Sony MZ-S1 service manual 777 AD, 778 AD, 779 AD, 865 ###S, 866 ###S, 867 ###S, 781 AD, 868 ###S

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MZ-S1

23)Adjust with the [VOL +] key (adjusted value up) or [VOL --]key (adjusted value down) so that the adjusted value becomes 5B.

24)Press the X key to write the adjusted value.

25)Select manual mode of the test mode, and set item number 777 (see page 16).

Set LCD display

777AD **

**: Adjusted value

26)Adjust with the [VOL +] key (adjusted value up) or [VOL --]key (adjusted value down) so that the adjusted value becomes 7B.

27)Press the X key to write the adjusted value.

28)Select manual mode of the test mode, and set item number 778 (see page 16).

Set LCD display

778AD **

**: Adjusted value

29)Adjust with the [VOL +] key (adjusted value up) or [VOL --]key (adjusted value down) so that the adjusted value becomes 7D.

30)Press the X key to write the adjusted value.

31)Select manual mode of the test mode, and set item number 779 (see page 16).

Set LCD display

779AD **

**: Adjusted value

32)Adjust with the [VOL +] key (adjusted value up) or [VOL --]key (adjusted value down) so that the adjusted value becomes 7F.

33)Press the X key to write the adjusted value.

34)Select manual mode of the test mode, and set item number 781 (see page 16).

Set LCD display

37)Select manual mode of the test mode, and set item number 865 (see page 16).

Set LCD display

865###S**

###: Address

**: Adjusted value

38)Adjust with the [VOL +] key (adjusted value up) or [VOL --]key (adjusted value down) so that the adjusted value becomes 2C.

39)Press the X key to write the adjusted value.

40)Select manual mode of the test mode, and set item number 866 (see page 16).

Set LCD display

866###S**

###: Address

**: Adjusted value

41)Adjust with the [VOL +] key (adjusted value up) or [VOL --]key (adjusted value down) so that the adjusted value becomes B9.

42)Press the X key to write the adjusted value.

43)Select manual mode of the test mode, and set item number 867 (see page 16).

Set LCD display

867###S**

###: Address

**: Adjusted value

44)Adjust with the [VOL +] key (adjusted value up) or [VOL --]key (adjusted value down) so that the adjusted value becomes C9.

45)Press the X key to write the adjusted value.

46)Select manual mode of the test mode, and set item number 868 (see page 16).

Set LCD display

781AD **

**: Adjusted value

35)Adjust with the [VOL +] key (adjusted value up) or [VOL --]key (adjusted value down) so that the adjusted value becomes 81.

36)Press the X key to write the adjusted value.

868###S**

###: Address

**: Adjusted value

47)Adjust with the [VOL +] key (adjusted value up) or [VOL --]key (adjusted value down) so that the adjusted value becomes 80.

48)Press the X key to write the adjusted value.

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Contents Specifications MZ-S1MZ-S1 InputsDiagrams Table of ContentsDisassembly Flexible Circuit Board RepairingMZ-S1 Section Servicing Notes Optical PICK-UP Flexible BoardSystem requirements MZ-S1 Section General Looking at the controlsMZ-S1 Section Disassembly Disassembly FlowCase Lower Section Buckle Upper ASSY, Battery Case LID Case Upper Section Mechanism Deck MT-MZN707-177SET Chassis Assy Main BoardOP Service Assy LCX-5R Gear SA Screw M1.4Holder Assy DC Motor Sled M602Ornament R, Switch Unit MZ-S1 Section Test Mode V1.100Transition Method in Manual Mode Configuration of Test ModeManual Mode Manual000 063BCC 000 C68SCC000 0FEJCC 000 025ACCSetting Method of Reset The Error Display Code Reset the Error Display CodeDescription of Error Indication Codes Description of Indication History004 Sound Skip Check Result Display Mode000 P**R 004 FF021 ###SCC ResetMZ-S1 Section Electrical Adjustments ResOK?771 AD 336 ###S741 AD 772 AD779 AD 777 AD778 AD 865 ###S873 ###S 871 ###S872 ###S 874 ###S766 AD 764 AD765 AD 767 AD011 ###S Laser Power CheckLaser 012 ###SIC501 Main Board Component SideOfst AssyAssy11 OfstOKCD OK CD and MO Overall Adjustment Items000 *** NG MO OK043 Res Resume Clear Setting Method043 ###S00 ResClrPre-Check PreparationServicing Notes Rewriting the Patch DataMZ-S1 MZ-S1 Section Diagrams Block Diagram SERVO/USB SectionBlock Diagram Audio Section Block Diagram DISPLAY/KEY CONTROL/POWER Supply Section Switch & LCD MuduleLead Layouts Semiconductor Location Main BoardIC801 Components identified by mark 0or dotted F2MW Schematic Diagram Main Board 3/4 See page 42 for Waveforms 38 B5Tckd Waveforms 22.7 ∝ sIC Block Diagrams IC301 AK5354VT-E2 IC302 TA2131FL ELIC501 SN761057ADBT IC551 SC111258FCR2 IC601 XPC18A22AFCR2 IC901 XPC18A32FCR2 IC PIN Function Description DVDD0 DRAMVSS0DVSS0 SSB DataTrst KCSKDI VG CTLWK DET LCD RSTVbus DET REC KEYDavdd OscoVsiosc VreflIFVDD3 DVSS3DVDD3 IFVSS3Flashvdd EVAFlashvss Section Exploded Views Chassis section Case lower sectionChassis Section MT-MZN707-177 Main board sectionMain Board Section 101 106 105 104 102 103 107170 Case Lower171 213 204 205 206 207 212 208 203 202 209 210 201 211 302 308 306 303307 304 305 309 310 301311 352 351 358 357 356 355354 359 361 360 363Section Electrical Parts List MZ-S1 MainCAP-CHIP XPC18A22AFCR2 Switch OPEN/CLOSE Detect Line Filter Memo Revision History

MZ-S1 specifications

The Sony MZ-S1 is a portable MiniDisc recorder that reflects Sony's commitment to innovation in the realm of digital audio technology. Launched in the early 2000s, this model stood out for its sophisticated design and advanced features, catering to audiophiles and casual listeners alike. The MZ-S1 was particularly popular for its ability to record audio in a compact format, making it an attractive option for those who desired high-quality sound in a portable package.

One of the defining characteristics of the MZ-S1 is its use of MiniDisc technology, which allowed users to record and store audio with impressive sound quality. It leveraged Sony’s ATRAC (Adaptive Transform Acoustic Coding) compression, ensuring that recordings maintained clarity while efficiently utilizing disk space. The MZ-S1 supported various recording modes, including SP (Standard Play) and LP (Long Play), providing flexibility in terms of sound quality and recording duration. This capability made the MZ-S1 an ideal choice for musicians looking to record rehearsals, as well as for consumers wanting to create custom playlists.

The MZ-S1 features a sleek, compact design that embodies the portability and aesthetics of early 2000s electronics. Its user-friendly interface is complemented by an LCD display that provides essential information such as track numbers, remaining recording time, and battery life. Additionally, the MZ-S1 was equipped with various connectivity options, including a line-in for direct recording from external sources and a headphone jack with volume control for private listening.

Powering the device was a rechargeable battery, which allowed for extended use without the need for constant replacements. The MZ-S1 also featured a durable construction, appealing to users who needed a reliable audio recorder for travel or outdoor use. This model proved particularly popular among students, journalists, and music enthusiasts, as its compact size and high-quality output made it an indispensable tool for capturing audio on the go.

Moreover, the MZ-S1 allowed users to edit tracks directly on the device, facilitating seamless transitions between recordings. With its blend of innovative features, robust technology, and portable design, the Sony MZ-S1 remains a noteworthy piece of audio equipment, encapsulating an era of digital audio evolution that paved the way for modern music consumption.
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