LG Flatron T730BH User Manual

COLOR MONITOR
SERVICE MANUAL
Website:http://biz.LGservice.com
E-mail:http://www.LGEservice.com/techsup.html
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
MODEL: T730BH(K) (T730BHKL-K***E*)
CHASSIS NO. : CA-136
(T730SHKL-K***E*)
( ) **Same model for Service
*Same looking with new chassis.
T730SH(K)

LG Flatron T730BH Specifications

General

Screen Size	17 inches
Display Type	CRT
Maximum Resolution	1280 x 1024
Refresh Rate	85 Hz
Aspect Ratio	5:4
Contrast Ratio	500:1
Dot Pitch	0.25 mm
Vertical Refresh Rate	50 - 160 Hz
Input Signal	Analog
Input Connector	VGA
Power Consumption (standby)	5W
Viewable Size	16 inches
Horizontal Refresh Rate	30 - 70 kHz
Input Connectors	VGA

Summary

SPECIFICATIONS

SAFETY PRECAUTIONS

Component Warnings & Hazards

SERVICING PRECAUTIONS

General Servicing & Static Discharge

SERVICING PROCEDURES

BLOCK DIAGRAM

BLOCK DIAGRAM DETAILS

ADJUSTMENT PROCEDURES

Preparation & Hot Key Adjustment

IMAGE ADJUSTMENTS

ADVANCED ADJUSTMENTS

White Balance, Focus & Color Purity

SOFTWARE ADJUSTMENTS

Factory Mode & White Balance/Luminance

TROUBLESHOOTING GUIDE

Power & Display Issues

Covers troubleshooting for No Power, No Character, and No Raster conditions.

DEFLECTION & POWER ISSUES

Vertical Deflection & DPM Failures

Details troubleshooting for No Vertical Deflection and DPM failures.

SIGNAL & DEGAUSSING ISSUES

No Degaussing & Horizontal Deflection

Covers troubleshooting for No Degaussing and Horizontal Deflection failures.

HORIZONTAL & SIZE ISSUES

H-Linearity, H-Size & Pin Failures

Details troubleshooting for H-Linearity, Abnormal H-Size, Side Pin, and Pin Balance failures.

VERTICAL & FOCUS ISSUES

Tilt, V-Size, Pos. Variation & Focus Failures

Covers troubleshooting for Tilt, V Size/Pos Variation, and Focus failures.

VOLTAGE & CONTROL ISSUES

High Voltage, ABL, Micom & OSD Failures

Details troubleshooting for High Voltage, ABL, Micom, and OSD failures.

USER & PURITY ISSUES

User Control, Color, Retrace & Purity Failures

Covers troubleshooting for User Control, Missing Color, Visible Retrace, and Purity failures.

GEOMETRIC & FOCUS ISSUES

Misconvergence & Poor Focus