Sony MZ-S1 service manual IC PIN Function Description

Page 48

MZ-S1

6-11. IC PIN FUNCTION DESCRIPTION

•IC501 SN761057DBT (RF AMP, FOCUS/TRACKING ERROR AMP)

Pin No.

Pin Name

I/O

Description

 

 

 

 

1

TE

O

Tracking error signal output to the system controller

 

 

 

 

2

REXT

—

Connect terminal to the external resistor for the ADIP amplifier control

 

 

 

 

3

WPP-LPF

—

Connect terminal to the external capacitor for the TPP/WPP low-pass filter

 

 

 

 

4

VREF

O

Reference voltage output terminal

 

 

 

 

5

C

I

Signal (C) input from the optical pickup detector

6

D

I

Signal (D) input from the optical pickup detector

7

D-C

I

Signal (D) input from the optical pickup detector (AC input)

 

 

 

 

8

IY

I

I-V converted RF signal (IY) input from the optical pickup detector

 

 

 

 

9

IX

I

I-V converted RF signal (IX) input from the optical pickup detector

 

 

 

 

10

JX

I

I-V converted RF signal (JX) input from the optical pickup detector

 

 

 

 

11

JY

I

I-V converted RF signal (JY) input from the optical pickup detector

12

A

I

Signal (A) input from the optical pickup detector

13

A-C

I

Signal (A) input from the optical pickup detector (AC input)

 

 

 

 

14

B

I

Signal (B) input from the optical pickup detector

 

 

 

 

15

TON-C

—

Connect terminal to the external capacitor for TON hold

 

 

 

 

16

CIG

—

Connect terminal to the external capacitor for the low-pass filter of NPP divider

denominator

 

 

 

 

 

 

 

17

CDN

—

Connect terminal to the external capacitor for the low-pass filter of CSL divider

denominator

 

 

 

 

 

 

 

18

PD-NI

I

Light amount monitor input terminal (non-invert input)

 

 

 

 

19

PD-I

I

Reference PWM signal input for the laser automatic power control from the system controller

20

PD-O

O

Light amount monitor output terminal

21

ADFG

O

ADIP duplex FM signal (22.05kHz ± 1kHz) output to the system controller

22

DVDD

—

Power supply terminal (+2.3V) (digital system)

 

 

 

 

23

SBUS

I/O

SSB serial data input/output with the system controller

 

 

 

 

24

SCK

I

SSB serial clock signal input from the system controller

 

 

 

 

25

XRST

I

Reset signal input from the system controller “L”: reset

 

 

 

 

26

OFTRK

I

Off track signal input terminal Not used

27

DGND

—

Ground terminal (digital system)

28

BOTM

O

Bottom hold signal output of the light amount signal (RF/ABCD) to the system controller

 

 

 

 

29

PEAK

O

Peak hold signal output of the light amount signal (RF/ABCD) to the system controller

 

 

 

 

30

VREF075

—

Connect terminal to the external capacitor for the internal reference voltage

 

 

 

 

31

VC

O

Middle point voltage (+1.2V) generation output terminal

 

 

 

 

32

CCSL2

—

Connect terminal to the external capacitor for the TPP/WPP low-pass filter

33

RF OUT

O

Playback EFM RF signal output to the system controller

34

AGND

—

Ground terminal (analog system)

 

 

 

 

35 to 37

EQ, LP, PS

—

Connect terminal to the external capacitor for the RF equalizer

 

 

 

 

38

AVCC

—

Power supply terminal (+2.3V) (analog system)

 

 

 

 

39, 40

OFC-2, OFC-1

—

Connect terminal to the external capacitor for the RF AC coupling

 

 

 

 

41

ABCD

O

Light amount signal (ABCD) output to the system controller

42

FE

O

Focus error signal output to the system controller

43

S-MON

O

Servo signal monitor output to the system controller

 

 

 

 

44

ADIP-IN

I

ADIP duplex FM signal (22.05kHz ± 1kHz) input terminal Not used

 

 

 

 

48

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Contents Specifications MZ-S1MZ-S1 InputsTable of Contents DisassemblyDiagrams 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 V1.100Configuration of Test Mode Manual ModeTransition Method in Manual Mode Manual000 C68SCC 000 0FEJCC000 063BCC 000 025ACCReset the Error Display Code Description of Error Indication CodesSetting Method of Reset The Error Display Code Description of Indication HistorySound Skip Check Result Display Mode 000 P**R004 004 FFReset MZ-S1 Section Electrical Adjustments021 ###SCC ResOK?336 ###S 741 AD771 AD 772 AD777 AD 778 AD779 AD 865 ###S871 ###S 872 ###S873 ###S 874 ###S764 AD 765 AD766 AD 767 ADLaser Power Check Laser011 ###S 012 ###SIC501 Main Board Component SideAssy Assy11Ofst OfstOKCD and MO Overall Adjustment Items 000 *** NGCD OK MO OKResume Clear Setting Method 043 ###S00043 Res ResClrPreparation Servicing NotesPre-Check 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 DRAMVSS0 DVSS0DVDD0 SSB DataKCS KDITrst VG CTLLCD RST Vbus DETWK DET REC KEYOsco VsioscDavdd VreflDVSS3 DVDD3IFVDD3 IFVSS3EVA FlashvddFlashvss Section Exploded Views Chassis section Case lower sectionChassis Section MT-MZN707-177 Main board sectionMain Board Section 101 106 105 104 102 103 107Case Lower 170171 213 204 205 206 207 212 208 203 202 209 210 201 211 301 302 308 306 303307 304 305 309 310311 358 357 356 355 354352 351 359 361 360 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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