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SEQ-555ES
1-1.
SECTION
1
OUTLINE
BLOCK
DIAGRAM
CNJ353~3
@
TAPE |
CNJ354-3 iC
TAPE2
(7) TAPE| INPUT
REC OUTPUT 1(8)
(6) TAPE 2 INPUT
REC OUTPUT 2(9)
CNU35I~1
e
LINE IN
CNJ352~1
AUXI
CNU352-3
AUX2
(4) AUX! INPUT
(3) AUX2
INPUT
FUNCTION
SWITCH
1C 351
J301
mo
(3) MIC
AMP
(1)
iC 201
SEQ-555ES
LINE/PINK
NOISE
SELECT
LINE/PINK NOISE
Dao, (setter)
<8 >
STEP
(2)
(2) VOLUME
@)
1C 103
SV 0116 LINE MUTE
CD
8-
(r\
alle
) LINE MUTE
Qt
LINE
MUTE
B+
9102
switcHING
Quis
ila
LINE
MUTE
SN
(LD
MUTING
$|—47 , 701
— 707
(POWER, FUNCTION SWITCH, OTHER}
0401
REMOTE
SENSER
REMOTE
CONTROL
PRE AMP
1C40t
»
6
Q105
——gi04 \e;
SWITCHING
D MICRO COMPUTER
1505
INPUT/OUTPUT
PORT F
Ch
(INVERTER)
My,
|
1C508, 509
Q513
LCD MUTE (j~
A/D
CONVERTER
1C507
(IO)SENS INPUT $
05
OUTPUT
PORT 0
08
A MICRO
COMPUTER
CLOCK
OSC
1504 (1/2)
T501
04(2)
(2)
SEQ-55
QUT
Nt
QlI9 REC MUTE
Qus
REC
MUTE
=
Q120
7
REC
MUTE
BUFFER
AMP
(I)
MULTI PLEXER
Ie510(1/2)
1c512
VOL.R
Q30%
DECODER
C MICRO COMPUTER
(20
10.456
1451
(1)
39
(2)
|
DECODER
INDICE
458
(BUZZER)
8
41
Ic
Ic4
(S)
26
(16)
|
DECODER
INDICE
RESET
SWITCHING
RESET
—
29
1454
ICé
esoatiey |
RESET extar
if
TO MICRO COMPUTER
gy
VOL.R
SECTION
522!
"
{ VOL.R
Q5i9
B+
:
switching
RYSO!
9301,
TO ANALOG
WOL. REG,
ON
e+
TO
MICRO
COMPUTER
SECTION
B+
POWER
TRANSFORMER
VOL. REG,
RECT
Q5i7,518
0533
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