Sony MZ-N1 service manual Assy11, OfstOK

Page 25

Overall Adjustment Mode

• Configuration of overall adjustment mode

Overall adjustment mode . key (Title display)

N key

 

 

 

Protect switch

 

 

 

ON

CD overall

 

 

adjusting

 

 

All item

NG item exists

 

OK

or x/CHG key

 

 

 

CD overall

 

 

 

adjustment

x/CHG key

 

 

NG

 

CD overall

 

x/CHG key

adjustment

 

OK

 

 

 

 

 

Protect switch

N key

OFF

 

 

 

> key

MO overall

 

 

adjusting

 

 

 

 

NG item exists

 

 

or x/CHG key

 

 

 

MO overall

 

 

 

adjustment

x/CHG key

 

 

NG

 

MO overall

 

x/CHG key

adjustment

 

OK

 

 

Jog dial (down) or

 

 

 

[DISPLAY] key on the remote commander

 

Electrical

 

 

 

 

 

 

offset

x/CHG key

 

 

adjustment

Jog dial (up) or

 

 

Temperature

[PLAYMODE] key on the remote commander

correction

 

 

 

and

x/CHG key

 

 

Power supply

 

 

adjustment

 

 

 

[Test mode $display check mode%]

 

auto item feed

 

 

MZ-N1

• Overall adjustment mode (title display)

Remote commander LCD display

000 Assy**

: (Disc mark) At end of power supply adjustment: Outside lit At end of electrical offset adj.: Inside lit

Note: On the set having microcomputer version 1.000, the disc mark is displayed on the remote commander LCD only.

**: Left side = MO overall adjustment information F*: MO overall adjustment completed

1*: Manual adjustment exists (overall adj. not completed)

0*: Not adjusted

Right side = CD overall adjustment information *F: CD overall adjustment completed

*1: Manual adjustment exists (overall adj. not completed)

*0: Not adjusted

Note: Adjust the CD first, when performing adjustment.

• Electrical offset adjusting method

Caution: The electrical offset adjustment must be made with no disc loaded.

1.Make sure that the power supply voltage is 3 V.

2.Set the test mode (see page 13).

3.Press the . or [VOLUME --]key to activate the overall ad- justment mode.

Remote commander LCD display

000 Assy11

4.Turn the jog dial (down), or press the [DISPLAY] key on the remote commander.

Remote commander LCD display

035 Ofst**

5.Electrical offset adjustment is over, if the following display appears.

Remote commander LCD display

000 OfstOK

• Adjustment method of CD and MO overall adjustment mode

1.Set the test mode (see page 13).

2.Press the . or [VOLUME --]key to activate the overall ad- justment mode.

Remote commander LCD display

000 Assy11

3.Insert CD disc in the set, and press thethe . key to set the CD overall adjustment mode. Automatic adjustments are made.

Remote commander LCD display

XXXCD RUN

XXX: Item number for which an adjustment is being executed.

25

Image 25
Contents MZ-N1 SpecificationsMZ-N1 Battery lifeDisassembly Table of ContentsDiagrams Flexible Circuit Board RepairingServicing Notes SectionRecorder Section GeneralDisassembly Flow MZ-N1 Section DisassemblyUpper Panel Section Bottom Panel AssyMain Board Section LCD MODULE, Upper Panel AssyMD Mechanism Deck MT-MZN1-171, Chassis Assy Battery Case ASSY, Main BoardGear SA Screw M1.4 OP Service Assy LCX-5RDC Motor Sled M602 Holder AssyOver write head up/down Setting Method of Test Mode MZ-N1 Section Test ModeOperation in Setting the Test Mode Releasing the Test ModeManual Mode Configuration of Test ModeTransition method in manual mode A n u a lF F J 0 011 C 6 8 S 0011 0 6 3 B 0 011 0 5 9 a 0Description of error indication codes Reset the Error Display CodeSetting method of reset the error display code Description of indication historyPush 000 P * * R000 JOG+ 000 JOG+OKSET OK RPLAYRMC OK MZ-N1 Section Electrical Adjustments ResetResNV CC ResOK?Dfct AbcdGn861 V1 num 862 V1 dat874 V6 dat 873 V6 numVclPWM Power Supply Manual AdjustmentVLpwmL VLpwmHRECpwH RECpwLVdpwm SetTmpIC301 WritPwAssy11 AssyOfst OfstOKCD OK 000 *** NGMO OK Resume CCServicing Notes PreparationPre-check Rewriting the patch dataMZ-N1 MZ-N1 Block Diagram SERVO/USB Section MZ-N1 Section DiagramsBeep Mute HP/L Block Diagram Audio SectionBlock Diagram DISPLAY/KEY CONTROL/POWER Supply Section Lead Layouts Main Board Semiconductor LocationIC301 See page 41 for IC Block Diagrams Schematic Diagram Main Board 1/4Flah 40S8 Schematic Diagram Main Board 3/4 See page 40 for WaveformsVCC1 VCC2 22.7 ∝ s WaveformsIC302 AN17020A-VB IC Block Diagrams IC301 AK5354VT-E2IC501 SN761057A IC551 SC111258FCR2 IC601 XPC18A22AFCR2 IC901 XPC18A32AFCR2 IC PIN Function Description DVSS0 DRAMVSS0DVDD0 SSB DataTrst KDIVG CTL Aout SELVref MON LCD RSTVbus DET WK DETOsci VdioscOsco VsioscDVSS3 LrckDVDD3 IFVDD3XWE XOEEVA FlashvddChassis section Exploded ViewsNot supplied Bottom Panel Section101 108 Chassis Section106 107 110 102 103 102104156 152 155 154 158 159 153 151157 MD Mechanism Deck Section MT-MZN1-171 Resistors Main Section Electrical Parts ListMain Diode MZ-N1 MainRES-CHIP Short 505 501 502504 503Revision History
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MZ-N1 specifications

The Sony MZ-N1, a revered model in the world of portable mini-disc players, holds a special place in the hearts of audiophiles and casual listeners alike. Launched as part of Sony's celebrated mini-disc lineup, it exemplifies the innovative spirit of its time with a sleek, compact design and a suite of features that appealed to music lovers.

At the heart of the MZ-N1 is its support for both standard and high-speed recording, allowing users to transfer their favorite tracks from CDs or other sources quickly and efficiently. The unit employs a unique mechanism known as the ATRAC codec, which optimizes audio compression while maintaining sound quality. This technology enables users to fit numerous tracks onto a single mini-disc, transforming how music was stored and played back.

One of its standout features is the inclusion of SonicStage software, which serves as a companion for managing music libraries. Users can edit playlists, transfer tracks, and organize their music collection seamlessly. The player supports various formats, including MP3, making it versatile in its playback capabilities. Additionally, the MZ-N1 is equipped with a backlit display, facilitating easy navigation even in low-light conditions.

Another notable characteristic of the MZ-N1 is its impressive battery life, offering hours of continuous playback on a single charge. This longevity made it an attractive option for users on the go, ensuring that their music would last through long commutes or road trips without interruption.

Furthermore, the MZ-N1 features a headphone amplifier that enhances sound quality, providing a richer audio experience. The player boasts a range of sound customizations, allowing users to adjust equalizer settings to suit their preferred listening style.

In terms of design, the MZ-N1 is compact, lightweight, and sturdy, making it highly portable. The simple, intuitive interface ensures that users can navigate through functions with ease, enhancing the overall listening experience.

Overall, the Sony MZ-N1 stands as a remarkable blend of technology and user-friendly design, showcasing the innovation of the early 2000s portable audio solutions. Its combination of sound quality, flexibility, and battery efficiency has solidified its status as a classic in the realm of mini-disc players. While modern digital music players have largely eclipsed this technology, the legacy of the MZ-N1 endures in the memories of those who experienced its audio marvels.