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Alpine 3552S - Page 28

Alpine 3552S
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Schematic
Diag
FAM
(Refer
to
reverse
side
for
IC's
and
Transistors
voltage
values.)
PC.Board
(1/2)
PROTECTOR
[|
OVERLOAD
|"
R204
K
Ici02
RI25
12K
|
UPC4570HA
Q105
2504386
T
7
HIGH
PASS
ifs
|
FILTER
AMP
a
ates
veo
|
‘DRIVER
f
O05
2il03,
0104
:
1C103
RI37
DIOS
45
2SA733
5.6
ss
pPCl270H
=
CONSTANT
2
ISSI76
OVERLOAD
\
|
(POWER
AMP]
S
~
LPROTECTOR
j~
~
Rit
E104
O
PROTECTOR]
|
1K
we
_—
bie
eC
:
LEROTECTOR
DRIVER
$102-1
a
seats
anita
Fh
sy
aa
aa
.
|
oF
pee
aaa
[va
|
|
ap
|
|
|
|
up
INPUT
MODE
d
~
L
MONO
a
|
|
ie
{)
1
gs0iwsi2
|
|
|
FIXED
|
ae
28c5327
x
'
BF
|
COVERY
zs
50K
{
28
C108
_
A
VERTER
Sy
1
|
evi
LR
£8:
Fa
|
|
|
ESF
CONTROL
VARIABLE!
ee
=<
=
+
ty
i
|
:
3
DIO3,104
l
|
|
&
1SS/33
!
1C
401
}
1C201
Ic202
R225
l2K
203
256945
|
|
PC4570HA
|
BPC4570HA
yPC4570HA
‘a
T
0205
25¢4386
T
OVERLOAD
TT
++
|
BUFFER]
(HIGH
Piss
BUFFER
°-@
oO)
DRIVER
-—-4.
[PROTECTOR
3205
{
{LTER
AMP
R237
|
0203
i
1€203
0205
|
|
ra
pPCI270H
CONSTANT
()
ISSI76
|
POWER
AMP!
Oras
CURRENT
=n
]
2
Somer]
Bs
|
i
.
@)
f>
ban
FO
Ojon
©]
DiFFERENTIA
SS
|
|
|
|
3
|
5
Scrrat
|
ig
Fy
:
©)
i
i
F
10
H
|
(wy
}
q
t
if
R207
i
a
$102
$103
£206
120K
ne
i
E
3
|
FILTER
INPUT
MODE
284733
Output
=
|
ee
ieee
aE
be
|
OFF
L
MONO
OVERLOAD
utpu
he
Se
eae
LCL
ae
t
Connector
Ba
cu
:
“es
Ol
a
GAIN
CONTROL
VARIABLE
203,204
18S133
JIPC4S70HA
n
Q305_28¢4386
FILTER
ANE
(DRIVER)
PROTECTOR
0305
_
5
1C303
D305
roar
CONSTANT
ISSI76
|
|
|
|
|
|
|
|
|
CURRENT
LOAD
|
|
|
|
|
‘1C401
|
|
|
$202
~1
FILTER
ahs
oe
HP
t
LP
-
DIF
FERENTIAL
e+
AMPLIFIER
5
10
288
-
(BP)
FS]
[CURRENT
MIRROR
LOAD
INPUT
MODE
L
MONO
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ET!02-4
|
@
|
|
|
|
|
|
|
|
|
|
|
|
0301
|
|
-
2803327
8x
GAIN
[MUTING]
=
|
|
|
ae
tater
1306
2Sai67!
=
|
D303,304
1
[DRIVER]
8
1SSI33
-——
!
:
i
i
ae,
is
(C301
1
IC6O!
R425
12K
Q403_
25¢945
AT33__
2SC%
|
|
wecas7oHa
ae
et
uPC4570HA
:
0405
25c4386
OVERLOAD
ia
t
|
{SWITCHING}
BUFFER
UFFER
t
|
|
|
Fitren
tae
8
ake
DRIVER
-—-~.4
[PROTECTOR
Lie
0405
'
[|
i
1¢403
!
e!
GX
2405
!
PC1270H
CONSTANT
gl
ft)
1SS176
q
ET102-3
i
POWER
AMP
ous
ow
3
;
3
lo2s
a
ixi
Sout
|
g516
0521
oe
BBs
oF
2SBW76M
—_2SAllI5
|
gs
MUTE
ae
SWITCH
oy
|
Sei
aw)
asié
Q5i8
|
|
|
CURRENT
MIRROR
28c945
R407
4
$202
$301
LOAD
COMPENATION
0523
|
1]
R406
120K
TFILTER
INPUT
MODE
9404
2803615
sek
OFF
L
MONO
a
|_25A733_|
MUTE
|
|
|
P
OVERLOAD
SWITCH
R405
[4
2
PROTECTOR
&
|
|
|
SL
ee
VESOI-2erxeD
=5
z
R550
=F
oak
{
0406
28al671
24
|
403,400
|
|
|
CONTROL
VARIABLE
DRIVER
=
1$S}33
Ect
hed
we
es
en

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