Troubleshooting Guide; Parts Index - Aiwa NSX-AV900 Operating Instructions Manual

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 a bad connection? (+ page 3)
There may be a shorl circuit in the speaker terminals.
+ Disconnect the AC cord, then correct the speaker
connections.
Was an incorrect function button pressed?
Sound is emitted from one speaker only.
c Is the other speaker disconnected?
The output sound is not stereo.
Is the Karaoke function turned on? (+ page 19)
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 3)
c Is the signal weak?
+ Connect an outdoor antenna.
The reception contains noise interferences 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.
CASSETTE DECK SECTION
The tape does not run.
IS deck 2 in pause mode? (~ page 9)
The sound is off-balance or not adequately high.
Is the playback head dirty? (+ page 23)
Recording is not possible.
IS the erasure prevention tab on the tape broken off? (+ page
9)
IS the recording head dirty? (A page 23)
Erasure is not possible.
Is the erasure head dirty? (+ page 23)
Is a metal tape being used?
High frequency sound is not emitted.
Is a tape recorded without Dolby NR played back with the Dolby
NR system operating? (+ page 10)
Is the recording/playback head dirty? (+ page 23)
CD PLAYER SECTION
The CD player does not play.
Is the disc correctly inserted? (+ page 11)
IS the disc dirty? (+ page 23)
Is the lens affected by condensation?
+ Wait approximately one hour and try again.
To reset
If an unusual condition occurs in the display window or the
cassette decks, reset the unit as follows.
1 Press the POWER button to turn off the power.
2 Press the POWER button to turn the power back on while
pressing the CLEAR 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 repeat step 2.
25
ENGLISH
Instructions about each part on the main unit or remote control
are indicated on the pages listed below.
(in alphabetic order)
Parts
Pages
BALANCE 6,17
BBE 6
CD
11
CD EDIT/CHECK (EDIT/CHECK) 11,15,16
CLEAR 8, 10, 11
CLOCK 6
DEMO
5
> DIRECTION/PRESET 9, 10, 11
DISC CHANGE 11
DISC DIRECT PLAY
11
DOLBY NR 10
DOLBY PRO LOGIC 17
4+,
14<
DOWN
8,10,11
EDIT/CHECK (CD EDIT/CHECK)
11, 15, 16
GEQ 7
KARAOKE (VOCAL FADER/MULTIPLEX) 19
KARAOKE ENTER 20
MANUAL SELECT (TEST) 17
MIC 1, MIC 2 18
MIC MIXING 18
A OpEN/CLOSE
11
PHONES
7
POWER 5
PRGM 12
RANDOM 12
(0/0) REC/REC MUTE 13
REPEAT/MONO TUNER
8, 12
REV MODE (DECK 2)
9
II SET 8, 10, 11
SLEEP 22
SURROUND 7
SYNC DUB NORMAL/HIGH 14
TAPEIDECK 1/2
9, 13
T-BASS 6
TIMER 21
TUNE!WBAND 8
>1, E* UP 8, 10, 11
VI DEO/AUX 23
VOCAL FADER/MULTIPLEX (KARAOKE) 19
VOLUME
6
0-9, +10
12