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Orion 21MT9A - User Manual

Orion 21MT9A
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SERVICE MANUAL
Design and specifications are subject to change without notice.
21MT9A
COLOR TELEVISION RECEIVER
ORIGINAL
MFR’S VERSION B
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Orion 21MT9A Specifications

General IconGeneral
BrandOrion
Model21MT9A
CategoryTV Receiver
LanguageEnglish

Summary

SERVICING NOTICES ON CHECKING

GENERAL SPECIFICATIONS

G-1. Outline of the Product

Physical dimensions and CRT deflection angle of the television.

G-7. Tuner and Receiving

Details about the tuner type, receiving system, and tuning.

G-13. Power Consumption

Power usage in operation, standby, and annual consumption.

G-23. Terminals

List and types of input/output terminals available on the TV.

DISASSEMBLY INSTRUCTIONS

1. REMOVAL OF ANODE CAP

Step-by-step guide for safely removing the anode cap.

2. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC

Procedures for removing and installing flat package ICs on PCBs.

SERVICE MODE LIST

Confirmation of Using Hours

Displays the total power-on hours of the television.

Note for Replacing Memory IC

Guidelines for replacing the memory IC and data settings.

ELECTRICAL ADJUSTMENTS

Before Making Electrical Adjustments

Preparatory steps and precautions before performing adjustments.

Basic Adjustments - On-Screen Display

Adjusting basic display parameters via the on-screen menu.

White Balance Adjustment

Calibrating the color temperature for accurate white reproduction.

PURITY AND CONVERGENCE ADJUSTMENTS

Static Convergence (Rough Adjustment)

Initial rough adjustment of static convergence using magnets.

Dynamic Convergence

Adjusting dynamic convergence for color alignment across the screen.

Major Components Location Guide

Block Diagram

Schematic Diagrams

MICON;TUNER Schematic Diagram

Circuit diagram for the Microcomputer and Tuner sections.

Power Schematic Diagram

Circuit diagram for the power supply and distribution system.

Waveforms

Mechanical Exploded View

Mechanical Replacement Parts List

Electrical Replacement Parts List