Daewoo CM-405F, DTH-2930SSFV service manual Assembly Adjustments

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ALIGNMENT INSTRUCTION

2.ASSEMBLY ADJUSTMENTS

1) SCREEN ADJUSTMENT (S2)

Enter the service mode and select service adjustment S2.

You can see the one horizontal line on the screen.

Adjust the Screen Control Volume (located on FBT) so that the horizontal line onscreen may be disappeared.

Press S2 button to exit in the screen adjustment mode.

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) AGC ADJUSTMENT

Adjust the antenna signal level at 60 dBuV

Tune a colour bar pattern.

Find the "AGC" item in service mode.

(it’s two way to entering the "AGC" item in service mode)

-Enter the service mode and select service adjustment S5 and select AUTO-AGC.

-Enter the service mode and select service adjustment S3.

Wait until AGC level stabilise to the optimum value.

Alternatively,

Enter the service mode and select service adjustment S5 and select AGC LEVEL. Use "Vol Up/Dwn" keys to adjust manually to the desired Tuner Take Over Point.

4) GEOMETRIC ADJUSTMENTS (S6)

Select service adjustment S6

You can see the OSD as shown in below.

V.SLOPE

25

EW TRAPEZ

28

V.CENTER

38

CORNER TOP

43

V.SIZE

44

CORNER BOTTOM

38

H.CENTER

47

50Hz. HC

5

H.SIZE

51

50Hz.HS

1

V.LINEARITY

34

50Hz.VC

0

S_CORRECT

30

50Hz.VS

0

H.PARALLEL

31

HBL

1

H.BOW

32

WBF

0

PARABOLA

36

WBR

10

 

SELECT

ADJUST

 

EXIT

 

 

 

 

 

 

 

 

 

 

 

 

 

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Contents Color Television Table of Contents Safety Checks Safety PrecautionsSafety Precautions Subject Implosion DTH-2930SSFV SpecifictionCircuit Block Diagram Alignment Instruction Your Remote ControlR-48C04Alignment Instruction Alignment Instruction Assembly Adjustments Alignment Instruction Parallel Size Parabola Corner TOP, Corner Bottom EW Trapez Alignment Instruction UOC III Series IC DescriptionSSDIP90 VSSC4 VSC VP2 Standard Version Symbol Vrefadneg VDDC1 IC Description IC Description IC Description IC Description IC Description STR-W6756 Appendix WaveformsAppendix Troubleshooting Guide Troubleshooting Guide No Sound Check Tuner CLOCK,DATA Voltage No Color Check Voltage Check the RGB OUT Check the Crystal Troubleshooting Guide Electrical Parts List Electrical Parts List Reta PCB Nylon Oxide Film 1K OHM J Small CCXB2H561K Cera CBXF1H104Z Cera Semi 50V F 0.1MF Z Tapping PCB Main DUZ3R3B Diode Zener Metal Film R630 RD-AZ103J Carbon Comp PTCPMSK142 PCB CRT Manual AS DTQ-29U1SCV Page Page Page Page Page Daewoo Electronics Corp