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Sony MHC-2600 Service Manual

Sony MHC-2600
150 pages
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Table of Contents

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Sony MHC-2600 Specifications

General IconGeneral
BrandSony
ModelMHC-2600
CategoryStereo System
LanguageEnglish

Summary

SPECIFICATIONS

Power requirements

AC power input voltage and frequency for different models.

Power consumption

Power usage details for various models.

Dimensions

Physical dimensions of the equipment.

Weight

Specifies the weight of the units.

PARTS LIST

ACCESSORY & PACKING MATERIALS

Lists included accessories and packing materials.

SECTION 1 GENERAL

Location of Controls

Identifies and describes the unit's controls.

SECTION 2 MECHANICAL ADJUSTMENTS

PRECAUTION

Safety precautions before performing mechanical adjustments.

Torque Measurement

Details torque specifications for mechanical adjustments.

SECTION 3 ELECTRICAL ADJUSTMENTS

Test Tape

Information about test tapes used for adjustments.

Record/Playback Head Azimuth Adjustment

Procedure for adjusting the record/playback head azimuth.

Tape Speed Adjustment

Procedure for adjusting tape speed.

SECTION 4 DIAGRAMS

4-1. IC PIN DESCRIPTION

Details pin functions for IC351 and IC406.

4-2. BLOCK DIAGRAM

Provides a block diagram of the system.

4-3. PRINTED WIRING BOARDS — MAIN SECTION —

Shows printed wiring board layout for the main section.

4-4. SCHEMATIC DIAGRAM — MAIN SECTION —

Presents the schematic diagram for the main section.

4-5. SCHEMATIC DIAGRAM

Provides schematic diagrams for various sections.

4-6. PRINTED WIRING BOARDS — PIN JACK SECTION —

Shows printed wiring board layout for the pin jack section.

4-7. IC BLOCK DIAGRAMS

Illustrates block diagrams for various ICs.

4-8. PIN FUNCTIONS OF IC501

Details pin functions for IC501.

SECTION 5 EXPLODED VIEWS

5-1. CHASSIS SECTION

Exploded view of the chassis section.

5-3. MECHANISM SECTION - 1 -

Exploded view of the mechanism section, part 1.

5-4. MECHANISM SECTION - 2 -

Exploded view of the mechanism section, part 2.

SECTION 6 ELECTRICAL PARTS LIST

MAIN

Electrical parts list for the main board.

PANEL

Electrical parts list for the panel board.

PIN JACK

Electrical parts list for the pin jack board.

POWER

Electrical parts list for the power board.

TRANSFORMER

Electrical parts list for the transformer board.

DISPLAY

Electrical parts list for the display board.

SECTION 2 ELECTRICAL BLOCK CHECKING

RF Level Check

Procedure for checking RF signal level.

S Curve Check

Procedure for checking S curve waveform.

E-F Balance Check

Procedure for checking E-F balance.

Traverse Oscilloscope

Describes traverse oscilloscope waveform observation.

RF PLL Free-run Frequency Check

Procedure for checking RF PLL free-run frequency.

SECTION 3 DIAGRAMS

3-1. BLOCK DIAGRAM

Provides a block diagram of the system.

3-2. SEMICONDUCTOR LEAD LAYOUTS

Shows lead layouts for semiconductors.

3-3. PRINTED WIRING BOARDS

Illustrates printed wiring boards.

3-4. SCHEMATIC DIAGRAM

Presents schematic diagrams for various sections.

3-5. IC BLOCK DIAGRAMS

Illustrates block diagrams for various ICs.

3-6. PIN FUNCTIONS OF IC201 AND IC401

Details pin functions for IC201 and IC401.

SECTION 4 EXPLODED VIEW

3-1. CHASSIS SECTION

Exploded view of the chassis section.

3-2. CD MECHANISM SECTION (CDM13B-5BD3)

Exploded view of the CD mechanism section.

3-3. OPTICAL PICK-UP BLOCK (BU-5BD3)

Exploded view of the optical pick-up block.

SECTION 5 ELECTRICAL PARTS LIST

CAPACITOR

List of capacitors with part numbers and specifications.

CONNECTOR

List of connectors with part numbers.

DIODE

List of diodes with part numbers and types.

TRANSISTOR

List of transistors with part numbers and types.

RESISTOR

List of resistors with part numbers and values.

SAFETY CHECK-OUT

LEAKAGE TEST

Procedure for performing leakage tests.

SECTION 2 DISASSEMBLY

2-1. REMOVAL OF UPPER CASE, FRONT PANEL AND PANEL BOARD

Steps for removing the upper case, front panel, and panel board.

2-2. REMOVAL OF BACK PANEL, SPEAKER BOARD, JACK BOARD AND FAN MOTOR

Steps for removing back panel, speaker, jack boards, and fan motor.

SECTION 3 DIAGRAMS

3-1. CIRCUIT BOARDS LOCATION

Shows the location of various circuit boards.

3-2. SEMICONDUCTOR LEAD LAYOUTS

Shows lead layouts for semiconductors.

3-3. PRINTED WIRING BOARDS - MAIN SECTION -

Illustrates printed wiring boards for the main section.

3-5. SCHEMATIC DIAGRAM - MAIN SECTION -

Presents the schematic diagram for the main section.

3-6. SCHEMATIC DIAGRAM - PANEL SECTION -

Presents the schematic diagram for the panel section.

SECTION 4 EXPLODED VIEW

4-1. CHASSIS SECTION

Exploded view of the chassis section.

SECTION 6 ELECTRICAL PARTS LIST

AUDIO

Electrical parts list for audio components.

PANEL

Electrical parts list for panel components.

CONNECTOR

Electrical parts list for connector components.

SECTION 1 SERVICING NOTES

SUPPLY OF POWER DURING SERVICES

Information on power supply for servicing.

SERVICE MODE TO CHECK TIMER FUNCTION ON-OFF

Procedure for checking timer function.

COMPLETION

Note on completing service procedures.

SERVICE MODE TO CHECK FL TUBE AND KEY INPUT

Procedure for checking FL tube and key input.

HOW TO FORCEFULLY TURN POWER ON

Steps for forcefully turning the unit ON.

SECTION 2 GENERAL

Parts Identification

Identifies various parts of the unit.

Clock Setting

Instructions for setting the clock.

Radio

Instructions for radio operation.

Storing Stations

Procedure for storing radio stations.

To Tune in a Preset Station

Procedure for tuning to a preset station.

AM SECTION

AM TUNING LEVEL ADJUSTMENT

Procedure for adjusting AM tuning level.

SECTION 4 DIAGRAMS

4-1. BLOCK DIAGRAM

Provides a block diagram of the tuner.

4-2. SEMICONDUCTOR LEAD LAYOUTS

Shows lead layouts for semiconductors.

4-3. PRINTED WIRING BOARD - TUNER SECTION -

Illustrates printed wiring boards for the tuner section.

4-4. SCHEMATIC DIAGRAM - TUNER SECTION -

Presents the schematic diagram for the tuner section.

4-5. PRINTED WIRING BOARD - DISPLAY SECTION -

Illustrates printed wiring boards for the display section.

4-6. SCHEMATIC DIAGRAM - DISPLAY SECTION -

Presents the schematic diagram for the display section.

SECTION 5 EXPLODED VIEW

5-1. CHASSIS SECTION

Exploded view of the chassis section.

1. FRONT PANEL REMOVAL

2. WIRING DIAGRAM

3. EXPLODED VIEW AND PARTS LIST

HARDWARE LIST

Lists hardware items used in assembly.

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