Sony MZ-E10 862 88D3 FC, 862 88C6, 862 88C7 8D, 741 Reg1, Power Supply Voltage Adjustments

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MZ-E10

12.Press the key. (Address section starts flashing.) LCD display

862 88D3 FC

This section (address) flashes.

13.Press the key to return to Manual mode. LCD display

862 VarWrt 00

14.Press the

 

 

 

key and write in the correction data.

 

 

 

24.Press the key to return to Manual mode. LCD display

862 VarWrt 01

Data value.

25.Press the key and write in the correction data. 26.Turn off the power.

Note: Always turn off the power after changing the adjustment set- tings.

15.Press the > key and 862 as the item number. LCD display

862 VarWrt 01

Data value.

16.Press the key, and set in Adjustment change mode. LCD display

862 88C6 FF

This section (address) flashes.

17. Press the x key . (FF section (data) flashes)

18.Press the VOL + and VOL – key and set the value in the flashing data section while referring to the adjustment data change list.

LCD display

Adjustment Data Change List

If adjustment data is VarWrt is 00

Version 1.000

Address

Adjustment Data

88C6

3F

 

 

88C7

03

 

 

88C8

D6

 

 

88C9

22

 

 

88CA

C4

 

 

88CB

37

 

 

88CC

C2

 

 

88CD

04

 

 

88CE

E8

 

 

88CF

42

 

 

88D0

6E

 

 

88D1

FC

 

 

88D2

71

 

 

88D3

FC

 

 

If adjustment data is VarWrt is 01

Version 1.000

Address

Adjustment Data

88C6

07

 

 

88C7

8D

 

 

88C8

FF

 

 

88C9

FF

 

 

88CA

FF

 

 

88CB

FF

 

 

88CC

FF

 

 

88CD

FF

 

 

88CE

FF

 

 

88CF

FF

 

 

88D0

FF

 

 

88D1

FF

 

 

88D2

FF

 

 

88D3

FF

 

 

862 88C6 07

Data value.

19.Press the key, and the address section starts flashing. 20.Press the VOL + key and set the next adjustment address.

LCD display

862 88C7 FF

This section (address) flashes.

21. Press the x key . (FF section (data) flashes) LCD display

22.Press the VOL + and VOL – key and set the value in the flashing data section while referring to the adjustment data change list.

LCD display

862 88C7 8D

Data value.

23.Press the key, and the address section starts flashing.

5-4. POWER SUPPLY VOLTAGE ADJUSTMENTS

5-4-1. Adjustment sequence

The adjustments should be always performed in the following se- quence:

1LEG1 adjustment (item No.:741)

r

2 VC1 adjustment (item No.:742) r

3 VC2 adjustment (item No.:743) r

4 Class-D power supply adjustment (item No.:744)

5-4-2. REG1 adjustment method

1.Supply power (DC 6.0 volts) from the charging terminal CN951.

2.Set the Test mode.

3.Set the overall adjustment mode and press P.MODE/F key, item No. will change to 741.

LCD display

741 Reg1 XX

4.Connect a digital voltmeter to TP908 (REG1) on the main

board and adjust VOL + (voltage up) key and VOL – (voltage down)key on the remote control.

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Contents Specifications 874-219-01Table of Contents DisassemblyDiagrams GeneralSection Servicing Note Playing an MD Section GeneralSection Disassembly Panel Assy S, UpperMechanism Deck MT-MZE10-184 Power BOARD, Main Board Bracket AssyControl Board Optical PICK-UP Assy ABX-1ESSection Test Mode Setting the Test ModeTest Mode Structure Manual Lrefpw 3FAaas 3F Offj 3FKEY Check Mode 000000 FF 000 rFFReset Res OK?000 Res VarB1kPower Supply Voltage Adjustments 862 88D3 FC862 88C6 862 88C7 8D743 Vc2 742 Vc1Cls D Charge Adjustments ChgV LADJ OK ChgIOfChgI L NvWrt CC026 026 828ACD OK MO OKResume 043 ResPatClr CC PatClr DDPatch 023 8922Varsion Section Diagrams Block DiagramsPrinted Wiring Boards Main /2 Uses unleaded solderSee page 25 for Notes SemiconductorMain Board Unreg Group SCHEMATIzC Diagram Main /3 IY JYSCHEMATIzC Diagram Main /3 z See page 25 for Notes VO PWMWaveforms DigitalIC PIN Function Descrintion Pin No Pin Name DescriptionXslp MTR OP LPWM+ MAD4 IC Block Diagrams IC301 NJU8713V-TE2 IC501 SN761058ZQL Section Exploded Views Main Section18 33 126 Mechanism Deck Section MT-MZE10-184 M902 Not supplied M901Section Electrical Parts List MainChip Ceramic Main Power Control SWITCH, Tactile Memo Revision History

MZ-E10 specifications

The Sony MZ-E10, a compact MiniDisc player released during the height of the MiniDisc era, is renowned for its portability and impressive features tailored for audiophiles and casual listeners alike. Designed with user-friendliness in mind, the MZ-E10 weighs just 130 grams and fits easily into pockets or bags, making it the ideal companion for music on the go.

One of the standout features of the Sony MZ-E10 is its ability to record audio digitally, allowing users to contribute their own music to the MiniDisc format. This recording feature utilizes Sony's advanced ATRAC (Adaptive Transform Acoustic Coding) algorithm, which compresses audio without a significant loss in quality. This means that listeners can enjoy high-quality sound while optimizing storage space on their MiniDiscs.

The MZ-E10 supports various playback modes, including standard play and shuffle, enhancing the listening experience. Moreover, it boasts an easy-to-read LCD display that shows track information, battery life, and various playback settings. The user interface is straightforward, featuring tactile buttons that facilitate navigating through menus and playlists.

Battery life is another key characteristic, as the MZ-E10 can offer extended playback times with just a single AA battery. This efficiency is perfect for users who may be traveling or away from power sources for extended periods. To further enhance its functionality, the player features a line-in recording capability, allowing connection to external devices for capturing audio, such as recordings from vinyl or cassettes.

In terms of design, the MZ-E10 exudes a sleek and modern aesthetic, with a durable casing designed to withstand the rigors of daily use. The player is equipped with a headphone jack that supports both standard and high-impedance headphones, catering to a variety of audio preferences.

Overall, the Sony MZ-E10 stands as a testament to innovative technology in portable music playback. With its combination of compact design, high-quality audio recording and playback, and user-friendly features, it secured its place in the hearts of many music enthusiasts during its time. While modern technology has shifted primarily towards digital streaming and solid-state formats, the MZ-E10 remains a cherished artifact for those who appreciate the unique qualities of the MiniDisc system.