Toshiba SD-P1850SN Service Manual page 10

1.5 Picture output stops during the operation.
If the image output from the media in the DVD player stops during the operation, replace
the DVD drive.
1.6 No sound or abnormal sound comes out from the speakers in the DVD player.
If no sound comes out from the speakers in the DVD player, check the following:
(1) Check for moving images on the LCD screen
Check whether or not the picture stops in halfway. If it stops, replace the DVD
drive.
(2) Check the operation of the DVD drive.
Check whether or not the DVD drive works. If it stops, replace the DVD drive.
(3) Check the connection of the speakers in the DVD player.
Separate the DVD player into the top assembly and bottom assembly, and then check
the connections of the speaker harnesses to the Inverter Unit. Then check the Inverter Unit
to the main board. If the connection is loose, connect it firmly. If the connector has
been connected firmly, replace the main board or speaker.
1.7 No pictrue or sound comes out from the external output
If no picture or sound is output from the TV connected by the AV cable, replace the
main board.
NOTE: Before this test, make sure the drive works.
1.8 No sound comes out from the headphones.
If no sound comes out from the headphones, replace the main board.
1.9 No picture or sound is output by the external input.
If no image or sound is output by AV input, replace the main board.
1.10 The DVD drive does not operate with the battery.
(1) Check the operation with a good battery.
Install a good battery and make sure the LED lights up orange while the AC adapter is
connected. When the LED does not light up or blinks, check the connection of the
battery connector inside the DVD player. If the connection is loose, connect it firmly.
If the connector has been connected firmly, replace the main board.
(2) Other than the above, replace the battery.
NOTE:
For this check, use a battery which is not fully charged (because the LED does
not light when the battery is fully charged.)
Before this check, make sure other function work correctly.