MZ-NF810/NF810CK

Configuration of Test Mode

[Test Mode $Display Check Mode%]

Press the > or [VOL +] key

[Manual Mode]

Press the

 

 

 

[Servo Adjustment]

 

key

 

 

xCANCEL/CHG

 

 

[Audio Adjustment]

 

 

 

 

 

 

 

 

 

 

 

[Power Supply Adjustment]

 

 

 

 

 

 

 

 

[OP Alignment Adjustment]

 

 

 

 

Press the

. or [VOL --] key

 

[Overall Adjustment Mode]

Press the

 

[Electrical Offset Adjustment]

xCANCEL/CHG key

Power Supply Adjustment

 

 

 

 

Auto Item Feed

 

 

CD Overall Adjustment/

 

 

MO Overall Adjustment

Press the [GROUP] key

or press the [DISPLAY] key on the remote commander

[Self-Diagnosis Result Display Mode]

Press the xCANCEL/CHG key

 

Press the

 

ENTERN

or [REC] key

 

 

 

 

 

 

[Sound Skip Check Result Display Mode]

 

 

 

 

 

 

 

 

 

 

 

 

Press the

 

 

 

key

 

 

xCANCEL/CHG

Press the [T MARK] key, or [DISPLAY] key on the remote commander for several seconds (about 3 seconds)

[Key Check Mode]

The key check quits, or open the upper panel

Manual Mode

Mode to adjust or check the operation of the set by function. Normally, the adjustment in this mode is not executed. However, the Manual mode is used to clear the memory, power supply adjustment, and laser power check before performing automatic adjustments in the Overall Adjustment mode.

• Transition method in manual mode 1. Set the test mode (see page 13).

2. Press the > or[VOL+] key activates the manual mode

t

where the LCD display as shown below.

Remote commander LCD display

000M a n u a l

3.During each test, the optical pick-up moves outward or in- ward while the >t or .T key is pressed for several seconds respectively.

4.Each test item is assigned with a 3-digit item number;

100th place is a major item, 10th place is a medium item, and unit place is a minor item.

The values adjusted in the test mode are written to the nonvolatile memory (for the items where adjustment was made).

 

 

 

 

 

[VOL +] key: 100th place of item

[Major item switching]

number increase.

 

 

 

 

 

[VOL --]key: 100th place of item

 

 

key

 

 

 

key

number decrease.

 

>

 

 

xCANCEL/CHG

 

 

 

 

 

 

 

 

 

[VOL +] key: 10th place of item

 

 

 

 

 

[Medium

item switching]

number increase.

 

 

 

 

 

[VOL --]key: 10th place of item

 

 

 

 

 

key

number decrease.

 

>

key

 

 

 

 

 

xCANCEL/CHG

[Minor item switching]

> key:Unit place of item number

 

increase.

 

. key:Unit place of item number

 

decrease.

[Adjusted value variation]

[VOL +] key: Increases the adjusted value of the 1st digit

[VOL --]key: Decreases the adjusted value of the 1st digit

[P MODE] key of

the remote commander: Increase the adjusted value of the 2nd digit

[SOUND] key of the remote commander: Decrease the adjusted value of the 2nd digit

[Adjusted value write]

Xkey on the set or

key on the remote commander :

When adjusted value is changed:

Adjusted value is written.

When adjusted value is not changed:

That item is adjusted automatically.

14

Page 14
Image 14
Sony MZ-NF810 service manual A n u a l, Configuration of Test Mode, Manual Mode

MZ-NF810 specifications

The Sony MZ-NF810 is a notable entry in the portable digital music player market, primarily aimed at users who seek high-quality audio playback and advanced recording capabilities. This MiniDisc player is celebrated for its compact design, making it an ideal companion for on-the-go listeners who value both audio quality and portability.

One of the standout features of the MZ-NF810 is its support for ATRAC compression technology. ATRAC, short for Adaptive Transform Acoustic Coding, provides a means to compress audio files while still maintaining impressive sound fidelity. This technology was specifically designed to optimize audio for the MiniDisc format, allowing users to enjoy longer playtimes without sacrificing sound quality. The MZ-NF810 can store up to 40 hours of music on a single battery charge, a significant advantage for audiophiles and casual listeners alike.

The device also boasts a high-resolution LCD display, providing crucial information about the currently playing track, including title, artist, and remaining battery life. Navigation is smooth and user-friendly, allowing users to access their music collections with ease. In addition, the MZ-NF810 supports USB connectivity, enabling users to transfer music and files directly from their computers. This feature eliminates the need for additional software, streamlining the process of loading music onto the device.

An important aspect of the MZ-NF810 is its recording capabilities. The player allows users to record live audio directly onto MiniDiscs, providing the freedom to capture concerts, lectures, or personal notes. The addition of various recording modes, including long-play options, enhances its utility for users who need diverse functionality.

Sound quality is further augmented with features such as Dynamic Bass Boost and a five-band equalizer, allowing users to tailor their listening experience to their preferences. The MZ-NF810 also supports various audio formats, adding to its versatility as a personal audio device.

Lastly, the MZ-NF810's sleek and lightweight design makes it not only aesthetically pleasing but also comfortable to carry, making it a practical choice for those who lead active lifestyles. In summary, the Sony MZ-NF810 MiniDisc player stands out for its audio quality, recording features, and user-friendly design, catering to music enthusiasts who demand both performance and portability in their listening experience.