HT-CN400DVH - Sharp Audio User Guide / Operation Manual. Page 56

HTCN400_500DVH_E.fm

03/7/2

HT-CN400DVH

92LCN400E0270

HT-CN500DVH

Many potential problems can be resolved by the owner without calling a service tech-
nician.
If something is wrong with this product, check the following before calling your autho-
rised SHARP dealer or service centre.

!

!

No sound is heard.

"

Is the volume level set to "0"?

P. 22

"

Are the headphones connected?

P. 22

"

Are the speaker wires disconnect-
ed?

P. 11

The sounds from speakers 
are not well balanced.

"

Are the speaker leads connected to 
the wrong channels?

P. 11

"

Is each speaker placed at the same 
distance from the listener?

P. 15

"

Are speakers adjusted to the same 
level?

P. 46

Noise is heard during play-
back.

"

Move the unit away from any com-
puters or mobile phones.

When a button is pressed, 
the unit does not respond.

"

Set this unit to the power stand-by 
mode and then turn it back on.

P. 50

Interference or noise occurs 
on the TV image.

"

Is the unit placed near TV with inter-
nal aerial? Use an external aerial.

P. 12

The power is not turned on.

"

Is the unit unplugged?

P. 14

"

The protection circuit may be acti-
vated. Unplug and plug in the power 
lead again after 15 minutes or more.

P. 50

No images are displayed.

"

Is TV turned on?

P. 17

"

Is the input of TV switched?

P. 17

Even though a disc has been 
loaded, "NO DISC" is dis-
played.

"

Is the disc loaded upside down?

"

Is the disc very dirty?

Playback sounds are 
skipped.

"

Does the disc satisfy the standards?

"

Is the unit located near excessive vi-
brations?

"

Has condensation formed inside the 
unit?

P. 50

The control buttons do not 
function. Music or video play-
back is interrupted. 

"

Is the disc very dirty?

"

Does the disc satisfy the standards?

"

Is the unit located near excessive vi-
brations?

"

Has condensation formed inside the 
unit?

P. 50

Pictures and sound are 
skipped.

"

Is the disc very dirty?

"

Is the unit located near excessive vi-
brations?

"

Has condensation formed inside the 
unit?

P. 50

The unit does not operate 
even if the power is on.

"

Is a disc other than a DVD (region 
number 2 or ALL), SVCD, VCD, au-
dio CD, CD-R or CD-RW loaded?

P. 5

Image cannot be played 
back. (Sound is not heard.)

"

Are the video and audio cables con-
nected improperly?

P. 13 - 14

"

Is a disc other than a DVD (region 
number 2 or ALL), SVCD, VCD, au-
dio CD, CD-R or CD-RW loaded?

P. 5

"

Is the disc very dirty?

"

Is the disc loaded upside down?

"

Clean the optical pickup if it is dirty.

"

Is the TV input set to "VIDEO 1/VID-
EO 2", etc.?

P. 23

"

Is the unit turned on?

P. 16