MZ-NF610

Pin No.

Pin Name

I/O

 

 

 

 

 

Description

 

 

 

 

 

 

 

 

 

 

 

 

51

ADDT

I

Data input from the external A/D converter

 

 

 

 

 

 

 

 

 

 

 

52

KRCK

O

L/R sampling clock (44.1KHz) output to the external A/D converter

 

 

 

 

 

 

 

 

 

53

XBCK

O

Bit clock (2.8224MHz) output to the external A/D converter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

54

FS256

O

11.2896MHz clock output

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

55

NC

O

Filter cutoff control signal output

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

56

NC

I

Clock input from the external VCO

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

57

LRCKI

I

Input terminal for the PCM data I/F/ ATRAC data I/F

Not used (open)

 

 

 

 

 

 

 

58

XBCKI

I

Input terminal for the PCM data I/F/ ATRAC data I/F

Not used (open)

 

 

 

 

 

 

 

59

DATAI

I

Input terminal for the PCM data I/F/ ATRAC data I/F

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

60

NC

Ñ

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

61

EXCS

O

Chip select signal output teminal for the external SDRAM

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

62, 63

NC

Ñ

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

64 to 66

MNT0 to 2

O

DSP monitor (0) to (2) output terminal

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

67

MNT3

O

DSP monitor (3) output terminal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

68

SENS

O

DSP internal status (DSP SENS monitor) signal output terminal

Not used (open)

 

 

 

 

 

 

 

 

 

 

69

TX

O

Record data output enable signal output

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

70

RECP

O

Laser power changeover signal output

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

71

EFMO

O

EFM encode data output for the record to the REC driver

 

 

 

 

 

 

 

 

 

 

 

 

72

TFMCK

I

FMCK signal input Not used (connected to the ground)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

73

OFTRK

I/O

Tracking signal input/output

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

74

XSKH

O

L circuit signal output

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

75

XSKL

O

K-SHOCK circuit signal output

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

76

DCLSOUTL

O

PWM modulator signal output for the D class headphone amplifier

Not used (open)

 

 

 

 

 

 

 

77

DCLSOUTR

O

PWM modulator signal output for the D class headphone amplifier

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

78 to 85

TD0 to 7

Ñ

TigerI/F data 0 to 7 terminal

Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

86

TREQ

Ñ

TigerI/F REQUEST terminal

Not used (connected to the ground)

 

 

 

 

 

 

 

 

 

 

87

TACK

Ñ

TigerI/F ACK terminal

Not used (connected to the ground)

 

 

 

 

 

 

 

 

88

PAUSE_KEY

I

Pause key detection input terminal from the switch & liquid crystal display module

 

 

 

 

 

 

89

PROTECT

I

Detection signal input terminal of the record check claw from the protect detection switch

ÒHÓ: protect

 

 

 

 

 

 

 

 

 

90

OPT_DET

I

DIN plug detection signal input

ÒHÓ: DIN plug detect

 

 

 

 

 

 

 

 

 

 

 

91

XJACK_DET

I

LINE IN plug detection signal input

ÒLÓ: LINE or OPT plug detect

 

 

 

 

 

 

 

 

92

XMIC_DET

I

Microphone plug detection signal input

ÒLÓ: microphone plug detect Not used (open)

 

 

 

 

 

 

93

OPEN_CLOSE_SW

I

Open/close detection switch of the upper panel input terminal

ÒLÓ: when upper panel close

 

 

 

 

 

 

 

 

 

94

XCS_ADC

O

Chip select signal output to the A/D converter

 

 

 

 

 

 

 

 

 

 

 

 

 

95

XPD_ADC

O

Power supply control signal output to the A/D converter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

96

CHG_CTL

O

Charge ON/OFF control signal output

 

 

 

 

 

 

 

 

 

 

 

 

 

97

LCD_RST

O

Reset control signal output to the liquid crystal display module

 

 

 

 

 

 

 

 

98

XMUTE

O

Analog muting control signal output to the headphone amplifier

ÒLÓ: muting ON Not used (open)

 

 

 

 

 

 

 

 

99

XPATCH

I

Patch function detection terminal

ÒLÓ: patch function

(fixed at

ÒLÓ in this set)

 

 

 

 

 

 

100

SI0

I

Serial data input from the nonvolatile memory and liquid crystal display module

 

 

 

 

 

101

SO0

O

Serial data output to the nonvolatile memory, A/D converter, liquid crystal display module and power control

 

 

 

 

102

SCK0

O

Serial clock output to the nonvolatile memory, A/D converter, liquid crystal display module and power control

 

 

 

 

 

 

103

XGUM_ON

I

Rechargeable battery detection switch input terminal

ÒLÓ: rechargeable battery in detect

Not used (open)

 

 

 

 

 

 

 

104

BEEP

O

Beep sound control signal output to the headphone amplifier

 

 

 

 

 

 

 

 

 

105

XOPT_CTL

O

Power supply ON/OFF control signal output for the DIN PD drive

 

 

 

 

 

 

 

 

 

106

XHP_STBY

O

Power supply control signal output to the headphone amplifier

 

 

 

 

 

 

 

 

 

107

AOUT_SEL

O

HP/LINE changeover signal output to the headphone amplifier

Not used (open)

 

 

 

 

 

 

 

108

REC_OPR_LED

O

LED ON/OFF control signal output for the REC display

Not used (open)

 

 

 

 

 

 

 

109

MDVCC_CTL

O

Power supply control signal output for the OP modulation

Not used (open)

 

 

 

 

 

 

110

OPVCC_CTL

O

Power supply control signal output for the OP laser Not used (open)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

53

Page 53
Image 53
Sony MZ-NF610 service manual Krck

MZ-NF610 specifications

The Sony MZ-NF610 is a standout portable mini disc player and recorder that epitomizes the innovation synonymous with Sony in the early 2000s. Released as part of the Net MiniDisc series, it offered a convenient way to manage and enjoy music on the go. While the popularity of digital downloads and streaming services has eclipsed physical media formats, the MZ-NF610 remains a nostalgic piece of technology that reflects a unique era in personal audio.

One of the main features of the MZ-NF610 is its large storage capacity, leveraging the MiniDisc format to offer up to 1GB of data storage on each disc. This allows music enthusiasts to store multiple albums or hours of music in a compact form. The device supports LP2 and LP4 recording modes, which not only provide flexibility in recording quality but also enhance the total recording time, making it ideal for long journeys or extensive music libraries.

The MZ-NF610 showcases SONY’s exceptional ATRAC3 encoding technology, which compresses audio files while preserving sound quality. This technology enables users to transfer music from CD directly to MiniDisc with impressive fidelity. Additionally, with its USB connection, the MZ-NF610 provides a seamless way to transfer music files from a computer, further enhancing its usability.

An important characteristic of the MZ-NF610 is its design. This model is compact, lightweight, and equipped with an easy-to-use interface, making it perfect for portability. The ergonomically designed controls simplify navigation through tracks and menus, while the backlit LCD display ensures visibility in various lighting conditions.

Battery life is another notable feature of the MZ-NF610, with the ability to run for long periods on a single charge. The player is powered by a rechargeable lithium-ion battery, which enhances its eco-friendliness and eliminates the need for disposable batteries.

Overall, the Sony MZ-NF610 is a remarkable combination of portability, audio quality, and user convenience. It highlights Sony’s commitment to pushing the boundaries of personal audio technology, making it a cherished collector's item for those who appreciate the charm of MiniDisc players. Even in an age dominated by digital streaming, the MZ-NF610 stands as a testament to the enduring appeal of physical media and the nostalgic experience it provides.