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Onkyo MD-105 Service Manual

Onkyo MD-105
46 pages
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Onkyo MD-105 Specifications

General IconGeneral
Sampling Frequency44.1kHz
Recording FormatATRAC (Adaptive Transform Acoustic Coding)
Playback FormatsMD
Recording MediaMiniDisc
InputAnalog
OutputAnalog (RCA), Digital (Optical)
Headphone OutputYes
DisplayLCD
Remote ControlYes
Playback TimeUp to 74 minutes (standard MD)
TypePortable Minidisc Recorder/Player
Wow and FlutterBelow measurable level

Summary

Safety-Related Component Warning

Specifications

Caution on Replacement of Optional Pickup

Protection of Eyes from Laser Beam During Servicing

Laser Warning Label

Mechanism Replacement and Procedures

Optical Pickup Replacement

Procedure and conditions for replacing the optical pickup unit.

Optical Pickup Replacement Conditions

Criteria for replacing the optical pickup based on error rates and performance.

Optical Pickup Replacement Process

Step-by-step guide for physically replacing the optical pickup unit.

Optical Pickup Replacement Check

Magnetic Head Replacement

Magnetic Head Replacement Process

Step-by-step guide for replacing the magnetic head assembly.

Magnetic Head Replacement Check

Procedure to verify magnetic head replacement and measure error rate.

Spindle Motor Replacement and Alignment

Spindle Motor Replacement Procedure

Steps for removing and replacing the spindle motor unit.

Spindle Motor Alignment Procedure

Procedure to align the spindle motor using test points and oscilloscope.

MD Mechanism Measurement Methods

Jitter Measurement Methods

Read-in Position Measurement

Laser Power Measurement

Grating Check

MD Mechanism Disassembly

MD Mechanism Disassembly Procedures

Mechanism Component Removal

Mechanism Adjustment and Checks

Schematic Diagram

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