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Aiwa HS-EX50 Service Manual page 2

Stereo radio cassette recorder

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1.Fa-F TERRORS LA
1) Hey
TH ASSY DEAZA (@xX1, Ox 1) ENUFF.
(Fig-1 BR)
2) Hey
bRIVY-DEATA
(Ox 4, 0X3)
SUF LT
Fa-t-BREUTT. (Fig- 28%)
|
1. "Tuner Circuit Board"
Removal
1) Remove
2 screws
(@x 1,®X 1) and
remove
the "Lid Cassette ASSY".(See
Figure — 1)
2) Remove
7 screws
(©x 4,@x 3) and
remove
the "Holder, Cassette"
and
"Tuner
Circuit Board".
(See Figure
— 2)
ney
KFS ASSY
a» Lid Cassette ASSY
Aty
bRUS—-
Holder, Cassette
Fa-t+-BR
Tuner Circuit Board
Dey
h}T4 ASSY
Lid Casstte ASSY
Fig -2
2UPE+ERY
bASSY RURFANAWORST LA
(Fig — 3378)
1)
UV tee
RY bASSYRU,
Rb
LI SALVO
LATA (@x 1, Ox 1,©x2,OXx3) HisP To
2.
"Cabinet
Rear ASSY"
and "Panel, Bottom"
Removal
(See Figure — 3)
1) Remove 7 screws (@X 1,®x 1, @x 2, @x 3) and
remove
the
"Cabinet Rear ASSY"
and
"Panel, Bottom".
®
Ye + ERy b ASSY
¥
Cabinet Rear ASSY
|
FE BLAND
Panel, Bottom
Fig -3
3Be4S-TL-AOKTLA
(Fig - 4358)
1) PRERTL.
BV
I-TV-LERAOAMART LE
PSERMOABAA -TPUEY VEEL T.
RRICRA®
ABA
AEP UTE VI -TV-LEUI TH.
3. "Frame, Center"
Removal (See Figure — 4)
1) While moving the
"Frame, Center"
in the
direction of arrow ©, press the "Button, Open"
in the direction of the arrow @ to release the hook
in the direction of the arrow @, and remove
the
"Frame, Center".
A-PUKIY
;
yx
Button, Open
eUY—-IV—-b
Hook
wo
Frame, Center
Fig — 4
4X4 VERO
LA (Fig - 538)
1)
24 VEROE
ZILA (@X 1, OX 2,Ox1)
EAP T.
TE) BBO Bet
AKIZBABDC — TRBRMLTWERCALEM
TAT Y
EREMNOGHE (MLE) Fry 7 iclisy¥ — v (+B. GND)
REVEMTT.
T=DSCHBALTFSV.
4. "Main Circuit Board"
Removal (See Figure — 5)
1) Remove 4 screws (@X 1,®@x 2, ©xX 1) and remove the
"Main Circuit Board".
Note) Connecting
a power supply :
This unit does not have an external DC jack.
To check the operation
(turning on ) while the
"Main Circuit Board"
is opened, stand pins on the
pattern (+B, GND)
and supply the power
using
an alligater clip, etc.
24 YB
Main Circuit Board
@)
Fig-5

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