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AMSTRAD GT65 - User Manual

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Summary

KEYBOARD EXPLODED VIEW

KEYBOARD PARTS LIST

Lists all components of the keyboard assembly for identification.

CPC6128 BASIC HARDWARE ANALYSIS

FUNCTION DIAGRAMS

CPC6128 FUNCTION DIAGRAMS

Software Errors

Soft Error Detection and Correction

Procedures for detecting and remedying soft disk errors.

Write Error Handling

Steps for correcting disk write errors during operation.

Seek Error Troubleshooting

Steps to diagnose and fix disk seek errors.

Disk Drive Diagnostic Flow Chart

Troubleshooting Steps

Step-by-step guide for diagnosing disk drive issues.

Alignment Checks

Adjustment and Checking Procedures

Covers radial, index burst, and azimuth checks for disk alignment.

Test Point List

Details signals and test points for disk alignment procedures.

Disk Drive Alignment Checks

Disk Drive Alignment Checks Part 2

Disk Drive Alignment Procedures

Check Positioning

Verifies disk positioning accuracy at track 00.

Adjustment of Index Timing

Adjusts index burst timing for accurate disk rotation.

Check of Head Output

Measures head output signal level for proper read/write function.

Adjustment of Positioning

Fine-tunes disk head positioning using amplitude ratio.

Confirmation of Head Azimuth

Checks and adjusts head azimuth alignment for data integrity.

CPC6128 Main PCB Layout

CPC6128 CPU Circuit Diagram

CPC6128 Electrical Parts List

GT65 Cabinet Exploded View

GT65 Cabinet Parts List

Lists all external components of the GT65 monitor cabinet.

GT65 Circuit Diagram and Voltages

GT65 Main PCB Layout

GT65 Electrical Parts List

CTM644 Cabinet Drawing

CTM644 Cabinet Parts List

Lists all external components of the CTM644 monitor cabinet.

CTM644 Electrical Parts List

CTM644 Electrical Parts List Part 2

CTM644 Circuit Diagram

CTM644 Circuit Diagram Part 2

Interface Circuit Diagram

Disc Control Circuit Diagram

Disk Drive Mechanism

Mechanical Replacements

Detailed steps for replacing key disk drive mechanism components.

Technical Specifications

LSI Chipset Overview

Details the main LSI chips used in the CPC6128 system.

Display Specifications

Outlines the display modes and resolutions supported.

Keyboard and Peripherals

Describes keyboard, cassette, and add-on capabilities.

Disc System Details

Explains disc drive specifications, AMSDOS, and CP/M Plus.

Physical Dimensions and Power

Lists physical dimensions and power supply requirements.

AMSTRAD GT65 Specifications

General IconGeneral
BrandAMSTRAD
ModelGT65
CategoryDesktop
LanguageEnglish

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