Sanyo DVD1451U, Service Manual

- 31 - 

Problems and Solutions   

If a fault occurs, first check the points listed below before taking the set for repair. 

If you are unable to remedy a problem by following these hints, consult your 

dealer or service centre. 

WARNING:

 Under no circumstances should you try to repair the set yourself, as this would invalidate the 

guarantee. 
 

Problems Cause 

Solution

No power 
indication 

Power plug not connected 

Plug the power cord into the power supply

TV has not been set to the 
correct video input 

Set correct TV video input format for receiving 

the player’s output signals.

No picture 

Video cable not firmly 
connected. 

Firmly insert the video cable ends to the 

related terminals.

Audio cable not connected 
tightly 

Firmly insert the audio cable ends to the 

related terminals.

Power of audio apparatus is 
off 

Turn on the power of audio apparatus.

No sound 

Audio output setting is 
incorrect 

Setup audio output correctly via the setup 

menu.

Picture 
distortion 

Disc is dirty 

Take out the disc and clean.

Fast forward/backward is 
activated 

The picture may be distorted during fast 

forward /backward playback.

Brightness 
unstable or 
noisy 

Affected by anti-piracy circuit 

Connect the player directly to TV.

No disc 

Load a disc.

Disc not compatible 

Load a compatible disc (Check the disc format 

and its colour system).

T
do

he disc is placed upside 

wn 

Load a compatible disc (Check the disc format 

and its colour system).

The disc not put in the tray 
correctly 

Check disc is put in correctly.

Disc is dirty 

Clean the disc.

Player setting are incorrect 

Change the setting via the setup menu.

The player 
does not 
work 

Parental lock is in effect 

Disable this function or reset the rating level.

No response 
to key press 

Interference of power wave or 
other factors such as static 
interference 

Turn off the main switch or pull out the power 

plug, plug it in and turn on the power again.

Remote 
control does 
not work 

The remote control not 
pointed at the remote sensor 
on the front panel of the 
player 

Point the remote control at the remote sensor.

The remote control is out of 
specified range 

Make sure the remote control range within 7 

meters to the remote sensor.

Battery power exhausted 

Replace with new batteries.

 
Note: 

This produce incorporates copyright protection technology that is protected by method claims of certain of 

certain U.S. patent and other intellectual Property rights owned by Macrovision Corporation and other rights 

owners. Use of this copyright protection technology must be authorized by Macrovision Corporation and is 

intended for home and other limited viewing users only, unless otherwise authorized by Macrovision 

Corporation. Reverse engineering or disassembly is prohibited.