Panasonic SJ-MR230DGK specifications Impedance of the DC circuit tester

Page 38

: Hold switch in “OFF” position. (HOLD)

S806

-Indicated voltage values are the standard values for the unit measured by the DC electronic circuit tester (high-impedance) with the chassis taken as standard. Therefore, there may exist some errors in the voltage values, depending on theinternal

impedance of the DC circuit tester.

No mark: MD STOP

( ): MD PLAY

<>: MD REC

Important safety notice:

Components identified by mark have special characteristics important for safety. Furthermore, special parts which have purpose of fire-retardant (resistors), high-quality sound (capacitors), low-noise (resistors), etc. are used. When replacing any of components, be sure to use only manufacture's specified parts shown in theparts list.

Caution!

IC and LSI are sensitive to static electricity.

Secondary trouble can be prevented by taking care during repair. Cover the parts boxes made of plastics with aluminum foil. Ground the soldering iron.

Put a conductive mat on the work table.

Do not touch the legs of IC or LSI with the fingers directly.

Voltage and signal line

: Positive voltage line

: Playback signal line

: Recording signal “digital” line

: Recording signal “analog” line : Mic signal line

10.2. Type Illustration of IC's, Transistors and Diodes

11.Schematic Diagram

12.Printed Circuit Board Diagram

13.Block Diagram

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Contents Blue Type Portable MD RecorderColours Atrac / ATRAC3 Accessories RFKFFAZ01EM1Precation of Laser Diode Handling the optical magnetism head unit Grounding for electrostatic breakdown prevention Operation Checks and Component Replacement Procedures Checking for the main P.C.BCheck the main P.C.B. a side as shown below Replacement for the open knob Replacement for the traverse motor Follow the of item Page Replacement for the LCD Page Replacement for the lift motor Page Page Measurements and Adjsutments Instruments to prepareEnter the adjustment mode About handling the optical pickup and the magnetic head Page Off-set automatic adjustment Magneto-optical disc automatically adjustment Play Stop FOW REV Hold OFF REC VOL+ Mark Mode Checking the main units keysPlay Troubleshooting GuideOverall Flow Chart VOLPage Confirmation of main unit and cradle Page Flow Chat of Each Part Page Page Page Page Page Page Page Display of Self-Diagnostic Function Schematic Diagram Notes Schemtic Diagram NotesImpedance of the DC circuit tester Type Illustration of ICs, Transistors and DiodesWiring Connection Diagram Terminal Function of ICs 15.1. IC1 AN22010A-VF RF AMPAdip FF2FF1 NrecRefm TS0Apcd SpdmSbck TvdpSTPO1 STPO2Ssdw SctsySsdr SsckPEFM1 AVSS1Pefms EfmfilRDT3 DVDD2RAD0 IVDD1SP VM1 StallSthb SP UBRK CSL2BRK+ Asgnd15.4. IC501 C2DBKJ000062 System Control Avdd ResetAvrefo AvssMreq KeywakeDoctor MrstMIC/LINE InselMicdet EfmonSTBY2 HFON1Rfcnt MsprstCfsync OpenswWakeup ANI11 GNDReplacement Parts List Screw SWITCHS501 Page ECUE1C223KBQ RCST0JY226RG JACK,HEADPHONE DTC144EETL Transistor B1GBCFNN0001 ERJ2GED513X Cabinet Parts Location Packaging Schematic Diagram for printing with A4

SJ-MR230DGK specifications

The Panasonic SJ-MR230DGK is an innovative and versatile portable audio solution that offers a unique blend of style, functionality, and cutting-edge technology. Designed for music enthusiasts, this device delivers high-quality sound and is packed with features that cater to both casual listeners and audiophiles alike.

One of the standout features of the SJ-MR230DGK is its compact and lightweight design, making it easy to carry and perfect for on-the-go use. It fits comfortably in your bag or even in your pocket, allowing you to take your favorite tunes with you wherever you go. The sleek aesthetic of the device adds a modern touch, ensuring that it not only sounds great but looks good too.

In terms of sound quality, the SJ-MR230DGK employs advanced audio technologies that are designed to enhance the listening experience. With a high-fidelity audio output, users can enjoy rich bass, clear mids, and crisp highs, while the customizable equalizer settings allow for personalization according to individual preferences. This feature makes it an excellent choice for varying music genres, ensuring that each note is delivered with precision and depth.

Moreover, the device supports a wide array of audio formats, making it compatible with various audio sources, including MP3, WMA, and AAC files. This versatility ensures that users can enjoy their music collections without limitations, whether stored on a computer, smartphone, or other digital audio players.

Another notable aspect of the SJ-MR230DGK is its long-lasting battery life. Designed to provide hours of continuous playback, it is ideal for extended listening sessions, whether at home, during commutes, or while traveling. The quick recharge feature also ensures that users spend less time waiting for their device to charge and more time enjoying their favorite music.

Connectivity options abound with the SJ-MR230DGK, featuring Bluetooth technology that enables wireless streaming from smartphones, tablets, and other compatible devices. This eliminates the hassle of tangled wires and promotes a seamless audio experience. Additionally, user-friendly controls make it easy to navigate through playlists and adjust volume levels, ensuring a hassle-free listening experience.

In summary, the Panasonic SJ-MR230DGK is a remarkable portable audio device that stands out due to its robust sound quality, extensive features, and stylish design. Its combination of portability, advanced audio technologies, and ease of use makes it an excellent choice for anyone looking to elevate their music listening experience. Whether you’re at home or on the move, the SJ-MR230DGK promises to deliver a captivating auditory experience that will resonate with music lovers everywhere.
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