Daewoo DTQ-27U8SCN, Service Manual

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ALIGNMENT INSTRUCTION
Table-B
*
indicates the items with different settings each of sets
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 the volume up or down button to exit in the screen adjustment mode.
MODE ADJUSTMENT
DATA
REMARKS
INITIAL RANGE
S2 Screen Adjustment
S5
IF CONTROL
RF AGC DELAY *
20 0 ~63 Align RF AGC threshold
AGC POINT 3.75 3.25~4.0 Select AGC reference voltage
A/D VALUE - -
FM/AM PRESCALE 18 0~255 Must be set to 18
SCART PRESCALE 18 0~255 Must be set to 18
MONITOR VOLUME 119 0~255 Must be set to 119
S6(4:3)
H-CENTER * 11 0~31 Align sync to flyback pulse,using internal cross pattern(s11)
V-CENTER * 22 0~63 Align vertical DC bias,using internal cross pattern(s11)
V-LIN * 12 0~31 Must be set to 12
H-SIZE * 32 0~63 Align sync to flyback pulse,using internal cross pattern(s11)
V-SIZE * 96 0~127Align vertical amplitude,using internal cross pattern(s11)
V-S 12 0~31 Must be set to 12
V-SIZE-C 70~7 Must be set to 7
P-CUSHION * 30 0~63 Align pincution,using internal cross pattern(s11)
TILT * 370~63 Align tilt,using internal cross pattern(s11)
TOP-C 8 0~15 Must be set to 8
BOT-C 8 0~15 Must be set to 8
S8
R-DRIVE * 63 0~127Align red out AC level
G-DRIVE * 15 0~15 Must be set to 15
B-DRIVE * 63 0~127Align blue out AC level
R-BIAS * 1270~255 Align red out DC level
G-BIAS * 1270~255 Must be set to 127
B-BIAS * 1270~255 Align blue out DC level
S9
SUB-BRIGHT * 75 0~127 Align common RGB DC level
DP-CONTRAST 270~27
DP-SHARPNESS 5 0~30
DP-COLOR 270~27
DP-TINT 38 0~77
VIDEO LEVEL 70~7
FM LEVEL 30 0~31
S11
internal black - - Display internal black pattern
internal 100% white - - Display internal 100% white
internal 60% white - - Display internal 60% white
internal cross pattern - - Display internal cross pattern
S12 Forwarding Mode - Factory initialization
IN THE SCREEN ADJUSTMENT MODE, DONT PRESS OTHER BUTTONS EXCEPT VOLUME UP OR DOWN BUTTON.
CAUTION