Pioneer SX-303/S Manuale di servizio - Pagina 5
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4.BLOCK
DIAGRAM
FM
FRONT
END
(173)
FM.IF
AMP
—
| soon
BAL
FM
| 750
UNBAL
[ GND
AM
LOOP
ANT
LED
DRIVER
Re AaRaeey
FM FRONT END
L mm |
(2/3)
FM FRONT END
(373)
AM
FRONT
END
FM (Uch)
FM(Rch) | |
+B2 AM
+BI
18.9V|
PHONES
|
!
|
|
|
!
{
!
O
:
VR I
0)
+B2
:
O
:
O
2 ii
(3/4,4/4)
(2/2)}
(2/4)
POWER AMP
=
$1-4
$1-5
peene
(2/2)
(2/2)
Rch
REC
PLAY
ia
ae
TO
POWER
SUPPLY
&
PROTECTOR
Reh
SPEAKERS
+B1(35V)
SP
B
S101
°
POINTER
AC 120V
cS ne
oe
e;
a8
08
1)
N
SP
A
"oy
z
;
SI-| ; FUNCTION (PHONO)
ON-OFF
|
9
bLanenmne
S1-2 : FUNCTION (FM)
Si-3.: FUNCTION (AM)
|
$1-4 : TAPE MONITOR
ON - OFF
S2-1:
SPEAKERS
A
(ON — OFF
SIO : POWER
ON — OFF
S!-5 : LOUDNESS
ON - OFF
S2-2:
SPEAKERS
8
ON — OFF