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3. BLOCK DIAGRAM FOR DA-P20
'osition | Position
DIGITAL IN
= O
-
sensor.
|./Sensor
sensor
.
D
Relay ON/OFF
0
pieitaLout | 3
—
REC VR(RI
Selector
-
ro |
PCM56
256K
<i
_ _ _
DIGITAL IN
:
f)
can
PS RAM
7
LINE IN(R)
0
ot
<4
-
o
|
Pre-
o
<q
1
Emphasis
|_.~~°
_ LPF (R)
:
mo
28MHZ
MIC (R)
-
>.
n
MicAm
—!
rae
(ON-OFF)
S
LINE OUT (R)
re
Pa
PIWD adjustment VR
ig
Compensation
Offset servo(R)
TC110GO8AF
HD62004A
HD62014A
ON/OFF
a
:
(Digital VO and
(Signal
(Servo
CN
udio Interface)
processing)
modulation and
Y
<i
;
demodulation)
;
PHONES
.
.
Saar
ee
Offset servo(L)
a
ee
Cy
>
;
:
POST pee
:
'
Compensation
Dew
:
(ON/OFF)
sensor | | ;
{1
CY
LINE OUT)
Le
—
|
|
(ON/OFF!
hole sensor
|
MUTE
|
J
i
A
eeu
3 4MHz
pPD75312
(a
Teo]
REC level VR
|S Come
|
|
i
|
MIC(L)
i
| REC VR(L)
2
DIGITAL IN ON/OFF
+VAA
+VMB
+VA(+7V)
O
> end
in >
o
yy
RyP
Changing
detection
PILOT
detection
Ni-Cd
(46V)
Envelope
DNG
:
SYNC
detection
CNT
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