MZ-E505

Battery life 1)

(Unit:Approx.hours) (JEITA 2))

Batteries

SPStereo LP2

LP4

 

(normal)

Stereo

Stereo

Ni-MH

33

37

43

rechargeable

 

 

 

battery

 

 

 

NH-14WM(A) 3)

 

 

 

LR6 (SG)

49

54

64

Sony Alkaline

 

 

 

dry battery 4)

 

 

 

LR6 (SG) 4) and

87

97

120

NH-14WM(A) 3)

 

 

 

1)Measured with the power save function on (see

 

“Preserving battery power”) is on.

2)

Measured

in accordance

with the JEITA (Japan

 

Electronics

and Information Technology

 

Industries

Association)

standard (using a Sony

 

MDW-series Mini-disc).

 

3)

With a fully charged battery

4)When using a Sony LR6 (SG) “STAMINA”alkaline dry battery (produced in Japan).

On the AC power adaptor (for the supplied battery charging stand)

For use in your house: Use the supplied AC power adaptor. Do not use any other AC power adaptor since it may cause the player to malfunction.

Polarityof the plug

Design and specifications are subject to change without notice.

SAFETY-RELATED COMPONENT WARNING!!

COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS

AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB- LISHED BY SONY.

 

TABLE OF CONTENTS

 

1.

SERVICING NOTES

3

2.

GENERAL

4

3.DISASSEMBLY

3-1.

Disassembly Flow

5

3-2.

Battery Case Lid

6

3-3.

Case (Rear)

6

3-4.

MAIN Board

7

3-5.

Upper Panel Section

7

3-6.

SWITCH Board

8

3-7.

Holder Assy (Z)

8

3-8.

Mechanism Deck (MT-MZE505-176)

9

3-9.

Bracket (L) Assy

10

3-10. Bracket (R) Assy

10

3-11.

Optical Pick-up (LCX-4E)

11

3-12.

DC SSM18B Motor (Spindle) (M901)

11

3-13.

DC Motor (Sled) (M902)

12

4.

TEST MODE

13

5.

ELECTRICAL ADJUSTMENTS

18

6.DIAGRAMS

6-1.

Block Diagram

24

6-2. Note for Printed Wiring Boards and

 

 

Schematic Diagrams

25

6-3. Printed Wiring Board

 

 

– MAIN Board (Component Side)

26

6-4. Printed Wiring Board

 

 

– MAIN Board (Conductor Side)

27

6-5.

Schematic Diagram – MAIN Board (1/3)

28

6-6.

Schematic Diagram – MAIN Board (2/3)

29

6-7.

Schematic Diagram – MAIN Board (3/3)

30

6-8.

IC Pin Function Description

34

7.EXPLODED VIEWS

7-1.

Upper Panel, Case (Rear) Section

40

7-2.

Ornamental Belt Section

41

7-3.

Mechanism Deck Section (MT-MZE505-176)

42

8.

ELECTRICAL PARTS LIST

43

CAUTION

Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous ra- diation exposure.

2

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Sony MZ-E505 service manual Table of Contents, Disassembly, Diagrams, Exploded Views

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.