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iLO DTV2794 - User Manual

iLO DTV2794
22 pages
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Summary

SERVICE MODE LIST

Releasing of V-CHIP PASSWORD

Accesses the service mode to release the V-CHIP PASSWORD.

Initialization of factory TV data

Initializes factory TV data, including channel settings and power-on hours.

Check INITIAL DATA of MEMORY IC

Allows checking the initial data stored in the MEMORY IC.

Check SUM DATA, MICON VERSION, POWER ON total hours and Digital TV MICON Firmware

Verifies SUM DATA, MICON VERSION, POWER ON hours, and Digital TV MICON Firmware.

Display of the Adjustment MENU

Activates the display of the adjustment menu for various settings.

WHEN REPLACING EEPROM (MEMORY) IC

CONFIRMATION OF CHECK SUM, POWER ON TOTAL HOURS, MICON VERSION AND DIGITAL TV MICON FIRMWARE VERSION

Confirms check sums, power-on hours, and version information before EEPROM replacement.

CONFIRMATION OF INITIAL DATA

Guides the process of confirming and inputting initial data for a new MEMORY IC.

SERVICING FIXTURES AND TOOLS

JG205 Serial Communication Change JIG

JIG used for connecting the TV set to a personal computer for communication.

JG206 Flash UP-Date Soft Disc

Software disc for updating the TV's firmware.

JG176 2007 SD DTV Rom Disc

Disc containing ROM data for updating Digital TV firmware.

RE-WRITE FOR DIGITAL SOFT FIRMWARE

Procedure for Digital Firmware Update

Steps for rewriting the digital soft firmware using specified tools and discs.

ELECTRICAL ADJUSTMENTS

ADJUSTMENT PROCEDURE

Overview of the procedure for electrical adjustments, including cautions and required tools.

On-Screen Display Adjustment

Instructions for adjusting the On-Screen Display settings.

CONSTANT VOLTAGE

Procedure for adjusting the constant voltage to 130 ± 0.5V.

CUT OFF

Procedure for adjusting the screen volume to obtain a dim raster.

WHITE BALANCE

Steps to adjust white balance by setting R.BIAS, R.DRIVE, B.DRIVE, G.BIAS, B.BIAS.

FOCUS

Procedure for adjusting the focus volume to achieve a distinct picture.

BRIGHT CENT

Procedure for adjusting brightness center for different input modes.

CONTRAST MAX

Procedure for adjusting the maximum contrast level.

TINT

Procedure for adjusting the tint setting until section A becomes a straight line.

COLOR CENT

Procedure for adjusting color center to achieve specific red color level.

HORIZONTAL POSITION

Procedure for adjusting horizontal position to minimize over scan shift.

HORIZONTAL SIZE

Procedure for adjusting horizontal size to achieve specific over scan.

VERTICAL LINEARITY

Procedure for adjusting vertical linearity to minimize over scan.

VERTICAL POSITION

Procedure for adjusting vertical position to fit horizontal line to shadow mask notch.

VERTICAL SIZE

Procedure for adjusting vertical size to achieve specific over scan.

TRAPEZIUM

Procedure for adjusting trapezium to make vertical lines parallel.

PALABOLA CORR

Procedure for adjusting parabola correction to straighten lines.

COR TOP;BTM

Procedure for adjusting corner top and bottom to make vertical lines straight.

OSD POSITION

Procedure for adjusting OSD horizontal position to minimize difference.

Confirmation of Fixed Value (Step No.)

Confirms if the fixed values of each adjustment item are set correctly.

PURITY AND CONVERGENCE ADJUSTMENTS

STATIC CONVERGENCE (ROUGH ADJUSTMENT)

Procedure for rough adjustment of static convergence using magnets.

PURITY

Procedure for adjusting purity magnets to center color and ensure equal width.

STATIC CONVERGENCE

Procedure for aligning red and blue, then magenta and green convergence.

DYNAMIC CONVERGENCE

Procedure for adjusting convergence differences using deflection yoke and wedges.

ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (WIRING CONNECTION)

CRT PCB and Main TV PCB Connections

Guide showing parts location and wiring connections for CRT and TV main PCBs.

iLO DTV2794 Specifications

General IconGeneral
BrandiLO
ModelDTV2794
CategoryTV
LanguageEnglish

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