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IC BLOCK DIAGRAM
1 101
AN7213
IC 701
LA4500
LA 4500
NF
TSO CONTROL PHASE
COMPENSATION
SW DIST
POWER GND
(4)
C)
((emmn('5)
rei
SW
DISTORTION
nang
a
Pa
=
2
4
IDLING CIRCUIT
ge iat
TDS PROTECTION ens
cy
|
a
CONSTANT CURRENT
PRE
GND
BIAS
CIRCUIT
2
I
8S CIRCUIT
(1) vee
| es crrcurr |
CIRCUIT
pit
Ges
Ic 201
AN 7220 B
INEVT
+
(4) out Put
a ee
7
(9)
en)
%
NF
DC(A)
PHASE
COMPENSATION
Sw DIST
IC 801
AN6610
AN6610
'ation Circuit
1C301
UPC1197C
UPC
1197C
=
,
a
CONPARATOR
19 kHz
ible
Starting Torque
Current Division
.C.0.
LPF.
LPF.
IN
MONITOR
LPF.
LPF.
V.C.0, STO!
pI
Compensating Circuit
Circuit
Constant—Current Circuit
L
PHASE
CONPARATOR
VOLTAGE
STABILIZER
Vee
CONPO
PRE AMP
L,CH OUT
R,CH OUT
LAMP
GND
DETACHMENT
ouT
ORIVER
ADJUST
1C401
UPC1228C
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