Canon LV 7490 Manuel d'utilisateur télécharger pdf (Page 65)



  – Solutions

  – Plug the power cord of the projector into the AC outlet.

– See if the POWER indicator lights red.

– Wait until the POWER indicator stops blinking to turn on the

projector again. The projector can be turned on after the

POWER indicator turns red. See page 20.

– Check the WARNING indicator. If the WARNING indicator lights

red, projector cannot be turned on. See page 60.

– Check the projection lamp. See page 63.

– Unlock the Key lock function for the projector. See page 55.

– Make sure  or  are not chosen at display

function. See page 48.

– Make sure User or  are not chosen at Logo (select)



function. See page 48.



– Make sure Auto input function is adjusted properly.



See page 47.

 – That is the Lamp replacement icon or the Filter warning icon.

See page 63 or 57.

 – Adjust focus of the projector. See page 25.

– Provide proper distance between the projector and the

projection screen. See page 15.

– Check the projection lens to see if it needs cleaning.

See page 62.

– Moving the projector from a cool to warm place may result in

moisture condensation on the projection lens. In such cases,

leave the projector off and wait until condensation evaporates.

 – Check the Ceiling/Rear function. See pages 37, 45.

 – Check the Ceiling function. See pages 37, 45.

 – Check if the  or  is adjusted properly.

See pages 35, 42.

– Check if  is selected properly. See pages 34, 41.

– Check the Lamp mode function. See pages 27, 54.

– Check the LAMP REPLACE indicator. If it lights, the end of lamp

life is approaching. Replace the lamp with a new one promptly.

See page 63.

Before calling your dealer or service center for assistance, check the items below once again.

– Make sure you have properly connected the projector to peripheral equipment as described on

pages 16-18.

– Make sure all equipment is connected to AC outlet and the power is turned on.

– When the projector does not project an image from the connected computer, restart the computer.

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Canon LV 7490 Manuel d'utilisateur Page 65

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