Sony MZ-E505 service manual 1RT 1FT 1FF 1RF

Page 28

MZ-E505

6-5. SCHEMATIC DIAGRAM – MAIN Board (1/3) – • See page 25 for Waveform. See page 31 for IC Block Diagrams.

(1/3)

TE

 

 

 

 

 

 

C508

R525

 

 

 

 

 

 

 

 

0

 

 

 

 

 

 

 

1500p

 

 

 

 

 

 

 

 

 

 

 

CN501

 

 

 

 

RF AMP,

 

 

 

 

20P

R503 C501

 

 

FOCUS/TRACKING ERROR AMP

 

 

 

 

TRK-

1k

100p

 

 

 

 

 

 

 

 

TRK-

 

 

IC501

 

 

 

 

TRK+

 

 

 

 

SN761057ADBT

 

 

 

 

TRK+

 

 

 

 

 

 

 

 

S MON

FCS-

R501

 

 

TE

ADIP

 

 

FCS-

 

 

 

 

 

 

FCS+

33k

 

 

REXT

-IN

 

 

R526

FCS+

 

 

 

 

S-MON

 

 

 

 

 

 

 

 

0

FE

 

 

C502

0.033

 

WPP

 

 

 

AGND

 

 

FE

 

 

 

 

 

 

 

-LPF

 

 

 

ABCD

 

 

 

 

 

 

 

 

 

VREF

 

 

 

 

VREF

ABCD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C

 

 

 

 

C

OFC-1

 

C509 3300p

 

 

D

 

 

C503

D

OFC-2

 

 

 

AA1

 

 

D-C

 

 

 

 

 

IY

 

 

3300p

AVCC

 

 

 

 

AA2

 

 

AA1

 

IY

 

 

C510

10p

 

IX

 

 

 

 

PS

 

 

 

 

PD_S0

 

 

AA2

 

IX

LP

 

C511

10p

 

S0

 

 

AA3

 

 

C513

10p

 

LD-A

 

 

 

JX

EQ

 

 

 

 

AA4

 

 

 

 

 

LD-K

 

 

 

JY

AGND

 

 

 

 

 

 

 

 

 

 

 

 

AA3

 

 

AA5

 

A

 

 

 

 

 

JX

 

 

 

 

RF OUT

0.1

 

 

AA4

 

 

AA6

504C 3300p

A-C

C515

 

 

AA5

 

 

CCSL2

 

VREF MON

JY

 

 

 

 

 

 

 

 

A

 

 

 

 

B

VC

 

 

 

 

AA6

 

 

 

 

 

VREF

 

C516

0.1

 

B

 

 

 

 

TON-C

 

 

 

 

AA7

 

 

 

 

 

 

 

 

PEAK

 

 

C505

 

CIG

PEAK

 

 

 

MON

 

 

 

 

 

 

 

PD_S1

 

 

0.01

 

CDN

BOTM

 

 

 

BOTM

S1

 

 

AA7

 

 

 

 

 

AVCC

 

 

 

PD-NI

DGND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PD-I

OFTRK

 

 

XRF RST

 

 

 

 

 

PD-O

XRST

 

 

 

 

 

 

 

 

 

SSB CLK

 

 

 

C530

 

ADFG

SCK

 

 

 

 

 

 

 

 

 

 

 

 

 

2200p

 

 

 

 

SSB DATA

 

 

 

 

 

DVDD

SBUS

 

 

 

 

 

 

R505

 

 

 

 

 

 

 

 

 

 

2.2k

 

 

 

 

 

 

 

ADIP

 

 

 

 

 

 

 

 

 

 

 

C524

C527

R517

 

 

 

 

 

 

 

L503

10

 

 

 

 

 

 

 

0.033

2.2k

 

 

 

 

 

 

 

6.3V

 

 

 

 

 

 

 

10H

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R516

2.2k

R521

1

R519

100k

Q501

2SA1577 -T106-QR

AUTOMATIC

POWER

CONTROL

C529

10

6.3V

C620

0.1

BTS PH

RLC FF

PEE LS

NOL V

UN OC

X

 

 

 

D

 

 

 

 

LS

C519

3300p

 

 

 

 

 

C810

0.01

 

R806

 

 

S MON

 

 

 

 

 

 

 

 

 

 

 

 

 

100k

 

 

 

 

 

 

 

 

 

 

 

R804

VREF MON

 

 

 

 

47k

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SET KEY

 

 

 

 

 

 

 

XWK1

 

 

 

 

 

 

 

 

OPEN

 

 

 

 

 

C802

 

 

RMC KEY

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1

 

 

 

 

 

 

 

 

 

C609

 

 

 

 

X601

45.1584MHz

0.1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R603

150

C606

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

6.3V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C605

 

R602

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

C608

 

 

C607

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

0.1

 

1.0

 

 

 

 

 

 

 

 

 

C611

0.01

R605

10k

C610

10

C699

C612

0.47

 

 

 

 

 

R601

 

 

 

 

 

 

 

 

10

 

 

 

 

 

 

 

 

 

6.3V

 

 

 

R606

100k

 

 

 

 

 

 

 

 

 

 

 

C613

470p

 

 

 

 

 

 

R607

100k

 

 

 

R615

WS DLOHX

UN OCVCL

TSR FRX

VRD RMTST

VN SCX

ETU M

 

 

 

 

 

TAP601

 

 

 

 

 

(TEST)

 

 

 

RX

 

 

SYSTEM CONTROLLER

IC601

CXD2671-210GA

CSP(Chip Size Package)

 

 

XCS NV

1S D

0S D

R827

P

P

1M

 

 

BB1

 

 

BB2

 

 

BB3

XCS

VCC

 

SK

XBUSY

C808

 

 

0.1

DI

RST

 

DO

GND

 

 

 

 

IC801

AK6480BH-E2

EEPROM

BEEP

BB1

BB2

BB3

C807

0.047

LED R PWM

VC PWM

R807

 

3.3k

 

R808

 

3.3k

VL PWM

 

LED G PWM

C806

0.047

SSB CLK

SSB DATA

R618

470k

C601

0.1

3.3M

C618

1

R613

R612 R609

3.3k 220k

RMC DTCK

220

R614 1k

PEAK

C615

0.1BOTM

ABCD

C616

0.1FE

C619

0.1TE

IPD

A

R515

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2.2k

 

 

 

 

 

 

 

 

 

WN OM VLC

 

 

 

WN OC DLS

UN OM DLS

 

WN OM DLS

033.0 526C

1RT

1FT

1FF

1RF

UN OC VLC

MW PV LC

VN OC VLC

WN OC LVC

UN OM VLC

VN OM LVC

UN OC DLS

MW PD LS

VN OC DLS

VN OM DLS

C603

0.1

C604

0.1

B1

B2

B3

 

B4

(Page 30)

B6

B5

 

1A

A2

A3

A4

A5

6A

7A

8A

9A

10A

A11

(Page 29)

12A

28 28

Image 28
Contents NEW SpecificationsLCX-4E Table of Contents DisassemblyDiagrams Exploded ViewsSection Servicing Notes Flexible Circuit Board RepairingSilver Blue Pink Violet Section GeneralSection Disassembly Disassembly FlowBattery Case LID Case RearMain Board Upper Panel SectionSwitch Board Holder Assy ZMechanism Deck MT-MZE505-176 Bracket L Assy Bracket R AssyOptical PICK-UP LCX-4E DC SSM18B Motor Spindle M901DC Motor Sled M902 Setting the Test Mode Section Test ModeGeneral Manual XXXS5EOFEJ5E 011 063B5EOverall Adjustment Mode SELF-DIAGNOSTIC Display ModeSelf-diagnostic mode 001 1 AdrsClearing the error display code 000 P**P## 000 P**R00 000 EIB Stat Adrs BEmp 000 ######000 0F 000 FF 0FReset VclPWMRes NV CC Res OK?VlPWM VbADAssy11 OfstMO OK NoClock041 Res ResClrLED Voltage Adjustments 071 Red35H075 GRN35H LED voltage checkVred High luminosity RED voltage value item No LED voltage adjustment Section Diagrams Block DiagramWaveforms IC501 ed RF OUTSemiconductor Location Printed Wiring Board Main board Component SideComponent Side Printed Wiring Board Main board Conductor Side IC5511RT 1FT 1FF 1RF VI2 RMC Dtck IC Block Diagrams IC301 TA2131FL ELIC551 SC111258FCR2 XPC18A32FCR2 IC PIN Function Description SCS1 SI1SO1 SCK1Adio AVD2AVS2 AdrbSpdw DSPVDD2DSPVSS1 SpcuTEST1, TEST0 EVASSB Data SSB CLKXCS LCD LCD STBOPR LED G H REC OPR LEDSection Exploded Views Upper PANEL, Case Rear Section60 X-3381-109-1 Terminal Board ASSY, Battery Ornamental Belt SectionMechanism Deck Section MT-MZE505-176 314 313 312 311310 306 308 307 305 304 303 302 301Section Electrical Parts List MainMain BOARD, Complete Capacitor Ceramic ChipConnector DiodeDiode 1SS367-T3SONY Ferrite Bead FerriteSwitch Revision History

MZ-E505 specifications

The Sony MZ-E505 is a portable mini-disc player that emerged in the early 2000s as part of Sony's innovative move towards digital audio solutions. This compact device combines functionality, versatility, and cutting-edge technology, making it a popular choice among music enthusiasts. The MZ-E505 stands out due to its sleek design and impressive features, setting the standard for portable audio players of its time.

One of the main characteristics of the MZ-E505 is its lightweight design, weighing approximately 160 grams. Its portability is complemented by an elegant, user-friendly interface, which includes a simple set of buttons for easy navigation through tracks and folders. The device features a bright LCD display that shows essential information such as track number, time elapsed, and battery life, ensuring users remain informed while on the go.

The MZ-E505's standout feature is its mini-disc technology, allowing users to record and playback high-quality audio. Mini-discs, introduced by Sony in the 1990s, offer an advanced storage solution that can hold up to 74 minutes of high-fidelity stereo sound on the standard format. The player also supports LP2 and LP4 modes, enabling users to double or quadruple the recording capacity, which is perfect for those who require more space for their music collections.

In terms of sound quality, the MZ-E505 utilizes Sony’s ATRAC (Adaptive Transform Acoustic Coding) compression technology, which ensures that audio playback is clear and precise. The device is equipped with a 20-second shock protection mechanism to prevent interruptions during playback, giving users peace of mind while enjoying their favorite tracks during activities like jogging or commuting.

Battery life is another crucial aspect, and the MZ-E505 doesn’t disappoint. It features a rechargeable battery that can provide up to 10 hours of continuous playback on a full charge. Additionally, users have the option to utilize standard AA batteries as an alternative power source.

The MZ-E505 also incorporates a variety of connectivity options, including an analog line-in for direct recording from external sources. This feature was particularly appealing for audiophiles who wanted to create their mix compilations.

Overall, the Sony MZ-E505 is a remarkable blend of portability, sound quality, and innovative technology, representing the quintessential qualities of early digital audio devices. Although the mini-disc format has since been largely superseded by other digital technologies, the MZ-E505 remains a cherished piece of audio history, celebrated for its unique capabilities and breathtaking design.