MZ-S1

SECTION 5

ELECTRICAL ADJUSTMENTS

OUTLINE

In this set, automatic adjustment of CD and MO can be per- formed by entering the test mode.

However, before starting automatic adjustment, the memory clear, power supply adjustment, and laser power check must be performed in the manual mode.

A key having no particular description in the text, indicates a set key.

PRECAUTIONS FOR ADJUSTMENT

1.Adjustment must be done in the test mode only. After adjusting, release the test mode.

2.Use the following tools and measuring instruments.

• Test CD disc

TDYS-1

 

(Part No. : 4-963-646-01)

SONY MO disc available on the market

Digital voltmeter

• Laser power meter LPM-8001

(Part No. : J-2501-046-A)

• Thermometer (using the Temperature Correction)

3.Unless specified otherwise, supply DC 3V from the DC IN 3V jack (J601).

4.Switch position

HOLD switch ............................................... ON

ADJUSTMENT SEQUENCE

 

1.

NV Reset (EEPROM clear)

 

Manual Mode

 

r

 

 

2.

Power Supply Manual Adjustment

 

Manual Mode

 

r

 

 

3.

 

 

Temperature Correction (item number: 015)

 

 

r

Manual Mode

4.

Laser Power Check

 

 

r

 

 

 

5.

Electrical Offset Adjustment

 

 

Caution: This adjustment must be made with

 

 

no disc loaded.

 

 

 

 

r

Overall Mode

 

6.

CD Overall Adjustment

 

 

r

 

 

 

7.

MO Overall Adjustment

 

 

r

 

 

Manual Mode

8.

RESUME Clear

 

Note: If the version of the microcomputer is 1.000 or later, “3. Tempera- ture Correction” and “2. Power Supply Manual Adjustment” can be performed continuously in reverse order with pressing the [END SEARCH] key in the overall adjustment mode.

NV RESET

Caution: The shipment data will be cleared when the NV is reset. Therefore, change the NV adjusted values following the Change of NV Adjusted Values immediately after the NV was reset.

Change the NV adjustment values according to the mi- crocomputer version.

• Setting Method of NV Reset

1.Select the manual mode of the test mode, and set item number 021 (see page 16).

Remote commander LCD display

021###SCC

###: Address

2.Press the X key.

Remote commander LCD display

021ResOK?

3.Press the X key once more.

Remote commander LCD display

021Res***

NV reset (after several seconds)

Remote commander LCD display

021Reset!

4.Press the x key to quit the manual mode, and return the test mode (display check mode).

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Sony service manual 021 ###SCC, ResOK?, 021 Res, Reset, MZ-S1 Section Electrical Adjustments

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.