Daewoo DTQ-14J4FC, Service Manual

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8
ALIGNMENT INSTRUCTIONS
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 cna 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 ITEMS
DATA
REMARKS
INITIAL RANGE
S2 Screen Adjustment - -
S5
Auto RF AGC - -
Video Level (VIDEOL) 7 0 ~ 7 Must be set to 7
RF AGC Delay (RFAGCD) * 0 ~ 63 Align RF AGC threshold
FM Level (FM.LEV) 8 0 ~ 31 Must be set to 20
AGC Point 3.75 - Select AGC reference voltage
A/D VALUE - -
S6
Horizontal Phase(H.PHASE) * 0 ~ 31 Align sync to flyback pulse, using internal cross pattern(S7)
Vertical Position (V.POSI) * 0 ~ 63 Align vertical DC bias, using internal cross pattern(S7)
Vertical Size (V.SIZE) * 0 ~ 127 Align vertical amplitude, using internal cross pattern(S7)
NO SD POWER OFF YES - Automatically turn off in 15min for no received signal.
Vertical S-Correction (V SC) 0 0 ~ 31 Must be set to 6
Vertical Linearity (V LIN) 20 0 ~ 31 Must be set to 16
S7
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
S8
Red Drive (RD) * 0 ~ 127 Align RED OUT AC level
Green Drive (GD) 10 0 ~ 15 Must be set to 10
Blue Drive (BD) * 0 ~ 127 Align BLUE OUT AC level
Red Bias (RB) * 0 ~ 255 Align RED OUT DC level
Green Bias (GB) * 0 ~ 255 Align GREEN OUT DC level
Blue Bias (BB) * 0 ~ 255 Align BLUE OUT DC level
S9
Subbrightness * 0 ~ 127 Align common RGB DC level
Contrast 10 0 ~ 27
Tint 27 0 ~ 27
Color 15 0 ~ 27
S12 Forwarding Mode - Factory Initialization
IN THE SCREEN ADJUSTMENT MODE, DONT PRESS OTHER BUTTONS EXCEPT VOLUME UP OR DOWN BUTTON.
NOTE