Aiwa FX 90 Service Manual

Page 1

Al WA®
SERVICE

S/M Code No. 34-004
DATE OF ISSUE 2/1984

MANUAL

STEREO CASSETTE DECK

MODEL ND.

X-BD

TYPE. H,HB,UB,E,EB,K,KB,G

iFollow the instructions carefully, which will allew the user to optimise the products performance,

and give many years of serivce.

1. No scratch and making shall be made to covered lead-wires of an
a.c. primary circuit including mains leads
2. No illegibilitv shall be given to the specification plate, the cau-
tion labels, the fuse labels and mhers.
; 3. when, an pattern Sides of 03mm beams, adrlizimial repah-bans
_ have been made up, the parts shall be firmly glued 1-9 circuir
boards or other cumpnnents, unless the parts can be armched
E firmly.
4. The following matters shall be maintained as they are, when
repairing,
Solde ngof lead-mum ends

Care shoula be taken m Hie Span cisr

mary c it as well as soldering
2) Wiring ar'd homing m' leaorwires With wweclius and bmdsrs
3i Material»; of ieedwues
* 6.9.: Fm UL models, leadwwes to be mad shall be an
proved 0r accepxed by the UL.
4) Location of all kinds of insulators
5) Setting el voltage SElEClor switch

* Set the Voltage Selector Switch to 246V, 270V, nr 120%"
According to your Local Voltage.

5, After repaired, the insulation resistance or leakage current shall

be measured with 500 : 5V D.C and shall be not has than |M$L

Measuring Pom

6. General insuucnosis for mechanism repair l

l) LublICalHS been gained the surfa cl (YBQSFJUEIW pcwon
04 the hails, idéws, capstan and pi: rcller we»; be whim/ed,
because slrpoew arid laitx/ rape il' 1e! shah be causal

23 When 05mg, mly one a: (we din shalé be «..i.;3lisd so
now to run over and be disueraed, Nah: ghee i be iakm 0? me
metal hang for the magma and rate-Ling porllOw of NW,

3; filers and punch m V ,especxally

tags and i=7 shder wash-3r; shall be replaceri with new 3
(meal if mice those have been rer'iovecL A» Na ieumizahvm
.; s: to unreliabxlnw 4
45 Regular 59: parts shall always he used for remirni

a: pavis aw Iampwng w-JJ; the products
mic, and damage

usmg wggx,
ise deterioranon, mu

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Power supply:

Power consumption:
Dimensions

Neight

Track typev
Tape speed'

How and flutter

Automatic stop system:

SPECIFICATIONS

II HBmo
AC 12OV/220V/240V switchable.

50/50 N:

K KB. Gmodels

Ag 21.0v 50/50 Hz

330(w)x107(H)x230(D) mm
(13" x4 1/4" x9 )

.7kg
lo tracks 2 channels
5.8 cm/s (17/8 igs)
According to DINA 500 0,101
0.038% (HRMS)
Full automatic stop

Automatic shut-off action time

Pinch roller pressure -

Take-up torque:

FF & rewind torque:
FF 5: rewind time-
Play back output:
(TIA-161)

Play hack noise:

Rec , /PB output:
(TIA-119G)
Rec/PB distortions

Rec/PB S/N ratio'
Unweighted

HID-A

Aés,

2253255 (2.2120. ZSN)

35 :1; g-cm(3.43 :5 ggmN m)
160140g-cm (15.6833 92mN - m)
65:105. (C-60

390120mV(DI )

Less than 1.2 mV
(Cr02. DOLBY NR 0N)
Less than 2.0 mV
(METAL DOLBY NR OFF)
Less than 27 mV
(NORMAL DOLBY NR OFF)
0 VUEIIO dB (LINE)

Less than 15% (METAL)
Less than 2.0% (CrOz)
Less than 1.51 (NORMAL)
More than 50/53 dB
(METAL, DOLBY-C NR OFF/I3)
More than 49/52 dB
(CrOZ, DOLBY 'C NR OFF/B
More than 48/51 dB
(NORMAL DOLBY NR OFF/B)
More than 61/68 dB
(METAL DOLBY NR B/C)
More than 60/67 dB
(CrOzDOLBY NR B/C)

More than 58 66 dB
(NORMAL DOLE NR B/C)

Channel se aration:

(1 kHz. 0 )
Cross talk:

(1 kHz, 0 VU)
Erasing ratio'
(METAL 125 Hz)
Level drift

Bias frequency:
Recording system:
Erase system:

Frequency response '

Motor :
Head :

Inputs:

Outputs

TEST TAPE 1

More than 35 65
More than 60 dB
More than 60 dB

205 dB (at 10 kHz.0 VU)
100 kHz

AC bias

AC erase

METAL 20~18.000 Hz
CrOZ 20~17.000 Hz
NORMAL 20~16.000 Hz

DC servo motor, .DC motor
DX head

LINE IN maximum input
sensitivity (50 mV/over 50 k9)
LINE OUT Standard output level
280 mV (0 VU); Suitable load

dance : over 50 K {2
ME AL TIA-119MX
Cr02 TIA-1196
NORMAL TIA-119J

- Specifications and external appearance are subject to
change without due to product improvement

. Noise reduction system manufactured under license from
Dolby Laboratories Licensing Corporation

- Dolby and theDflsymbol are trademarks of Dolby Laboratories

Licensing Corporat ion