Aiwa CDC-X30MP User Manual download pdf (Page 35)

CDC-R30MP/X30MP

IC351 BA5983FP (SERVO Board)

4-14. IC BLOCK DIAGRAMS

IC302 SN74AHCT

(SERVO Board)

IC511 PQ1CZ21H2ZP (SERVO Board)

IC151 SAA6579T-T (MAIN Board)

16 15 14 13 12 11 10 9

1 2 3 4 5 6 7 8

TEST LOGIC AND OUTPUT

SELECTOR SWITCH

CL T57 XOUT XIN GNDVDD MODETEST

QUAL RDDA VREF MUX GND

VP1

VDD SCOUTCIN

QUALITY BIT

GENERATOR

OSCILLATOR

AND

DIVIDER

RECONSTRUCTION

FILTER

57kHz

BANDPASS

(8TH ORDER)

CLOKED

COMPARATOR

COSTAS LCOP

VARIABLE AND

FIXED DIVIDER

DIFFERENTIAL

DECODER

CLOCK REGENERATION

AND SYNC

REFERENCE

VOLTAGE

BIPHASE

SYMBOL

DECODER

ANTI-

ALIASING

FILTER

VO1+

VO1-

LEVEL

SHIFT

VO2+

VO2-

POWVCC1

STBY1

OPOUT2

OPIN2-

OPIN2+

OPOUT1

OPIN1-

OPIN1+

GND

VO4+

VO4-

VO3+

VO3-

POWVCC2

STBY2

OPOUT3

OPOUT4

OPOUT3-

OPOUT4-

OPIN3+

OPIN4+

25 26 2721

GND

LEVEL

SHIFT

STANDBY

CH1,2,3

LEVEL

SHIFT

LEVEL

SHIFT

STANDBY

CH4

CH3

CH1 CH2

VCC

BIASIN

VCC

GND

5 4 3

ON/OFF

CIRCUIT

OVERHEAT

DETECTION CIRCUIT

OVERHEAT

DETECTION CIRCUIT

CONSTANT

VOLTAGE CIRCUIT

ERROR AMP

PWM AMP

VREF

OSCILLATOR

2 1

ON/OFF V REF GND V OUT V IN

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 51 52

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Aiwa CDC-X30MP User Manual Page 35

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