Aiwa AV-D50 - Manual (Page 20)

TROUBLESHOOTING GUIDE
PARTS INDEX
If the unit fails to perform as described in these Operating
Instructions, check the following guide.
GENERAL
There is no sound.
• Is the AC cord connected properly?
• Is there an incorrect connection?
{-* page 3)
• There may be a short circuit in the speaker terminals.
Disconnect the AC cord, then correct the speaker
connections.
• Was an incorrect function button pressed?
• Are the FRONT SPEAKERS A and B buttons set correctly?
(-»page 7)
Sound is emitted from one speaker only.
• Is the BALANCE set appropriately?
• Is the other speaker disconnected?
Sound is heard at a very low volume.
• Has the MUTING button been pressed?
An erroneous display or a malfunction occurs.
-» Reset the unit as stated below.
TUNER SECTION
There is constant, wave-like static.
• Is the antenna connected properly? (-» page 5)
• Is the FM signal weak?
-► Connect an outdoor antenna.
The reception contains noise interference or the sound is
distorted.
• Is the system picking up external noise or multipath distortion?
-► Change the orientation of the antenna.
Move the unit away from other electrical appliances.
To reset
If an unusual condition in the display window or malfunction
occurs, reset the unit as follows.
1 Press the POWER button to turn off the power.
2 Press the POWER button while pressing the SET button.
Everything stored in memory after purchase is canceled.
If the power cannot be turned off in step 1 because of a
malfunction, reset by disconnecting the AC cord and carry out
step 2.
Instructions about each part on the unit or remote control are
indicated on the pages listed below.
Parts Pages
AIWA RECEIVER 6,17
AUX 7, 10
BALANCE 8
BBE 8
CD 7, 10
CLOCK 7
DOLBY SURROUND 14, 15
DOWN T (!◄◄) 7, 9, 10, 12, 13, 15, 17
DSP 9
FRONT SPEAKERS A, B 7
FUNCTION 6
GEO 9
MANUAL SELECT (TEST) 9, 15
MONO TUNER 12
MUTING, MUTE 8
PHONES 7
PHONO 7, 10
POWER 7, 12
SET 7, 13
SETUP 16
SLEEP
SPEAKER IMPEDANCE 17
SELECTOR 4
TAPE MONITOR 7, 10, 11
T-BASS 8
TUNER, BAND DIRECT 7, 10, 12, 13
TUNER PRESET/SURROUND 6
UP A (►►!) 7, 9, 10, 12, 13, 15, 17
VIDEO 1/5.1 CH 7, 10, 11
VIDEO 2 7, 10
VIDEOS 7, 10
VOLUME (V, 8, 16
19 ENGLISH