Teac AD-500 Manuel Du Propriétaire page 15

Troubleshooting
Basic troubleshooting of this unit is similar to troubleshooting of any other electrical or electronic equipment. Always check the most obvious
possible causes first. To give you a few ideas of what to look for, check the following:
Problem
General
No power when POWER is pressed.
Hum
Noise in tuner.
No audio output.
Remote control unit operation is
impossible.
CD player
No playback when disc is loaded.
No audio output.
No CD output
A single tune can only be played.
No program playback.
Mistracking (sound jumping).
Cassette deck
Low sound quality
Strange sound
Impossible to record
Probable cause
Power plug not inserted securely.
Pin-cord plug not connected securely.
Too close to tuner.
Connection to stereo system is incorrect.
POWER switch set to OFF .
Batteries not inserted in remote control.
Disc loaded with label side down.
Disc dirty.
Connection to stereo system is incorrect.
The cassette deck is in Playback mode.
SINGLE button engaged.
PROGRAM button not pressed.
Player receiving vibration or shock.
Disc dirty.
The heads are dirty.
The heads are magnetized.
The position of the Dolby NR switch is
not correct.
The pitch control has been changed.
The record protection tabs of the
cassette are broken off.
The heads are dirty.
Recording level is too low.
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Remedy
Plug in securely.
Re-connect plug securely.
Keep a reasonable distance between
them or switch off the power of
this unit.
Check connections.
Set switch to ON.
Insert batteries.
Load with label side up.
Clean disc surface.
Check connections.
Stop the deck. Or connect the
CD output with the amplifier.
Press button to disengage it.
Press button to display PGM.
Change the installation position
of this unit.
Clean disc surface.
Clean the heads.
Demagnetize the heads using
the TEAC E-3.
Change the position.
Set the pitch control pot to the
center position.
Put adhesive tape on the tab hole.
Clean the heads.
Turn the REC LEVEL pot to the right.