Sony KV-21FQ10E User Manual

MODEL COMMANDER DEST. CHASSIS NO.
CHASSIS
TRINITRON ® COLOR TV
SERVICE MANUAL BX1
MODEL COMMANDER DEST. CHASSIS NO.
KV-21CL1K RM-W100 OIRT SCC-U92E-A
KV-21CL10B RM-W100 FR SCC-U89D-A
KV-21CL10E RM-W100 ESP SCC-U91D-A
KV-21CL10K RM-W100 OIRT SCC-U92D-A
KV-21CL10U RM-W100 UK SCC-U93C-A
KV-21FQ10B RM-W100 FR SCC-U89B-A
KV-21FQ10E RM-W100 ESP SCC-U91B-A
KV-21FQ10K RM-W100 OIRT SCC-U92B-A
KV-21FQ Models KV-21CL Models

Sony KV-21FQ10E Specifications

General

Screen Size	21 inches
Display Type	CRT
Aspect Ratio	4:3
Tuner	Analog
Sound System	NICAM/A2
Connectors Front	AV in, Headphones
Connectors Rear	2 x SCART

Summary

Safety Precautions

Picture Tube Anode Safety Warning

Warning to short circuit the picture tube anode and cap after removal.

Electrical Shock Hazard Warning

Instruction to use an isolation transformer for shock hazard prevention.

Safety Component Replacement Guidelines

Guideline for replacing safety-critical components with specified parts.

Lead-Free Solder Servicing Precautions

UK Model Plug and Fuse Safety Warning

Disassembly Procedures

KV-21FQ Model Disassembly

Step-by-step procedures for disassembling the KV-21FQ series models.

KV-21CL Model Disassembly

Step-by-step procedures for disassembling the KV-21CL series models.

Set-Up Adjustments

Beam Landing Calibration

Procedure for adjusting the beam landing on the picture tube.

Color Convergence Calibration

Procedure for adjusting color convergence for optimal picture quality.

Picture Focus Calibration

Procedure for adjusting the picture focus for sharpness.

G2 Screen Voltage Adjustment

Procedure for adjusting the screen grid voltage (G2).

White Balance Calibration

Procedure for adjusting white balance for accurate color reproduction.

Circuit Adjustments

Service Mode Adjustment via Commander

Using the remote commander to enter service mode and make adjustments.

Adjustable Circuit Items Table

Sub Brightness & Contrast Adjustments

Sub Colour & Tuner AGC Adjustments

Deflection Geometry Adjustments

Procedures for adjusting various deflection parameters for image geometry.

Diagrams and Schematics

System Block Diagram

Overall block diagram of the TV's internal circuitry.

Detailed Schematic Diagrams

Detailed circuit schematics for various sections of the TV.

C Board Schematic

A Board Processor Schematic

A Board Audio Schematic

A Board Power Supply Schematic

A Board Deflection Schematic

A Board Tuner Schematic

A Board Jack/Scart Schematic

Voltage and Waveform Measurements

Lists of voltages and waveforms for troubleshooting A Board ICs.

Self-Diagnostic Function

Self-Diagnostic Test Indicators

Interpreting STANDBY indicator flashes for error diagnosis.

Indicator Flash Count Display

How to Stop Indicator Flashing

Accessing Self-Diagnostic Screen

Accessing and interpreting past failure data on screen.

Managing Diagnostic Screen Results

Self-Diagnostic Circuit Overview