Pin

Mark

I/O

Function

No.

 

Division

 

1

IN1R

I

H bridge 1 reverse input

 

 

 

terminal

2

IN2F

I

H bridge 2 forward input

 

 

 

terminal

3

IN2R

I

H bridge 2 reverse input

 

 

 

terminal

4

STALL

I

Standby input terminal

5

STHB

I

H1, H2 bridge mute input

 

 

 

terminal

6

SPVM1

I

Spindle power unit’s power

 

 

 

supply 1

7

SPUOUT

O

Spindle motor coil (U)

 

 

 

output terminal

8

SPPG1

—

Spindle power unit’s GND1

9

NC

—

Not used, open

10

SPVOUT

O

Spindle motor coil (V)

 

 

 

output terminal

11

SPVM2

I

Spindle power unit’s power

 

 

 

supply 2

12

SPWOUT

O

Spindle motor coil (W)

 

 

 

output terminal

13

SPPG2

—

Spindle power unit’s GND2

14

PWVM

I

Half bridge power unit’s

 

 

 

power supply

15

PWOUT

O

Half bridge output terminal

16

PWPG

—

Half bridge power unit’s

 

 

 

GND

17

PWIN1

I

Half bridge1 input terminal

53

Page 52 Page 54
Page 53
Image 53
Panasonic SJ-MJ88 IN1R, IN2F, IN2R, Stall, Sthb, SPVM1, Spuout, SPPG1, Spvout, SPVM2, Spwout, SPPG2, Pwvm, Pwout, PWIN1
Page 52 Page 54

SJ-MJ88 specifications

The Panasonic SJ-MJ88 is a portable mini disc player renowned for its compact design and impressive audio quality. Launched in the late 1990s, this device epitomized the transition in portable music technology from cassette tapes and CD players to the digital format of MiniDiscs. The SJ-MJ88 supports various audio formats, making it a versatile choice for music enthusiasts.

One of the standout features of the SJ-MJ88 is its ability to provide near-CD quality sound through the MiniDisc format. This was made possible by its ATRAC (Adaptive Transform Acoustic Coding) compression technology, which retains a significant amount of audio fidelity even though the files are compressed. Users appreciated the ability to record and create customized playlists, allowing for an engaging listening experience.

The SJ-MJ88 is compact and lightweight, designed for portability. It features a sleek, ergonomic body that fits easily into bags and pockets, making it an excellent companion for on-the-go music lovers. Despite its small size, the device was equipped with a robust rechargeable battery that offered long hours of playback time, a crucial factor when traveling.

Another compelling characteristic of the SJ-MJ88 is its user-friendly interface. The device is designed with intuitive buttons and a clear display, allowing users to navigate through tracks effortlessly. The inclusion of features like digital pitch control and a programmable memory further enhanced user interaction, providing customization options for the listening experience.

Additionally, the SJ-MJ88 included a solid set of digital editing tools, enabling users to edit their music on the track level, making it easy to rearrange songs or create unique mixes. This flexibility set it apart from its contemporaries and made it appealing to DJs and music producers.

Overall, the Panasonic SJ-MJ88 remains a memorable device within the history of personal audio technology, combining portability, quality sound, and user-friendly features into a compact mini disc player. Its legacy continues to be appreciated by loyal fans and collectors looking for a bridge between analog and digital music experiences, illustrating the innovation that Panasonic brought to the audio market during its time.
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