Integra DTM-5.3 - Manual (Page 31)

31
Troubleshooting guide
If a problem occurs, while you are using the remote controller, first operate the unit using the front panel controls to confirm that it is not due
to a malfunction (or expired batteries) of the remote controller.
• Also refer to the respective instruction manuals for the video disc player, video cassette recorder, TV monitor, etc.
Trouble Cause Remedy
No power. • Power cord is disconnected.
• There is external noise in the computer
circuits of this unit.
• Connect power cord.
• Turn the power switch off and then on
again, or remove the AC plug from the
outlet and then plug it again.
Power but no sound. • indicator is flashed.
• AUDIO MUTE indicator is lit.
• Bad/incorrect connections.
• Turn the Tape 2 Monitor off.
• Muting off with the remote controller.
• Check connection cables, speaker
cables, etc.
Hum, low-frequency noise. • Poor or no input ground.
• Poor or no phono motor ground.
• The placement of the audio connection
cables on the rear panel is incorrect.
• Check outer conductor of input plugs.
• Check for proper ground connection.
• Adjust the placement of the cable to
reduce hum.
Howling when the volume is turned
up. • Turntable and speakers are too close
together. • Move them farther apart.
Rough or scratchy sound; high fre-
quency range is not clear. • Stylus of turntable pick-up is worn.
• Turntable stylus tip is dirty.
• Treble control is too high.
• Replace.
• Clean.
• Turn treble control down.
AM stations cannot be received. • AM loop antenna is not attached. • Connect the included AM loop antenna
to the AM antenna terminals.
Buzzing noise on AM (particularly
conspicuous at night or with weak
stations). • Noise from electrical apparatus such as
a fluorescent lamp. • Move the AM loop antenna as far as
possible from the TV.
• Move unit away from TV set.
High-pitched noise or buzzing noise
on AM. • Noise from TV set. • Place the AM loop antenna as far as
possible from the TV.
• Move unit away from TV set.
Crackling noise on AM or FM. • Noise caused by turning fluorescent
lamp on and off.
• Noise from automobile ignition.
• Move antenna as far as possible from
the fluorescent lamp.
• Install an FM outdoor antenna as far as
possible from the automobile.
• Change the position or direction of the
outdoor antenna.
TUNED and STEREO indica-
tors light but sound is distorted and
stereo separation is bad.
• Station is too strong.
• Multiple reflection of radio waves
because of tall buildings or mountains.
• Change to a FM indoor antenna.
• Use an antenna that has better directiv-
ity and select a point at which the distor-
tion is least.
TUNED and STEREO indica-
tors flicker, and hiss is heard on FM.
• Station is too weak.
• Stereo FM broadcasts cover only about
half the distance of an ordinary broad-
cast.
• Install an outdoor FM antenna.
• Change the position or direction of the
outdoor antenna.
No station is recalled when a Preset
or Scan button is pressed. • The power cord has been unplugged for
a long time. • The memory contents are lost. Store all
stations again.
Front panel controls function, but
remote controller does not. • No batteries in remote controller.
• Batteries have worn out.
• Insert batteries.
• Replace batteries.
T-2 MONITOR
Appendix