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Technics ST-7300 Service Manual Seite 11

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IC 101 (AN217)
FM 2 STEPS IF AMPLIFIER
«nd
& AM CONVERTER CIRCUIT
r-----
IF INPUT (1)
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a
(15)
1C102 (AN377)
FM IF AMPLIFIER & DETECTOR
|
CIRCUIT
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POWER
SUPPLY
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(9)
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amp
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{ QUADRATURE |+4
DETECTOR
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IF AMP
IF AMP
OC A
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SUPPLY
CA BAGGE
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ADJUSTMENT
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@--—--—----—-—--- 4
i
76kHz
38kHz
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|
COMPOSITE
SIGNAL INPUT
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AF AMP
1C307 (AN363) ©
C===
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on
an a
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(2)
x
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VOLTAGE
38kHz
1SkHz
CONTROLOSC
IDIVIDER a ouoeay
(12) 19kHz OUTPUT
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DETEC TO
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PLL FV) MULTIPLEX CIRCUIT
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~—~+~)--—-
(L)
(R)
:
STEREO
GROUND
POWER
OUTPUT
INDICATOR
SUPPLY
@ TO REMOVE CABINET
1~4, as shown in fig. 8.
(2) Remove metal fitting of cabinet from holes A and B of
front panel in arrow direction ®, as shown in fig. 8.
(3) Remove cabinet from chassis in arrow direction @), as
,
shown in fig. 8.
|
(4) To reassemble, reverse above procedure.
Rey
Screw 1
Screw 2
Fig. 8
m= REPLAC
PARTS
LIST
Rem
Da
Al
8 fi

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