Daewoo DTQ-14U1FSP/20U1FSP, DTQ-14V1FC/20V1FC, DTQ-14V1FS/20V1FS service manual Focus Adjustment

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ALIGNMENT INSTRUCTIONS

2)FOCUS ADJUSTMENT

Turn in a local station and adjust the Focus Control knob (located on FBT) for best picture details at high light condition.

3)RF AGC DELAY ADJUSTMENT (S5)

Receive a good local channel.

Enter the service mode and select service adjustment S5.

You can see the OSD as shown in below.

IF CONTROL

AUTO RFAGC START

VIDEOL7

RFAGCD10

FM.LEV8

AGC POINT

3.75

A/D VALUE : 8DH

¡ã ¡å MOVE ¢¸ ¢º ADJUST RECALL : SET

Select RFAGCD item, press the volume up or down button until noise or beat in picture disappears.

Press the DISPLAY button to memorize the data.

 

 

4) GEOMETRIC ADJUSTMENTS (S6)

 

 

 

Enter the service mode and select service adjustment S7.

 

Whenever you select the “S7”using the volume up or down button, the screen is changing like this.

NORMAL

BLACK

WHITE100

WHITE60

CROSS

Using the volume up or down button, select internal cross pattern.

 

Select service adjustment S6

 

 

 

You can see the OSD as shown in below.

 

 

GEOMETRY

H. PHASE 20

V.

POSI

29

V.

SIZE

70

NO SD POWER OFF YES

V

SC

0

V

LIN

20

¡ã ¡å MOVE ¢¸ ¢º ADJUST RECALL : SET

4-1. Horizontal Position Adjustment

Select H.PHASE item, adjust H.PHASE data value to obtain proper horizontal centering of the internal cross pattern at the left and right of the screen.

4-2. Vertical Position Adjustment

Select V.POSI item, adjust V.POSI data value to center the raster properly on thescreen.

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Contents Color Television Page Product Safety Servicing Guidelines for Audio Video Products Safety Checks Subject Implosion Specifications ItemsDiagram Service Mode Adjustments Alignment InstructionsAssembly Adjustments Alignment InstructionsFocus Adjustment White Balance ADJUSTMENTS8 Contrast IC Description COMI701Abstract Function Table of Option and Schedule Pin Description IC Description IC Description I101 DPM Troubleshooting Guide No PowerNo Picture MicomNo Sound MicomCH DON’T Stop MicomNo Color No Vertical DeflectionRemote Control does not Operate No ON-SCREEN DisplayElectrical Parts List LOC Part Code Part Name DescriptionElectrical Parts List DUZ9R1BM Diode Zener Metal Film 1W 3.6 OHM J Small HRFT472FCA Chip Exploded View DTQ-14V3FS DTQ-14V5FC / FS DTQ-14U1FS DTQ-20V1FS DTQ-20V3FS DTQ-20V4FS DTQ-20U1FS Mon Aug 09 094804 Mail G7F00E@web.dwe.co.kr TEL 82-2-360-8179~8180/8187 FAX
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