Sony MZ-NF610 service manual MO overall adjustment items

Page 29

MZ-NF610

Item No.

Description

522Two-axis sensitivity (outer position)

300HPIT setting . servo OFF

2.MO overall adjustment items

Item No.

Description

 

 

716

VC,VR power supply H/L selection

 

 

100

R_GRV setting . servo OFF

 

 

Low reflection electrical offset adjustment

 

 

112

Laser ON . Focus UP vc correction

 

 

ALFA offset adjustment

 

 

113

IJ offset adjustment

 

 

114

FE offset adjustment

 

 

118

Wpp denominator offset adjustment

 

 

LPIT adjustment

 

 

200

LPIT setting . servo OFF

 

 

561

SLED inward movement

 

 

220

Focus servo ON

 

 

224

TE offset adjustment 1

 

 

221

TE gain adjustment

 

 

224

TE offset adjustment 1

 

 

232

TE offset adjustment 2

 

 

230

Tracking servo ON

 

 

236

ABCD gain adjustment

 

 

237

KF gain correction

 

 

238

RF gain adjustment

 

 

244

Focus gain adjustment

 

 

245

Tracking gain adjustment

 

 

READ GRV adjustment 1

 

 

100

R_GRV setting . servo OFF

 

 

562

SLED outward movement

 

 

120

Focus servo ON

 

 

122

TON offset adjustment

 

 

121

TE gain adjustment

 

 

122

TON offset adjustment

 

 

123

TEIN offset adjustment

 

 

124

TWPP offset adjustment 1

 

 

130

Tracking servo ON

 

 

131

TWPP offset adjustment 1

 

 

136

ABCD gain adjustment

 

 

137

KF gain correction

 

 

139

ADIP BPF f0 adjustment

 

 

144

Focus gain adjustment

 

 

145

Tracking gain adjustment

 

 

134

TWPP gain adjustment

 

 

131

TWPP offset adjustment 1

 

 

132

TWPP offset adjustment 2

 

 

149

TWPP OP offset adjustment

 

 

WRITE GRV adjustment

 

 

410

HEAD DOWN . GRV servo ON

 

 

420

READ WRITE selection

 

 

421

TE gain adjustment

 

 

423

TEIN offset adjustment

 

 

430

Tracking servo ON

 

 

431

TWPP offset adjustment 1

 

 

436

ABCD gain adjustment

Item No.

Description

 

 

444

Focus gain adjustment

 

 

445

Tracking gain adjustment

 

 

434

TWPP gain adjustment

 

 

431

TWPP offset adjustment 1

 

 

432

TE offset adjustment 2

 

 

449

TWPP OP offset adjustment

 

 

410

READ WRITE selection

 

 

411

TWPP offset adjustment 1

 

 

412

TE offset adjustment 2

 

 

418

TWPP OP offset adjustment

 

 

490

HCLV LCLV selection process

 

 

450

HEAD DOWN . GRV servo ON

 

 

460

READ WRITE selection

 

 

461

TE gain adjustment

 

 

463

TEIN offset adjustment

 

 

470

Tracking servo ON

 

 

471

TWPP offset adjustment 1

 

 

476

ABCD gain adjustment

 

 

484

Focus gain adjustment

 

 

485

Tracking gain adjustment

 

 

451

TWPP offset adjustment 1

 

 

452

TE offset adjustment 2

 

 

460

READ WRITE selection

 

 

470

Tracking servo ON

 

 

474

TWPP gain adjustment

 

 

471

TWPP offset adjustment 1

 

 

472

TE offset adjustment 2

 

 

489

TWPP OP offset adjustment

 

 

450

WRITE READ selection

 

 

451

TWPP offset adjustment 1

 

 

452

TE offset adjustment 2

 

 

458

TWPP OP offset adjustment

 

 

448

30 sec continuous REC

 

 

400

GRV setting . servo OFF . HEAD UP

 

 

READ GRV adjustment 2

 

 

120

Focus servo ON

 

 

130

Tracking servo ON

 

 

138

RF gain adjustment

 

 

141

FOCUS_BIAS

 

 

035

Stray light offset measurement

 

 

100

R_GRV setting . servo OFF

 

 

29

Image 29
Contents MZ-NF610 MZ-NF610 Battery lifeOn power sources Flexible Circuit Board RepairingSystem requirements Section Servicing NotesMZ-NF610 Looking at controls Section GeneralDisassembly Flow Section DisassemblyUpper Panel Section Case LowerMain Board LCD Module, Button ControlSet Chassis Assy Mechanism Deck MT-MZN710-177Screw M1.4 Pull off lead screw Rack spring OP Service Assy LCX-5RDC Motor Sled M602 Holder AssyGear HA Setting Method of Test Mode Section Test ModeOperation in Setting the Test Mode Releasing the Test ModeTransition Method in Manual Mode Configuration of Test ModeManual Mode Self-Diagnosis Result Display Mode Setting Method Overall Adjustment ModeSelf-Diagnosis Result Display Mode Description of Error Indication Codes Reset the Error Display CodeSetting Method of Reset the Error Display Code Description of Indication HistorySetting Method of Sound Skip Check Result Display Mode Sound Skip Check Result Display ModeCause of Sound Skip Error Setting Method of Key Check ModeSET OK Section Electrical Adjustments Adjustment and Connection Location Main board Digital voltmeter Main board TP1909 REGO1 TP1311 GND Adjustment Method of Vrechigh Head Motor item number Adjustment Method of Vreclow X2 speed item numberAdjustment Method of Vrecmiddle X4 speed item number Adjustment Method of Chgvlow item numberAdjustment Method of Chgilow Charge current item number Adjustment Method of Chgvhigh item numberAdjustment Method of Chgihigh Charge current item number Adjustment/checking and Connection Location Key Power Supply Adjustment Auto Item FeedConfiguration of power supply adjustment auto item feed Configuration of Overall Adjustment Mode Laser Power CheckConnection Checking methodOverall Adjustment Mode Title Display CD and MO Overall Adjustment Items Adjustment Method of CD and MO Overall Adjustment ModeOverall Adjustment error message MO overall adjustment items Remuse Clear Resume Clear Setting MethodPreparation Rewriting the Patch Data at Replacement of Main BoardPre-check Rewriting the Patch DataMZ-NF610 MZ-NF610 MZ-NF610 Rewriting the NV values How to get the application NVWriter for NV values rewritingRewriting the NV values MZ-NF610 MZ-NF610 MZ-NF610 Block Diagram Section DiagramsSurface WaveformsSemiconductor Location Printed Wiring Board Main Board Side a Uses unleaded solderSide B Printed Wiring Board Main Board Side B Uses unleaded solderXPC18A22AEPR2 Schematic Diagram Main Board 2/4 Ioad HP OUT IC361 TA2131FL EL IC Block Diagrams IC302 AK5354VT-E2IC501 SN761058AZQLR IC601 XPC18A22AEPR2 IC701 SC111258EPR2 IC901 SC901580EPR2 Pin No Pin Name Description IC Pin Function DescriptionKrck Chgadsel Uosci DVSS0 Msak Case Section SectionExploded Views MT-MZN710-177 Not supplied Main board section Chassis Section101 105 106 102 103 107 104 Main Board Section311 Mechanism Deck MT-MZN710-177 301302 308 306 303307 304 305 309 310 356 359 355 Mechanism Deck MT-MZN710-177 358 357 365354 352 351Main Electrical Parts ListTantalum Fuse SMD R312 RES-CHIP 16W R315 218-990-11 Metal Revision History

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.