Aiwa AV-D77 - Manual (Page 24)

23
ENGLISH
TROUBLESHOOTING GUIDE
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, 4)
• 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?
• Was the TAPE MONITOR 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 ENTER 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.
CARE AND MAINTENANCE
Occasional care and maintenance of the unit is needed to
optimize the performance of your unit.
To clean the cabinet
Use a soft dry cloth.
If the surfaces are extremely dirty, use a soft cloth lightly
moistened with mild detergent solution. Do not use strong
solvents, such as alcohol, benzine or thinner as these could
damage the finish of the unit.
PARTS INDEX
Instructions about each part on the unit or remote control are
indicated on the pages listed below.
(in alphabetical order)
Parts
Pages
AIWA RECEIVER 6, 21
AUX 11
BALANCE 8
BBE 8
CD 11, 20
CHANNEL 20
CLOCK 21
DIGITAL/ANALOG/BAND 11-14, 21
DSP 10
ECO 7
ENTER 6, 7, 9, 11, 14, 18-21, 23
FRONT SPEAKERS A, B 7
FUNCTION 6, 11-14
GEQ 9
MANUAL SELECT (TEST) 5, 10, 16, 17
MONO TUNER 13
MULTI JOG 5, 7, 9, 10-12, 14-19, 21
MUTING, MUTE 8
PHONES 7
PHONO 11
POWER 6, 7, 13, 24
RECEIVER/DIGIT 6, 20
SET UP 6, 20
SLEEP 21
SPEAKER IMPEDANCE
SELECTOR
4
SURROUND 15, 16, 19
TAPE MONITOR 11, 12
T-BASS 8
TUNER BAND 13, 14
TUNER PRESET/SURROUND 6
TUNING M (DOWN) 5, 6, 8-11, 13, 14, 17, 18, 21
TUNING N (UP) 5, 6, 8-11, 13, 14, 17, 18, 21
TV 20
VCR 20
VIDEO 1/DVD/MD 11
VIDEO 2/LD/TV 11
VIDEO 3 11
VOLUME 6, 8