Technics QUARTZ SL-MA1 - Page 17

SL-MA1
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HORIZONTAL CONTROL CIRCUIT
Det. coil
Servo amp.
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REFERENCE
VOLTAGE
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CIRCUIT
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Vertical
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VR303
Anti —skating
control
RECORD SIZE DETECTION
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INVERSE ELECTROMOTIVE
VOLTAGE DETECTION CIRCUIT
@ TURNTRABLE
Start -
Speed command
1C201(174) © Speed
& Clock
frequency adj.
CONTROL CIRCUIT
12Vv
Servo amp.
IC301 (174)
Speed det amp.
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IC
301
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Regulator
1C402
12V
LED drive
Filter
amp.
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ARM POSITION
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CIRCUIT
INITIAL VALUE
SETTING CIRCUIT
12Vv
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LED drive
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Cartridge
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20msec.
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(4.193MHz)
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FG coil
l2v
Muting relay
12Vv
04
(POWER)
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