Panasonic Technics SU-CH7 - Block Diagram - Signal Flow Part 1; Input Selector and Mixing Circuits

SU-CH7 SU-CH7
m@ BLOCK DIAGRAM
rq
bans
Le7522
MS226FPE2
MIgAge
ott
:
GRAPHIC
CONTROL
GRAPHIC
EQUALIZER
Mic
BAGS58FTI
lon|~|—|—
[on
@
@
@
@
ANG6S58SFE2
MIC
AMP
[TUNER
|—
[oN|—
|
—
[on
|
io
ete
il
ia
PHONOEQ
AMP
ap
=
——
7
26
no,
=
9,5
ni
a
G—
:
fee
ptr
(26)
|
14
|
(16M
[ST
CH
phd
'
ere
al,
AN6554NSFE2
|
Ll]
il
tL
en)
[SccH7
j)———————254_5
|
1c203
(172)
|
|
rit
c
:
yy
MIXING
AMP/PHASE
SHIFT
I
Boy
|
(uch)
a
12
|
!
ANGSS4NSFE2
14
>
s[>“;
fra]
Cn)
|
10
t
SUPER
DYNAMIC
SOUND
AMP
REC
OUT
Jaa
7
(L
nS
|
cr
I
!
L----J
BUFFER
AMP
osl2v814
DAT
[
|
BAGS58FTI
>
JiL-R)
nico:
he
Bete,
al
|
(C202
>
z
ANGSS4NSF
E2
38
een
INVERSION
AMP
|
1
|
«203
(1/2)
FILTER
AMP
M528
1c401
I
Main
ae
L
£
4
Pies
MIXING(
PHASE
Une
|
ep
b
UM
6
|
signal
DIFFERENCE
}
BE
9
ELECTRIC
VOLUME
le
}
8T
T3
4
(6!
lie
e
>
4
(94
can
jc
>
a
:
Aun
v
ce
aif
Bl
|
(Ss:
!
>
3
yp
4d
if
GND
Gee
Q81S~8i7
a
:
7
O-
=
<>
16)
A
control
4
3
es
of
|
ee
ee
_
oe
:
rive
!
<
SS
est
(1213)
|
0201,204
Q205~211,
I
231
|
Surround
L
control
TCSI64N
4
x
INPUT
SELECTOR
Notes:
+———
+
—
1)
(
Jindicates
Rin
No.
of
right
channel.
2)
BA4558FTI
SSceanee
eUbioyeigNaL;
=
|
1C602
|
r
—P
©
TUNER
(AUDIO)
SIGNAL
1
Ee
ooo
VCA
DRIVE
i
|
|
0623,624
Q611,613
I
|
0620~622
Ren
N
GNA
[
=)
MAIN
SIGNAL
|
6hoe2
Bu2040F-T2
20
4
AN6S554NSFE2/BA4556F
|
wz:
PHASE
DIFFERENCE
SIGNAL
|
mum
5.0.
SOUND SIGNA
|
q
Lge
SPUN
SA
as
ee
9)
DATA
SELECTOR
23
ane
8
fs
Y
(STANDBY)
Lvs
vow
CK.
ere
3
Signai
level
fi
16
detection
'
i
/
2t
16
[20
23
19
15
14
|
i
a
a
Re
a
a
a
Si:
Sl
ng
San
Js
i
a
ae
pa
eee
SC
eo
eS
|
ee
eee
||
ee
=
ae
i
CLK3
STB
CLKI
DATA
CLK2
SA—~_
SE
PWM
BASS
MUT2
MUTI
7
|
|
M50945-083SP
|
|
|
ae
1
!
MICRO
COMPUTER
!
|
I
__
25
|
BUS BUS
BUS
BUS
HOLD
{-—_—
|
GI~_LG13
SIT\_LSII
DATA
DATA
CLK
CLK
L.
_RESseT
KEY
VRO
VRI
suo
SJ!
XIN
XOUT
vee
AD
Vee
Vss
-vP
POWER
IN
OUT
IN
OUT
oe
a
a
ee
ne
Et
SS
on
~~
ca
ok
as
eee
he!
Gwe
ae
27
7
360
A37
34 hs
28
29
64
[6s
[32
51
Resei
0605~608
signol
generation
:
J
x
x60!
Data
bus
control
(4.19MHz)
.
ae
FU
Oisploy
S60I~
611
VRGO!
VR6O2
(VOLUME
}
(SOUND
yoG)
asia
FL
60!
i
exe
—
|
een
re
eae
ee
—27-—
—28—