EasyManua.ls Logo

Samsung 753DFX - User Manual

Samsung 753DFX
82 pages
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
COLOR MONITOR
Chassis Model
AN17K* 753DFX, 76DF
AN17L* 753v, 753s
76V, 76E
Manual
SERVICE
COLOR MONITOR CONTENTS
1. Precautions
2. Product Specifications
3. Disassembly & Reassembly
4. Alignment & Adjustments
5. Troubleshooting
6. Exploded View & Parts List
7. Electrical Parts List
8. Block Diagram
9. Wiring Diagram
10. Schematic Diagrams
CONFIDENTIAL
AN17KS/AN17LS
AN17KT/AN17LT

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Samsung 753DFX and is the answer not in the manual?

Summary

Precautions

Safety Precautions

Detailed safety guidelines for servicing monitors, including HV and fire hazards.

Servicing Precautions

General precautions for safe and effective servicing procedures.

Electrostatically Sensitive Devices (ESD) Precautions

Techniques to prevent damage to ESD components during handling.

Product Specifications

Specifications

Technical details of the monitor including picture tube, frequencies, resolution, and dimensions.

Pin Assignments

Detailed pin assignments for Separate and Macintosh video connectors.

Timing Chart

Standard timing data for various computer video signal modes.

Disassembly and Reassembly

Disassembly

Step-by-step instructions for disassembling the monitor safely.

Before Disassembly

Initial steps before starting monitor disassembly procedures.

Cabinet Disassembly

Procedures for removing the monitor's cabinet and covers.

Removing the CRT Socket PCB

Guide for safely removing the CRT socket PCB.

Removing the Main PCB

Steps to disconnect and remove the main printed circuit board assembly.

CRT Assy Disassembly

Instructions for disassembling the CRT assembly.

Reassembly

General guidance for reassembling the monitor after servicing.

Alignment and Adjustments

Adjustment Conditions

Prerequisites and conditions required before performing adjustments.

Before Making Adjustments

Specific conditions like orientation, warm-up time, and signal setup.

Required Equipment

List of necessary tools and equipment for alignment procedures.

Display Control Adjustments

Procedures for adjusting display controls like voltage, centering, and linearity.

HIGH VOLTAGE

Procedure to measure and set the high voltage level.

Centering

Detailed steps for horizontal and vertical centering adjustments.

Linearity

Adjusting image symmetry and block size for linearity.

Trapezoid Adjustment

Procedure to correct trapezoidal image distortion.

Pinbalance Adjustment

Adjusting the pin balance for image geometry.

Parallelogram Adjustment

Correcting parallelogram distortion in the image.

Side Pincushion Adjustment

Straightening image sides affected by pincushion distortion.

Color Adjustments

Procedures for adjusting color temperature and white balance.

Color Coordinates (Temperature)

Measuring and adjusting color coordinates for white balance.

Focus Adjustment

Adjusting the focus VR on the FBT for sharp image display.

Color Purity Adjustment

Procedure to correct undesirable colors in uniform display fields.

Troubleshooting

Parts Level Troubleshooting

Troubleshooting steps based on specific component failures.

No Power Supply

Diagnostic flowchart for power supply issues.

DPMS Failure

Troubleshooting steps for DPMS (Display Power Management System) failure.

H_Deflection Failure

Troubleshooting flowchart for horizontal deflection circuit failures.

S Correction Failure

Diagnostic steps for S correction circuit issues.

H_Lin. Failure

Troubleshooting for horizontal linearity failures.

Invariable H_Size

Steps to diagnose and fix issues with invariable horizontal size.

Abnormal H_Size

Troubleshooting for abnormal horizontal size settings.

Side Pin or Trap Failure

Diagnostic steps for side pin or trap related failures.

Para. or Pin Balance Failure

Troubleshooting for parallelogram or pin balance issues.

Tilt Failure

Steps to diagnose and fix tilt-related failures.

V Deflection Failure

Troubleshooting flowchart for vertical deflection circuit failures.

V Size or Position Variation Failure

Diagnosing issues with vertical size or position variations.

High Voltage Failure

Troubleshooting steps for high voltage circuit failures.

ABL Failure

Diagnostic flowchart for Automatic Brightness Limiter (ABL) failures.

Dynamic Focus Failure

Troubleshooting steps for dynamic focus circuit issues.

No Video

Troubleshooting steps when there is no video output.

Micom Failure

Diagnostic steps for microcontroller (Micom) failures.

OSD Failure

Troubleshooting steps for On-Screen Display (OSD) failures.

User Control Failure

Diagnosing issues related to user control buttons and functions.

Degaussing Failure

Troubleshooting steps for degaussing circuit failures.

General Troubleshooting

General troubleshooting approaches for common monitor problems.

No Picture

Troubleshooting when the monitor displays no picture.

Shut Down

Diagnostic steps for issues causing the monitor to shut down.

Missing Color

Troubleshooting steps for issues with missing or incorrect colors.

Visible Retrace

Diagnosing and resolving visible retrace lines on the screen.

Unsynchronized Image

Troubleshooting steps for images that are not properly synchronized.

Misconvergence

Adjusting and troubleshooting color convergence issues.

Poor Focus

Troubleshooting steps for problems with image focus.

Purity Failure

Diagnosing and resolving color purity issues.

Exploded View and Parts List

AN17 KS

Exploded view and parts list for the AN17KS model.

AN17 KS Front

Exploded view and parts list for the front assembly of AN17KS.

AN17 KT

Exploded view and parts list for the AN17KT model.

AN17 KT Front

Exploded view and parts list for the front assembly of AN17KT.

AN17 LS

Exploded view and parts list for the AN17LS model.

AN17 LS Front

Exploded view and parts list for the front assembly of AN17LS.

AN17 LT

Exploded view and parts list for the AN17LT model.

AN17 LT Front

Exploded view and parts list for the front assembly of AN17LT.

Electrical Parts List

AN17 K* Main PCB Parts

List of electrical components for the AN17K* main PCB.

AN17 K* Video PCB Parts

List of electrical components for the AN17K* video PCB.

AN17 K* Others

List of electrical components for other parts of AN17K*.

AN17 L* Main PCB Parts

List of electrical components for the AN17L* main PCB.

AN17 L* Video

List of electrical components for the AN17L* video section.

AN17 L* Others

List of electrical components for other parts of AN17L*.

Block Diagrams

Block Diagram

Overall system block diagram illustrating signal flow and components.

Wiring Diagram

Wiring Diagram

Diagram showing electrical connections between components and boards.

Schematic Diagrams

Main Part Schematic Diagram

Detailed schematic of the main board and its components.

Waveform Examples

Visual representations of expected signal waveforms at various test points.

Video Part Schematic Diagram

Detailed schematic of the video board and its components.

Video Waveform Examples

Visual representations of video signals at key test points.

Summary

Precautions

Safety Precautions

Detailed safety guidelines for servicing monitors, including HV and fire hazards.

Servicing Precautions

General precautions for safe and effective servicing procedures.

Electrostatically Sensitive Devices (ESD) Precautions

Techniques to prevent damage to ESD components during handling.

Product Specifications

Specifications

Technical details of the monitor including picture tube, frequencies, resolution, and dimensions.

Pin Assignments

Detailed pin assignments for Separate and Macintosh video connectors.

Timing Chart

Standard timing data for various computer video signal modes.

Disassembly and Reassembly

Disassembly

Step-by-step instructions for disassembling the monitor safely.

Before Disassembly

Initial steps before starting monitor disassembly procedures.

Cabinet Disassembly

Procedures for removing the monitor's cabinet and covers.

Removing the CRT Socket PCB

Guide for safely removing the CRT socket PCB.

Removing the Main PCB

Steps to disconnect and remove the main printed circuit board assembly.

CRT Assy Disassembly

Instructions for disassembling the CRT assembly.

Reassembly

General guidance for reassembling the monitor after servicing.

Alignment and Adjustments

Adjustment Conditions

Prerequisites and conditions required before performing adjustments.

Before Making Adjustments

Specific conditions like orientation, warm-up time, and signal setup.

Required Equipment

List of necessary tools and equipment for alignment procedures.

Display Control Adjustments

Procedures for adjusting display controls like voltage, centering, and linearity.

HIGH VOLTAGE

Procedure to measure and set the high voltage level.

Centering

Detailed steps for horizontal and vertical centering adjustments.

Linearity

Adjusting image symmetry and block size for linearity.

Trapezoid Adjustment

Procedure to correct trapezoidal image distortion.

Pinbalance Adjustment

Adjusting the pin balance for image geometry.

Parallelogram Adjustment

Correcting parallelogram distortion in the image.

Side Pincushion Adjustment

Straightening image sides affected by pincushion distortion.

Color Adjustments

Procedures for adjusting color temperature and white balance.

Color Coordinates (Temperature)

Measuring and adjusting color coordinates for white balance.

Focus Adjustment

Adjusting the focus VR on the FBT for sharp image display.

Color Purity Adjustment

Procedure to correct undesirable colors in uniform display fields.

Troubleshooting

Parts Level Troubleshooting

Troubleshooting steps based on specific component failures.

No Power Supply

Diagnostic flowchart for power supply issues.

DPMS Failure

Troubleshooting steps for DPMS (Display Power Management System) failure.

H_Deflection Failure

Troubleshooting flowchart for horizontal deflection circuit failures.

S Correction Failure

Diagnostic steps for S correction circuit issues.

H_Lin. Failure

Troubleshooting for horizontal linearity failures.

Invariable H_Size

Steps to diagnose and fix issues with invariable horizontal size.

Abnormal H_Size

Troubleshooting for abnormal horizontal size settings.

Side Pin or Trap Failure

Diagnostic steps for side pin or trap related failures.

Para. or Pin Balance Failure

Troubleshooting for parallelogram or pin balance issues.

Tilt Failure

Steps to diagnose and fix tilt-related failures.

V Deflection Failure

Troubleshooting flowchart for vertical deflection circuit failures.

V Size or Position Variation Failure

Diagnosing issues with vertical size or position variations.

High Voltage Failure

Troubleshooting steps for high voltage circuit failures.

ABL Failure

Diagnostic flowchart for Automatic Brightness Limiter (ABL) failures.

Dynamic Focus Failure

Troubleshooting steps for dynamic focus circuit issues.

No Video

Troubleshooting steps when there is no video output.

Micom Failure

Diagnostic steps for microcontroller (Micom) failures.

OSD Failure

Troubleshooting steps for On-Screen Display (OSD) failures.

User Control Failure

Diagnosing issues related to user control buttons and functions.

Degaussing Failure

Troubleshooting steps for degaussing circuit failures.

General Troubleshooting

General troubleshooting approaches for common monitor problems.

No Picture

Troubleshooting when the monitor displays no picture.

Shut Down

Diagnostic steps for issues causing the monitor to shut down.

Missing Color

Troubleshooting steps for issues with missing or incorrect colors.

Visible Retrace

Diagnosing and resolving visible retrace lines on the screen.

Unsynchronized Image

Troubleshooting steps for images that are not properly synchronized.

Misconvergence

Adjusting and troubleshooting color convergence issues.

Poor Focus

Troubleshooting steps for problems with image focus.

Purity Failure

Diagnosing and resolving color purity issues.

Exploded View and Parts List

AN17 KS

Exploded view and parts list for the AN17KS model.

AN17 KS Front

Exploded view and parts list for the front assembly of AN17KS.

AN17 KT

Exploded view and parts list for the AN17KT model.

AN17 KT Front

Exploded view and parts list for the front assembly of AN17KT.

AN17 LS

Exploded view and parts list for the AN17LS model.

AN17 LS Front

Exploded view and parts list for the front assembly of AN17LS.

AN17 LT

Exploded view and parts list for the AN17LT model.

AN17 LT Front

Exploded view and parts list for the front assembly of AN17LT.

Electrical Parts List

AN17 K* Main PCB Parts

List of electrical components for the AN17K* main PCB.

AN17 K* Video PCB Parts

List of electrical components for the AN17K* video PCB.

AN17 K* Others

List of electrical components for other parts of AN17K*.

AN17 L* Main PCB Parts

List of electrical components for the AN17L* main PCB.

AN17 L* Video

List of electrical components for the AN17L* video section.

AN17 L* Others

List of electrical components for other parts of AN17L*.

Block Diagrams

Block Diagram

Overall system block diagram illustrating signal flow and components.

Wiring Diagram

Wiring Diagram

Diagram showing electrical connections between components and boards.

Schematic Diagrams

Main Part Schematic Diagram

Detailed schematic of the main board and its components.

Waveform Examples

Visual representations of expected signal waveforms at various test points.

Video Part Schematic Diagram

Detailed schematic of the video board and its components.

Video Waveform Examples

Visual representations of video signals at key test points.

Samsung 753DFX Specifications

General IconGeneral
BrandSamsung
Model753DFX
CategoryMonitor
LanguageEnglish

Related product manuals