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Akai GX-266D Service Manual

Akai GX-266D
36 pages
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SERVICE
MANUAL
PARTS
LIST
worn
GX-266D
I
G4|

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Akai GX-266D Specifications

General IconGeneral
BrandAkai
ModelGX-266D
CategoryTape Deck
LanguageEnglish

Summary

SERVICE MANUAL SECTIONS

Section 1: Service Manual

Detailed service procedures for the Akai GX-266D tape deck.

Section 2: Parts List

List of all components and spare parts for the Akai GX-266D.

TECHNICAL SPECIFICATIONS

Performance Metrics

Key performance data including speed, frequency response, distortion, and noise ratio.

Physical and Electrical Details

Specifications for heads, motors, dimensions, weight, and power requirements.

UNIT DISASSEMBLY

Disassembly Procedure and Parts

Instructions and visual guides for safely taking the unit apart.

DEVICE CONTROLS

Front Panel Control Identification

Diagram and list of all controls and indicators on the front panel.

COMPONENT LOCATIONS

Front and Rear View Diagrams

Illustrated locations of principal parts from front and rear perspectives.

MECHANISM ADJUSTMENTS

Pinch Roller and Brake System Adjustments

Adjusting pinch roller, solenoid, brake, and pause mechanisms.

Capstan, Tension, and Quick Plate Adjustments

Steps for adjusting capstan shaft, tension arm, and quick plate.

MECHANISM ADJUSTMENTS CONTINUED

Pause, Capstan, and Tension Fine-Tuning

Detailed adjustments for pause, capstan play, and tension arm microswitch.

Tape Guide and Reel Table Height

Procedures for adjusting tape guide height and reel table height.

HEAD ADJUSTMENT

Head Alignment Procedures

Step-by-step guide for aligning tape heads for optimal performance.

Test Tape and Adjustment Points

Details on test tapes and specific points for head alignment adjustments.

ELECTRICAL ADJUSTMENT

DC Power Supply and Tape Speed

Procedures for adjusting DC voltage and tape speed using potentiometers.

Adjustment Points and Settings

Table outlining adjustment items, points, results, and settings.

AMPLIFIER ADJUSTMENT

Potentiometer and Component Adjustments

List and description of potentiometers and components for amplifier adjustment.

Specific Adjustment Parameters

Details on adjustments for playback levels, recording levels, and frequency response.

DC RESISTANCE OF VARIOUS COILS

Component Resistance Values

Table listing DC resistance values for various coils and heads.

P.C. BOARD CLASSIFICATION

AMP P.C. Board NE-5222 Diagram

Detailed schematic diagram of the AMP P.C. Board NE-5222.

PARTS LIST USAGE GUIDE

Parts List Reading Instructions

Instructions on how to interpret and use the parts list for ordering.

HEAD BLOCK ASSEMBLY

Head Block Component Breakdown

Illustrated breakdown of the Head Block with part numbers and descriptions.

MAIN MOTOR ASSEMBLY

Main Motor Component Breakdown

Illustrated breakdown of the Main Motor with part numbers and descriptions.

REEL MOTOR/TABLE BLOCK ASSEMBLY

Reel Motor/Table Component Breakdown

Illustrated breakdown of the Reel Motor/Table Block with part numbers.

OPERATION BLOCK ASSEMBLY

Operation Block Component Breakdown

Illustrated breakdown of the Operation Block with part numbers and descriptions.

TENSION BLOCK ASSEMBLY

Tension Block Component Breakdown

Illustrated breakdown of the Tension Block with part numbers and descriptions.

PINCH ROLLER PLUNGER BLOCK ASSEMBLY

Pinch Roller Plunger Block Breakdown

Illustrated breakdown of the Pinch Roller Plunger Block with part numbers.

MECHA ASSEMBLY BLOCK

Mecha Assembly Component Breakdown

Illustrated breakdown of the Mecha Assembly Block with part numbers.

P.C. BOARDS ASSEMBLY

AMP P.C. Board (NE-5222) Components

Detailed list of components for the AMP P.C. Board NE-5222.

P.C. BOARDS ASSEMBLY CONTINUED

SYS. CON P.C. Board (NE-1213) Components

Detailed list of components for the SYS. CON P.C. Board NE-1213.

MIC AMP P.C. Board (NE-5223) Components

Detailed list of components for the MIC AMP P.C. Board NE-5223.

POWER SUPPLY BLOCK ASSEMBLY

Power Supply Block Component Breakdown

Illustrated breakdown of the Power Supply Block with part numbers and descriptions.

AMP ASSEMBLY BLOCK

Amp Assembly Component Breakdown

Illustrated breakdown of the Amp Assembly Block with part numbers and descriptions.

FINAL ASSEMBLY BLOCK

Final Assembly Component Breakdown

Illustrated breakdown of the Final Assembly Block with part numbers and descriptions.

INTERCHANGEABLE SEMICONDUCTORS

Semiconductor Substitution Guide

List of interchangeable semiconductor parts for service replacement.

P.C. BOARD COMPOSITION

AMP P.C. Board NE-5222 Diagram

Detailed schematic diagram of the AMP P.C. Board NE-5222.

MIC AMP P.C. BOARD DIAGRAM

Microphone Amplifier Board Schematic

Schematic diagram of the MIC AMP P.C. Board NE-5223 with component labels.

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