Sony MDS-PC3 User Manual

Page 51

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51

Function

Pin No.

Pin Name

I/O

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96 to 98

99

100

MVCI

ASYO

ASYI

AVDD

BIAS

RFI

AVSS

PCO

FILI

FILO

CLTV

PEAK

BOTM

ABCD

FE

AUX1

VC

ADIO

AVDD

ADRT

ADRB

AVSS

SE

TE

DCHG

APC

ADFG

F0CNT

XLRF

CKRF

DTRF

APCREF

TEST0

TRDR

TFDR

DVDD

FFDR

FRDR

FS4

SRDR

SFDR

SPRD

SPFD

FGIN

TEST1 to TEST3

DVSS

EFMO

Clock input from an external VCO (Fixed at “L”)

Playback EFM duplex signal output

Playback EFM comparator slice level input

+3V power supply (Analog)

Playback EFM comparator bias current input

Playback EFM RF signal input

Ground (Analog)

Phase comparison output for the recording/playback EFM master PLL

Filter input for the recording/playback EFM master PLL

Filter output for the recording/playback EFM master PLL

Internal VCO control voltage input for the recording/playback EFM master PLL

Light amount signal peak hold input from the CXA2523AR

Light amount signal bottom hold input from the CXA2523AR

Light amount signal input from the CXA2523AR

Focus error signal input from the CXA2523AR

Auxiliary A/D input

Middle point voltage (+1.5V) input from the CXA2523AR

Monitor output of the A/D converter input signal (Not used)

+3V power supply (Analog)

A/D converter operational range upper limit voltage input (Fixed at “H”)

A/D converter operational range lower limit voltage input (Fixed at “L”)

Ground (Analog)

Sled error signal input from the CXA2523AR

Tracking error signal input from the CXA2523AR

Connected to +3V power supply

Error signal input for the laser digital APC (Fixed at “L”)

ADIP duplex FM signal input from the CXA2523AR (22.05 ± 1 kHz)

Filter f

0

control output to the CXA2523AR

Control latch output to the CXA2523AR

Control clock output to the CXA2523AR

Control data output to the CXA2523AR

Reference PWM output for the laser APC

PWM output for the laser digital APC (Not used)

Tracking servo drive PWM output (–)

Tracking servo drive PWM output (+)

+3V power supply (Digital)

Focus servo drive PWM output (+)

Focus servo drive PWM output (–)

176.4 kHz clock signal output (X’tal) (Not used)

Sled servo drive PWM output (–)

Sled servo drive PWM output (+)

Spindle servo drive PWM output (–)

Spindle servo drive PWM output (+)

Test input (Fixed at “L”)

Ground (Digital)

EFM output when recording

I (S)

O

I (A)

I (A)

I (A)

O (3)

I (A)

O (A)

I (A)

I (A)

I (A)

I (A)

I (A)

I (A)

I (A)

O (A)

I (A)

I (A)

I (A)

I (A)

I (A)

I (A)

I (S)

O

O

O

O

O

O

O

O

O

O

O

O

O

O

O

I (S)

I

O

• Abbreviation

EFM: Eight to Fourteen Modulation
PLL : Phase Locked Loop
VCO: Voltage Controlled Oscillator

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