Block Diagrams - Jvc Rx-301Bk Serviceanleitung

RX-301BK
RX-301LBK
Block Diagrams
Control and Amplifier Section
TO TUNER SECTION
+B
-B
9331
ol Q332
21.8 IC332
PHONO ©
=
SURROUND
CD o 42
IC503
|
TAPE 1(PLAY) ©
18,19
;
&
LOUDNESS
(REC) CIRCUIT
O
|
TAPE 2(PLAY)
-B +B
(REC) o—
623 IC701,Q751,Q752,
Panes
Q757~Q772
IC901,Q901 ~Q903
PROTECTOR
S.
Bewer SPEAKER SELECTOR
AMPLIFIER Sw701
SW702
TUNER 1/0
| 1
DCS INTERFACE
|
Q440,9442
ake
—o HEADPHONE
ace DCS 1/0
Oo
CA
TONE CONTROL CIRCUIT
TO TUNER SECTION
Q811,Q812
INHIBIT
RESET
|
VOLTAGE
REGULATOR FROM POWER TRANSFORMER
Q801 ~Q805
22,23,75,76,81 82
RECEIVED
IC @)
ie;
wa
I 35,40,41
1C440
TUNER CONTROLLER 1 ~22,54~60
LCD
DISPLAY
SOURCE SW.
SURROUND SW.
VOLUME, BALANCE,
MUTE SW.
LOUDNESS SW.
TUNER CONTROL SWITCH
FM, AM, ICH~1OCH,
UP/DOWN, etc.
FROM TUNER SECTION
(No.20073) 1-33 1-14 (No.20073)