does the input

device send

the video si

g

nal

properl

y

?

Is the LCD

cable properl

y

functionin

g

?

Is the interface

board

powerin

g

the

LCD?

Does the menu

screen appear

when the

projector is

powered on?

LCD Not

Functionin

g

?

Refer to "Projector

Does Not Power

Up".

Check input

device and

cablin

g

.

Replace pinched

or broken ribbon

cables.

Check connections.

Replace interface

board if needed.

Replace the LCD

unit.

Yes

Yes

Yes

Yes

Yes

No

No

No

No

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