Sony MZ-B100 specifications Laser Power Check, Connection, 141, 043, Check Method

Page 23

•MO Automatic Adjustment item

Mode No.

Description

112

 

 

 

113

MO electrical offset adjustment

114

 

 

 

118

 

221

Lower reflection CD tracking error gain adjustment

223

Lower reflection CD tracking error offset adjustment

 

232

 

236

Lower reflection CD ABCD level adjustment

 

 

244

Lower reflection CD focus gain adjustment

 

 

245

Lower reflection CD tracking gain adjustment

121

MO tracking error gain adjustment

 

 

122

MO tracking error offset adjustment

MZ-B100

[Laser Power Check]

Connection :

laser power meter

Optical pick-up objective lens

digital voltmeter

R501

R501

134

MO TWPP gain adjustment

131

MO double speed read TWPP offset adjustment

 

132

 

136

MO ABCD level adjustment

 

 

144

MO focus gain adjustment

145

MO tracking gain adjustment

 

 

434

MO write TWPP gain adjustment

 

 

431

MO write TWPP offset adjustment

432

 

 

 

436

MO write ABCD level adjustment

445

MO write tracking gain adjustment

 

 

411

MO normal speed read TWPP offset adjustment

412

 

448

32 cluster full recording

 

 

141

MO focus bias adjustment

AP913 (VC)

C502

 

 

 

R501

 

 

 

 

 

1

 

 

 

 

L502

 

 

C712

5

 

 

 

 

 

 

 

 

 

L501

 

R506

C504

 

 

 

 

 

 

 

E C B

 

 

10

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

14

 

 

 

 

 

Q501

 

 

 

 

 

C501

 

 

 

 

 

 

 

 

 

 

R502

R504

R503

 

C716

509

508

507

513

512

505

 

MAIN BOARD (SIDE A)

56

C709

 

 

45

43

 

 

50

42

 

 

 

C711

 

 

40

 

 

 

 

IC701

 

 

35

 

 

 

 

 

 

 

 

29

15

20

25

28

C715

 

10.If the result of automatic adjustment is OK, the following dis- play appears in the LCD:

LCD display

M O O K

141

11.If the result of automatic adjustment is NG, the following dis- play appears in the LCD:

LCD display

# # # N G

## # : Overall adjustment. NG mode number

12.If NG, set the manual mode. Perform automatic adjustment for the items not accepted. (See page 13)

13.To clear the data in overall adjustment mode, set the manual mode and change the mode number 021 (Res NV) to reset the NV. (See page 13)

14.When both CD and MO overall adjustments are OK, set the mode No. 043 (Resume) and clear the clock data.

LCD display

R e s u m e

043

rPress the X key, historical data clear

R e s C l r

043

Note: In step 10, set the clock data to 99Y11M11D11H11M00S, and in step 14, do not set the clock.

Check Method :

1.Select the manual mode of test mode, and set the laser power adjusting mode. (mode number 010)

2.Press the . key continuously until the optical pick-up moves to the most inward track.

3.Open the cover and set the laser power meter on the objective lens of the optical pick-up.

4.Press the N key, and set the laser MO read adjustment mode. (mode number 011)

5.Check that the laser power meter reading is 0.81 ± 0.08 mW.

6.Check that the voltage both ends of resitor R501 at this time is below 44 mV.

7.Press the N key, and set the laser CD read adjustment mode. (mode number 012)

8.Check that the laser power meter reading is 0.97 ± 0.10 mW.

9.Check that the voltage both ends of resitor R501 at this time is below 44 mV.

10.Press the N key, and set the laser MO write adjustment mode. (mode number 013)

11.Check that the laser power meter reading is 4.95 ± 0.50 mW.

12.Check that the voltage both ends of resister R501 at this time is below 80 mV.

13.Press the x key.

14.Release the test mode.

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Contents MZ-B100 SpecificationsFlexible Circuit Board Repairing Table of ContentsDisassembly DiagramsEeprom Section Servicing NotesUnleaded Solder Lead Free MarkREVIEW/AMS/ CUE/AMS Section GeneralLocation and Function of Controls Front of the recorderREVIEW/AMS Remote controlDisplay window Main Board Section DisassemblyPanel Lower Assy KEY Board Unit Cabinet Belt SectionMechanism Deck Gear SA Screw M1.4 Optical PICK-UP Block LCX-4RMOTOR, DC Sled M602 Holder AssyQs chassis assy, gear Releasing the Test Mode Section Test ModeSetting Method of Test Mode Operation in Setting the Test ModeMajor item switching Configuration of Test ModeManual Mode 731 Overall Adjustment Mode000 Sound Skip Check Result Display ModeSetting method of Sound Skip Check Result Display Mode 000 R # # # # Self-Diagnosis Display ModeREC Description of Error Indication CodesClearing Self-Diagnosis Data and Total Recording Time Description of Indication HistoryKey Indication Key Check ModeNV Reset Section Electrical AdjustmentsPrecautions for Adjustment Adjustment SequenceAdjustment method of Vrem PWM Duty H mode number Adjustment method of VC PWM Duty L mode numberAdjustment method of Vrem PWM Duty L mode number 766 Adjustment method of VC PWM Duty H mode number765 767014 Temperature CorrectionAdjustment Method of temperature correction Adjustment Method of Overall Adjustment Mode043 Laser Power CheckConnection 141Pin No Pin name Description DiagramsSection Explanation of IC TerminalsHalf Lock SW MIFVSS3Xrst REC KEYDSPVSS0 AdrbAPC DSPVDD0DIFVSS1 SlcvSlcw DIFVDD1MIFVSS1 SET CODE0SET CODE1 SET CODE2Waveforms REC Analog Block Diagram Main /33131 3232 Semiconductor Printed Wiring Board Main /2Uses unleaded solder Refer to page 29 for NotesMain Board +B Switch Sledn 3737 CLV IC301 AK5354VT-E2 IC Block DiagramsXPC18A22FCR2 IC701 SC111258FCR2 Panel Lower Section Exploded Views5354 Panel Upper LID Section116 103 108 109 111 110 112 113 114 102 117 101 115 118 107 106 116 105Mechanism Deck Section MT-MZB100-171 Main Section Electrical Parts ListTantalum TC7W66FKTE85R Transistor R222 218-977-11 Valiable Resistor Revision History
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Manual 28 pages 54.99 Kb

MZ-B100 specifications

The Sony MZ-B100 is a remarkable mini disc player that stands out for its innovative features and technologies, catering to music enthusiasts and professionals alike. Released in the early 2000s, it represents a significant advancement in portable audio technology, combining convenience with high-quality sound reproduction.

One of the key features of the MZ-B100 is its lightweight and compact design, making it highly portable. It allows users to enjoy their favorite music on the go without being burdened by heavy equipment. The device supports the MiniDisc format, which was widely appreciated for its ability to store high-quality audio while offering the flexibility of recording and erasing tracks easily.

The MZ-B100 boasts a range of audio recording capabilities. With its built-in microphone, users can easily capture live performances, meetings, or personal notes. The player features a record timer, which enables timed recordings, an invaluable tool for those who need to capture audio at specific moments. Additionally, the unit supports various recording modes, including LP2 and LP4, allowing users to choose between quality and capacity.

In terms of sound quality, the MZ-B100 employs Sony's ATRAC compression technology. This technology preserves the audio quality while minimizing file sizes, enabling users to store more tracks on a single MiniDisc. The device also includes a digital pitch control feature, which allows users to adjust the playback speed without altering the pitch. This is particularly useful for musicians practicing with recorded accompaniments.

Another standout characteristic of the MZ-B100 is its battery life. Equipped with rechargeable batteries, the device provides extended playback time, ensuring that users can enjoy hours of music without frequent recharges. The user interface is intuitive, featuring a clear display that makes navigation through tracks and playlists seamless.

Connectivity is another important aspect of the MZ-B100. It includes various input and output options, allowing users to connect the player to external audio systems, enabling them to play music through larger speakers or transfer recordings to a computer.

Overall, the Sony MZ-B100 mini disc player is a well-rounded device packed with advanced features aimed at enhancing the listening experience. Its portability, sound quality, and intuitive functionality make it a noteworthy choice for anyone seeking a reliable audio recording and playback solution. The MZ-B100 remains a testament to Sony's commitment to innovation in the world of personal audio technology.
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