Sharp PN-455 Manuel D’Utilisation

52

E

Before calling for repair services, make sure following checks for possible remedies to the encountered
symptoms.

There is no picture 
or sound.

There is no picture.

Remote control does not work.

Sound from left and 
right speakers is 
reversed.
Sound is heard from 
only one side.

There is a picture 
but no sound.

Faint color or bad hue.

• Is the AC cord disconnected?
• Is the main power switch turned off or is the 

monitor in standby mode?

• Make sure external equipment is connected 

properly.

• Make sure correct INPUT is selected.
• Make sure the connected external equipment is 

operating (playing back).

• The signal may be incompatible.

• Is the monitor in waiting mode?

• Are the batteries inserted with polarity (     ,     ) 

aligned?

• Are the batteries worn out?
• Point the remote control unit toward the monitor’s 

remote control sensor.

• Is the menu display locked?

• Are audio cables connected properly?
• Make sure audio cables for external speakers are 

connected properly: left and right cables may be 
reversed or one of the two cables may not be 
connected.

• Make sure the volume is not set to minimum.
• Video, S-video, component and RGB terminals 

are for video only. Make sure audio cables are 
also connected.

• Is the audio corresponding to the selected image 

being input?

• Check “Color” and “Tint” adjustments.
• Make sure the connection sequence is correct.

19
24

13 to 17

25

–

–

24

12

29

13 to 17

18

25

13 to 17

13 to 17

31 to 32
13 to 17

Picture disappears.