Sony MZ-E900 specifications Manual, 011 C68S01, OFFJ01, 011 063B01, 011 059A01, LrefPw

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MZ-E900

4-4. MANUAL MODE

4-4-1. Outline of the function

The Manual mode is designed to perform adjustments and operational checks on the set’s operation according to each individual function.

Usually, no adjustments are made in this mode.

However, the Manual mode is used to clear the memory before performing automatic adjustments in the Overall Adjustment mode.

4-4-2. How to set the Manual mode

1.Set the TEST MODE and press + key to set the Manual mode. Remote control LCD display

000Manual

2.During each test, press and hold down > N key or . key for a while to move the optical pickup on the sled outer or inner perimeter.

3.Each test item is assigned with a three-digit item number. The 100th place is a major item, 10th place is a middle item, and unit place is a minor item.

4.During each test mode, the display is changed from one to another each time DISPLAY key is pressed.

•Address & Adjusted Value Display LCD display

011C68S01

adress

adjusted value

mode number

•Jitter Value & Adjusted Value Display LCD display

011OFFJ01

jitter value

adjusted value

mode number

•Block Error Value & Adjusted Value Display LCD display

011063B01

 

 

 

 

 

adjusted value

block error value

mode number

Change Major

Item

 

 

 

 

 

 

 

 

key

 

x key

 

 

 

> N

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Change Middle

 

 

 

Item

 

 

 

 

 

key

 

x key

 

 

 

> N

 

 

 

 

 

 

 

 

 

 

 

 

 

Change Minor

 

 

 

Item

 

 

 

+key : 100th place of mode number increase

key : 100th place of mode number decrease

+key : 10th place of mode number increase

key : 10th place of mode number decrease

>N key : Unit place of mode number increase

.key : Unit place of mode number decrease

•ADIP Error Value & Adjusted Value Display LCD display

011059A01

 

 

 

 

 

adjusted value

ADIP error value

mode number

•Item Title Display LCD display

011 LrefPw 01

item

 

title

adjusted value

 

mode number

Change Adjustment

+ key : Up

Value

key : Down

Write Adjustment

Value

Xkey : When adjusted value is changed : Adjusted value is written.

When adjusted value is not changed : That item is adjusted automatically.

Note: In the Power mode, the item title display is only displayed.

5.To terminate the Manual mode and return to the TEST MODE, press x key.

4-5. OVERALL ADJUSTMENT MODE

4-5-1. Outline of the function

This mode is designed to adjust the servo system automatically by going through all the adjustment items.

Usually, this mode is used to perform automatic adjustments when servicing the set.

For further information, refer to section 5. ELECTRICALADJUST- MENTS. (See page 11)

4-6. SELF-DIAGNOSTIC DISPLAY MODE

4-6-1. Outline of the function

The Self-diagnostic system is used in this set. If an error occurs during playback, this system detects the fault through the microprocessor’s mechanism and power control blocks and stores the cause in EEPROM in a history format.

This history, which can be viewed in the TEST MODE, provides the means of locating the fault in troubleshooting.

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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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