Aiwa AV-D77 manual Care and Maintenance Parts Index, Troubleshooting Guide, General, Tuner Section

CARE AND MAINTENANCE PARTS INDEX

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.

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.

1Press the POWER button to turn off the power.

2Press 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.

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

23 ENGLISH