6
ALIGNMENT INSTRUCTIONS
Table-B
DATA
INITIAL
RANGE
S2
Screen Adjustment
-
-
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
-
-
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
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
Red Drive (RD)
*
0~127
Align RED OUT Ievel
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 Ievel
Green Bias (GB)
*
0~255
Align GREEN OUT DC Ievel
Blue Bias (BB)
*
0~255
Align BLUE OUT DC Ievel
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
MODE
ADJUSTMENT ITEMS
REMARKS
S5
S6
S7
S8
S9
* indicates the items with different settings each of sets
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.
NOTE
IN THE SCREEN ADJUSTMENT MODE, DONT PRESS OTHER BUTTONS EXCEPT VOLUME UP OR DOWN BUTTON.
Summary of Contents for DTH-20D5FSN
Page 4: ...CIRCUIT BLOCK DIAGRAM 3...
Page 11: ...SCHEMATIC DIAGRAM 10...
Page 12: ...PRINTED CIRCUIT BOARD PCB MAIN 11...
Page 13: ...12 EXPLODED VIEW DTH 20D5FSN...
Page 14: ...13 EXPLODED VIEW DTH 21D4FSN...
Page 39: ...TROUBLESHOOTING GUIDE APPENDIX 5 NO COLOR 6 NO VERTICAL DEFLECTION 38...
Page 40: ...TROUBLESHOOTING GUIDE APPENDIX 39 7 NO ON SCREEN DISPLAY 8 REMOTE CONTROL DOES NOT OPERATE...