Sony MZ-N707 service manual S y * * 0, S y 1, S t

Page 26

MZ-N707

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

 

[MENU] key

 

Electrical

 

 

 

 

offset

x/CHG key

 

adjustment

 

 

Temperature

[END SEARCH] key

 

correction

 

 

and

x/CHG key

 

Power supply

 

adjustment

 

 

[Test mode $display check mode%]

auto item feed

 

• Overall Adjustment Mode (Title Display)

Set LCD display

A s s y * * 0 00

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

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

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

0*: Not adjusted

Rifht 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 [VOL --]key to activate the overall adjustment mode.

Set LCD display

A s s y 1 1

000

4.Press the [MENU] key.

Set LCD display

O f s t * *

035

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

Set LCD display

O f s t O K 0 00

26

Image 26
Contents Specifications 873-458-01MZ-N707 Diagrams Table of ContentsDisassembly Flexible Circuit Board RepairingSection Servicing Notes System requirementsLooking at the controls Section GeneralSection Disassembly Disassembly FlowCase Lower Upper Panel SectionLCD MODULE, Upper Panel SUB Assy Mechanism Deck MT-MZN707-177Main Board OP Service Assy LCX-5R Gear SA Screw M1.4Holder Assy Gear HA Operation in Setting the Test Mode Section Test ModeSetting Method of Test Mode Releasing the Test ModeTransition Method in Manual Mode Configuration of Test ModeManual Mode N u a lSelf-Diagnosis Result Display Mode Setting Method Overall Adjustment ModeSELF-DIAGNOSIS Result Display Mode 8 S 1 BSetting Method of Reset the Error Display Code Reset the Error Display CodeDescription of Error Indication Codes Description of Indication HistoryA t U l R s R y M p # # # # # # Sound Skip Check Result Display ModeV r L a Y * * 0T O K * * 8 C O K * * 8S O K ? Section Electrical AdjustmentsS N V C C S e tR e c 0 * * 7 C d G n * * 3T F l g * * 7 R e c 1 * * 7P b 4 * * 7 P b 2 * * 7P b 3 * * 7 U m * * 8H P W M * * 7 Power Supply Manual AdjustmentL P W M * * 7 C p w L * * 7 P w m L * * 7P w m H * * 7 C p w H * * 7E f P w T T m p * * 0S e r I t P wIC501 Main Board Component SideS t S y * * 0S y 1 Adjustment Method of CD and MO Overall Adjustment Mode CD and MO Overall Adjustment ItemsS C l r 0 Resume Clear Setting Method# # # S 0 0 0 Resume ClearPre-check PreparationServicing Notes Rewriting the Patch DataMZ-N707 MZ-N707 Section Diagrams Block Diagram SERVO/USB SectionBlock Diagram Audio Section Block Diagram DISPLAY/KEY CONTROL/POWER Supply Section Lead Layouts Semiconductor Location Main Board Component SideIC902 Components identified by mark 0or dotted F1VM Schematic Diagram Main Board 3/4 See page 42 for Waveforms KCT Waveforms 22.7 ∝ sIC Block Diagrams IC301 AK5354VT-E2 IC302 TA2131FL ELIC501 SN761057A IC551 SC111258FCR2 IC601 XPC18A22AFCR2 IC901 XPC18A32FCR2 IC PIN Function Description DVDD0 DRAMVSS0DVSS0 SSB DataAout SEL TrstVG CTL REC OPR LEDWK DET Vref MONVbus DET REC KEYAoutl DavddVrefl VrefrIFVDD3 DVSS3DVDD3 IFVSS3Flashvdd FlashvssSection Exploded Views Upper PANEL, Case Lower SectionChassis Section MT-MZN707-177 Main board sectionMain Board Section 101 104 102 103301 353 Main Electrical Parts List SectionMain XPC18A22AFCR2 Resistor OPEN/CLOSE Detect EMI Filter Card Operating Instruction Revision History

MZ-N707 specifications

The Sony MZ-N707, released in the early 2000s, is a remarkable portable MiniDisc player that represents a significant leap forward in digital audio technology. Known for its compact size and impressive sound quality, the MZ-N707 quickly became a favorite among music enthusiasts during its heyday.

One of the standout features of the MZ-N707 is its advanced ATRAC (Adaptive Transform Acoustic Coding) audio compression technology. This proprietary format allows for high-quality audio playback while minimizing file size, making it easier for users to store and carry their favorite tracks. The MiniDisc format supports a variety of bit rates, enabling listeners to choose between higher quality or more storage capacity based on their personal preferences.

The MZ-N707’s sleek and lightweight design is ideal for on-the-go listening, fitting comfortably in a pocket or bag. It boasts a clear LCD display that provides essential information such as track titles, playback time, and battery life, ensuring users stay informed while enjoying their music.

Battery life is another major selling point for the MZ-N707. With the ability to run for several hours on a single charge, this player is perfect for long journeys or extended listening sessions. Additionally, it uses a rechargeable lithium-ion battery, which was a welcome feature at the time, reducing the need for frequent battery replacements and promoting environmental sustainability.

Connectivity options also make the MZ-N707 an appealing choice. It comes with an integrated USB port for easy data transfer between the player and a computer, allowing users to upload their favorite audio tracks with minimal hassle. Furthermore, it supports various audio formats, enabling compatibility with a wide range of music sources.

The MZ-N707 is equipped with a range of customizable sound settings, including equalizer presets that allow users to tailor the audio output to fit their listening preferences. This flexibility enhances the user experience, making it suitable for different genres and environments.

In summary, the Sony MZ-N707 MiniDisc player features cutting-edge technology, portability, excellent battery life, and user-friendly options that appeal to audiophiles and casual listeners alike. Its legacy is a testament to Sony's commitment to innovation in portable audio solutions during the early 21st century. Whether for casual listening or serious music collection, the MZ-N707 remains a notable device in the history of digital audio.