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Eng lish, Antenna – BenQ DV2050 User Manual

Page 40

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Troubleshooting

32

Eng
lish

Antenna

No sound.

• Check whether you have selected Mute for Audio setting.
• Make sure the volume is not set to minimum.
• Check the AV cables for disconnection.

Symptoms

Possible Causes

The picture is not sharp or the

picture moves contains image

movement.

• The reception may be weak.
• Change channels to confirm if the symptom is still present.
• Make sure the outside antenna is not disconnected.
• Make sure the antenna is facing the right direction.

The picture is doubled or tripled

• Make sure the antenna is facing the right direction.
• Picture ghosting is caused by reflections from buildings,

large metal structures and mountains. Carefully realign

your antenna to minimise the ghost images. Ultimately a

higher quality antenna professionally installed may be

necessary to reduce the ghosting.

The picture is spotted

• There may be interference from automobiles, trains, high

voltage lines, neon lights, etc.

• There may be interference between the antenna cable and

power cable. Try positioning them further apart.

There are stripes on the screen or

colours fade

• Is the television receiving interference from other devices?

Transmission antennas of radio broadcasting stations and

transmission antennas of amateur radios and cellular

phones may also cause interference.

• Use the television as far away as possible from devices that

may cause possible interference.