JVC KD-A77 A User Manual

K O-A 77 A/B/C/E/ J/U
Integrant Circuit
IC A01, B01
G01,H01
TAT000351-01 Super ANRS cirucit IC C01
J01
(Top view)
242'" 222'2'C"g 18 '7 '6 !~.4·3
Lnnnnn
)
aSuPt'rA~~F<S
w u U I U L.J
I 2 3 4 ~ 6 7 8 9 10 I' 12
(Top view)
AM PlIFIER No 2
,---- _-,--I __
NON
OUT INV
Vc,, PUT INPUT
8 6 5
UPC4558C ANRS control amp. circuit
Equivalent circuit (1/2)
Vcc+O--~-~-~""",-",-,
INV
INPU'r
NON -INV o--t--t--i-
INPUT
~
Y.-+~OUT PUT
IC901 UPC4557C Headpone amp.
Top
view is the same as
UPC4558C.
IC903 LB1416
Multi-peak level circuit
(Top view)
OUT 05 04 03 02
~[] Q I11
() ~( LB 1416
~-~3~ATTO"'~~
IN IN IN Ro Vret Ro GNO
(Mecha. control)
OUT NOr-. Vec
pu, INV
iNPUT
'------- ,,---~
AM PLIf'IER No I
Equivalent circuit is the same as UPC4558C except R8 only.
Equivalent
circuit
OUT GNO
05
04
03
02
IC1 M54410P See the service manual of KO-85A/B/C/E/J/U (No. 4165 - page 7).
No.4186
IC3,4,5 HP7400P
(Top view)
IC2
14 vcc
lJ r
Equivalent circuit (1/4)
.----~---r----o .'cr
130
y
L-.,~ _____ -+- ____ --<> CND
H07404P 1
H07403P f See the service manual of KO-A 7 A/B/C/E/J/U (No. 4185 - page 17)
IC6
-18-
01

JVC KD-A77 A Specifications

General

Brand	JVC
Model	KD-A77 A
Category	Cassette Player
Language	English