Before Requesting Service - Toshiba VTD1431 Service Manual

If your unit does not work properly check the following before calling a service engineer.
SYMPTOMS
POWER
The Mains lead is not connected.
No power.
ON/STANDBY button is OFF.
TV BROADCAST RECEPTION
The Mains lead is disconnected.
Aerial connector is not connected or wires
are broken.
No picture, no sound.
ON/STANDBY button is off.
Possibly station trouble.
Possibly station trouble.
Aerial connector is not connected or wires
Sound OK, poor picture.
are broken.
Possibly local interference.
Possibly station trouble.
Picture OK, poor sound. Possibly local interference.
Volume control set at minimum position.
Aerial connector is not connected or wires
are broken.
Poor reception.
Possibly station trouble.
Aerial connector is not connected or wires
are broken.
Possibly station trouble.
Poor colour or no colour.
Possibly local interference.
Colour control is not adjusted.
DVD
The disc is dirty.
The playback picture has
occasional distortion. It is in fast forward or fast reverse playback.
No disc is inserted.
An unplayable disc is inserted.
The disc is placed upside down.
The unit does not start
playback.
The disc is not placed within the guide.
The disc is dirty.
The parental lock function is set.
Playback does not follow the It is in the mode of repeat playback,
course of the disc's program. memory playback, etc.
appears on the screen.
The function is prohibited with the unit or the disc.
REMOTE CONTROL
It is not aimed at the remote sensor.
Distance too far or there is too much light in
the room.
Remote control does not
Obstacle in the path of beam.
work.
Batteries are weak.
Polarities of the batteries, + or –, are not
inserted correctly.
NOTE: In the case that the scart input of the unit is connected to AV1 scart of a recordable equipment such as
a VTR, DVD+VTR, DVD-R etc and when the input of the recordable equipment is also selected to AV1, there maybe
some white flashing lines on the screen and a high pitch sound may also be heard. This is due to the feedback
loop of the connections to the unit and it is not a defect of the unit.
5M20201A P38-LAST

BEFORE REQUESTING SERVICE

CAUSE
43
SOLUTION
Connect Mains lead to AC outlet.
Set it to ON.
Connect the Mains lead to the AC outlet.
Check aerial connections or broken wires.
Press the ON/STANDBY button.
Try another channel.
Try another channel.
Check aerial connections or broken wires.
Move the aerial away from the source of
interference.
Try another channel.
Move the aerial away from the source of
interference.
Increase VOLUME control.
Check aerial connections or broken wires.
Try another channel.
Check aerial connections or broken wires.
Try another channel.
Move the aerial away from the source of
interference.
Adjust the colour settings.
Eject the disc and clean it.
Some times a small amount of picture
distortion may appear. This is not a malfunction.
Insert a disc.
Insert a playable disc (Check the disc type
and colour system).
Place the disc with the playback side down.
Place the disc correctly inside the guide on
the disc tray.
Clean the disc.
Cancel the parental lock function or change
the parental lock level.
These operations may prevent a proper
progress of the contents.
–
Aim it at the remote control sensor.
Operate within 5 metres and reduce the
light of the room.
Clear the path of the beam.
Replace batteries.
Install batteries correctly.
27/2/04, 2:21 PM
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