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LG FLATRON F700B User Manual

LG FLATRON F700B
59 pages
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Model Description
MODEL
BRAND
Printing Specification
1. Trim Size (Format) : 215mm x 280 mm
2. Printing Colors
Cover : LG COLOR
Inside : Black
3. Stock (Paper)
Cover : Snow white paper 150 g/
Inside : Snow white paper 100 g/
4. Printing Method :
5. Bindery : Saddle stitch
6. Language : English
7. Number of pages : 39(Including blank 3pages)
Part No.
1.
2.
Service Guide Specification
Service Guide Specification
Changes
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F700BK
KLEUED
LG
3828TSL086H
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8
Special Instructions3.
Product Name
FLATRON F700B
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LG FLATRON F700B Specifications

General IconGeneral
Screen Size17 inches
Display TypeCRT
Maximum Resolution1280 x 1024
Refresh Rate85 Hz
Aspect Ratio5:4
Viewable Size16 inches
Dot Pitch0.25 mm
Vertical Refresh Rate50 - 160 Hz
Bandwidth110 MHz
Horizontal Refresh Rate30 - 70 kHz
Input SignalVGA

Summary

Model Description

Printing Specification

Special Instructions

Changes

PICTURE TUBE SPECIFICATIONS

SIGNAL SPECIFICATIONS

HORIZONTAL AND VERTICAL SYNC

Input voltage levels and sync polarity for signals.

VIDEO INPUT SIGNAL DETAILS

Voltage levels, impedance, color, and format for video input.

SIGNAL CONNECTOR TYPE

Details of the signal connector type.

SCANNING FREQUENCY RANGES

Horizontal and vertical scanning frequency ranges.

POWER SUPPLY SPECIFICATIONS

POWER SUPPLY RANGE

AC input voltage range and current.

POWER CONSUMPTION MODES

Power consumption in different operating modes.

DISPLAY AREA SPECIFICATIONS

ACTIVE VIDEO AREA DIMENSIONS

Dimensions of the active video display area.

DISPLAY COLOR AND RESOLUTION

Color capabilities and supported display resolutions.

VIDEO BANDWIDTH SUPPORT

Maximum video bandwidth supported.

OPERATING ENVIRONMENT

TEMPERATURE AND HUMIDITY LIMITS

Recommended operating temperature and humidity ranges.

MAXIMUM OPERATING ALTITUDE

Maximum operating altitude.

PHYSICAL DIMENSIONS

WEIGHT SPECIFICATIONS

SAFETY PRECAUTIONS

COMPONENT SAFETY WARNINGS

Importance of using specified parts for safety.

SAFETY CHECK PROCEDURES

Checks to perform before servicing equipment.

FIRE AND SHOCK HAZARDS

Precautions regarding electrical hazards during service.

IMPLOSION PROTECTION

Care during installation to avoid CRT implosion.

X-RADIATION PREVENTION

Measures to prevent X-radiation from the picture tube.

OPERATING INSTRUCTIONS

POWER BUTTON FUNCTION

How to turn the monitor on and off.

POWER INDICATOR LIGHT

Meaning of the power indicator light colors.

MENU BUTTON USAGE

How to enter and exit the on-screen display.

ADJUSTMENT BUTTONS

Using buttons for adjusting settings.

SELECT BUTTON FUNCTION

How to select options in the on-screen display.

TILT/SWIVEL & BACK COVER REMOVAL

TOTAL CHASSIS ASSEMBLY REMOVAL

BLOCK DIAGRAM DESCRIPTION

LINE FILTER AND ASSOCIATED CIRCUIT

Circuit for suppressing noise on the power input line.

DEGAUSS CIRCUIT AND COIL

Circuit for degaussing the CRT screen.

SMPS FUNCTION

Operation of the Switching Mode Power Supply.

X-RAY PROTECTION MECHANISM

How the system prevents X-radiation.

MICOM MICROPROCESSOR CIRCUIT

Function of the microprocessor and its associated circuits.

HORIZONTAL AND VERTICAL OSCILLATION

Circuit generating horizontal and vertical pulses.

DC TO DC CONVERTER FUNCTION

DC voltage supply for horizontal deflection.

SIDE-PINCUSHION CORRECTION

Circuit for correcting screen distortion.

HORIZONTAL DEFLECTION OUTPUT

Circuit for horizontal deflection of the screen.

HIGH VOLTAGE OUTPUT AND FBT

Generating high voltage for the CRT.

H-LINEARITY CORRECTION

Correcting horizontal linearity.

VERTICAL OUTPUT CIRCUIT

Circuit for vertical deflection.

DYNAMIC FOCUS OUTPUT

Circuit for maintaining focus on screen.

H & V BLANKING AND BRIGHTNESS CONTROL

Blanking and brightness control functions.

BLOCK DIAGRAM DESCRIPTION (Continued)

IMAGE ROTATION TILT CIRCUIT

Correcting screen tilt using a tilt coil.

VIDEO PRE-AMP CIRCUIT

Amplifying the analog video signal.

VIDEO OUTPUT AMP CIRCUIT

Amplifying video signal for CRT cathode.

ADJUSTMENT PROCEDURE AND METHOD

CHECKING B+ VOLTAGE

Procedure to check B+ voltage levels.

HIGH-VOLTAGE ADJUSTMENT

Steps to adjust the high voltage output.

FACTORY MODE ADJUSTMENT

Adjusting factory preset modes.

WHITE BALANCE AND LUMINANCE

Adjusting color balance and brightness.

ADJUSTMENT PROCEDURES

WHITE BALANCE AND LUMINANCE (CONTINUED)

Fine-tuning color balance and brightness.

INPUT EDID DATA CONFIGURATION

Procedure for inputting EDID data.

FOCUS ADJUSTMENT

Steps to adjust the monitor's focus.

TROUBLESHOOTING GUIDE

NO POWER ISSUES

Steps to diagnose and resolve power-on problems.

NO CHARACTER DISPLAY

Troubleshooting steps for a blank screen.

NO RASTER DISPLAY

Diagnosing issues with no visible raster.

HORIZONTAL DEFLECTION PROBLEMS

Troubleshooting a single vertical line.

HORIZONTAL LINEARITY TROUBLE

Diagnosing and fixing H-linearity issues.

VERTICAL DEFLECTION ISSUES

Troubleshooting no vertical deflection.

OSD FUNCTION PROBLEMS

Diagnosing issues with the On-Screen Display.

DPM MODE MALFUNCTIONS

Troubleshooting issues with power management modes.

NO DEGAUSSING FUNCTION

Steps to resolve degaussing failures.

NO TILT OR ROTATION

Troubleshooting tilt and rotation control problems.

PIN CONFIGURATION

M24C08 EEPROM PINOUT

Pin details for the M24C08 serial I2C BUS EEPROM.

TDA4867J IC PINOUT

Pin configuration for the TDA4867J IC.

PIN CONFIGURATION (Continued)

TDA4841PS IC PINOUT

Pin details for the TDA4841PS IC.

CONTROL BOARD LAYOUT

CONTROL BOARD COMPONENT SIDE

Component placement on the control board.

CONTROL BOARD SOLDER SIDE

Solder side view of the control board.

MAIN BOARD LAYOUT

MAIN BOARD COMPONENT SIDE

Component placement on the main board.

MAIN BOARD SOLDER SIDE

Solder side view of the main board.

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