Sony MZ-E900 specifications Audio Board Side a, Printed Wiring Boards Audio Section

Page 20

MZ-E900

Ver 1.1 2001.01

6-6. PRINTED WIRING BOARDS – AUDIO SECTION –

: Uses unleaded solder.

A

1

2

AUDIO BOARD (SIDE A)

3

C304

4

5

AUDIO BOARD (SIDE B)

6

7

TAP801

(OPEN/CLOSE)

CN803

1

7

TP826 TP825 C303 C301

C803

R301

C804

 

 

 

 

TP305

 

 

 

 

 

 

 

R201

 

R205

R202

 

 

 

 

 

 

 

 

 

 

 

C201

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R101

 

R105

R102

C204

 

 

C101

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C102

 

 

 

 

 

 

 

 

19

24

R303

 

R302

 

 

18

13

 

BCE

Q301

IC301

12

C306

 

 

 

 

 

 

 

 

7

C305

 

1

6

 

 

C202

 

 

 

 

R304

 

 

 

CN802

1

 

 

 

 

 

2

 

 

 

 

 

B

C

 

C104

R816

R103

SW BOARD (SIDE A)

 

R106

 

 

R206

 

 

 

C103

 

 

C203

C302

 

R104

R203

R204

TP304

11

 

 

 

 

1-679-233-

 

 

 

 

(11)

SWITCH FLEXIBLE BOARD1-679-235- 11

5

10

 

 

 

15

 

 

19

20

11

 

1-679-233- (11)

A MAIN BOARD

 

 

CN801

 

D

R813

S807

AVLS

NORMtLIMIT

SW BOARD (SIDE B)

R814

S808

HOLDc

OFFtON

R812

S809

(OPEN/CLOSE)

CN804

7 1

1-679-234-

D801

OPR

R811

1-679-234-

11

(11)

11

(11)

zSemiconductor Location

Ref. No. Location

D801

D-6

IC301

A-3

Q301

A-3

E

S804

 

S805

S801

S803

S802

 

VOLUME–

 

VOLUME+

x

.

>/B

20 20

Note:

•X: parts extracted from the component side.

•z : Through hole.

• : Pattern from the side which enables seeing. (The other layers' patterns are not indicated.)

Caution:

 

Pattern face side:

Parts on the pattern face side seen from the

(Side B)

pattern face are indicated.

Parts face side:

Parts on the parts face side seen from the

(Side A)

parts face are indicated.

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Contents Specifications MZ-E900Section Servicing Note General Mechanism Deck Section DisassemblyLID ASSY, UPPER, Holder Assy Audio Board Bracket R AssyMain BOARD, Bracket L ASSY, SW Board Optical PICK-UP AssySection Test Mode Setting the Test ModeHow to set the Test Mode How to release the Test ModeManual 011 C68S01OFFJ01 011 063B01Clearing the error display code 001 1 Adrs000 P**P## 000 P**R00 000 EIB Stat Adrs BEmp 000 ######000 0F 000 FF 0FReset Res NV CCRes OK? 021 ResVchPWM Assy11Ofst OfstOKMO OK Resume CC043 Res Res ClrMZ-E900 Section DiagramsBlock Diagrams Semiconductor Location Printed Wiring Boards Main /2Refer to page 22 for Notes Main Board IC B/D Schematic Diagram Main /2 Printed Wiring Boards Audio Section Audio Board Side aSchematic Diagram Audio Section IC Block Diagrams WaveformsIC551 SC111257FCR2 IC901 XPC18A32FCR2 Exploded Views Main SectionMechanism Deck Section MT-MZE900-173 5961Section Electrical Parts List Audio MainCN501 1-794-772-21 CONNECTOR, FPC ZIF 20P MainMain SW Composition Circuit Block501 502 507 Revision History Ver Date Description of Revision

MZ-E900 specifications

The Sony MZ-E900, released in the early 2000s, represents a remarkable convergence of portable music technology and user-friendly design. As a MiniDisc player, the MZ-E900 was part of Sony's efforts to create a new standard in digital audio storage, allowing users to record, erase, and edit audio with unparalleled ease.

One of the standout features of the MZ-E900 is its compact and lightweight design, making it an ideal companion for music lovers on the go. Weighing in at approximately 150 grams, it is particularly portable and can easily fit into a pocket or bag. The sleek exterior is both stylish and functional, with an intuitive interface that facilitates easy navigation through a user-friendly menu.

Technologically, the MZ-E900 was equipped with Sony's ATRAC (Adaptive Transform Acoustic Coding) audio compression technology, which delivered impressive sound quality while minimizing file sizes. This allowed users to fit more music onto a single MiniDisc, which could hold up to 80 minutes of high-quality audio in LP2 mode. Additionally, the player supported 24-bit digital-to-analog conversion, ensuring a rich and detailed listening experience.

Another notable feature is the MZ-E900's ability to record audio directly from various sources, such as FM radio or external devices, thanks to an integrated microphone and line-in capabilities. The unit also supported a range of playback modes, including shuffle and repeat functions, giving users greater flexibility in how they enjoy their music.

The MZ-E900 also boasted an impressive battery life, with the ability to play up to 40 hours on a single AA battery, making it perfect for long journeys or extended listening sessions. The inclusion of an ergonomic remote control further enhanced the user experience, allowing for convenient operation while on the move.

In terms of connectivity, the device included a small but versatile digital output, enabling users to connect to other audio equipment such as amplifiers or sound systems. This feature contributed to the versatility of the MZ-E900, allowing it to serve not just as a portable player, but as a component in a larger audio setup.

Overall, the Sony MZ-E900 stood out for its combination of portability, sound quality, and innovative features, making it a beloved device among audiophiles and casual listeners alike during its time. Its legacy remains a testament to Sony's commitment to advancing portable audio technology.
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