Quantum Data 801GX Wartungshandbuch PDF herunterladen (Seite 35)

3M Multimedia Projector MP8620 Troubleshooting

3M 1999 3-6

3-3-5.

No Sound

Is the speaker

in

g

ood

ph

y

sical

condition?

Are the speaker

wires connected

and functionin

g

?

Is the audio

board receivin

g

power from the

power suppl

y

?

Is the audio

input device

connected

properl

y

?

No Sound?

Check input

device cablin

g

and

input device.

Replace speaker.

Reconnect,

repair, or replace

wires as needed.

Check connections

and cablin

g

.

Replace the audio

board.

Yes

Yes

Yes

Yes

Yes

No

No

No

No

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