Tauras TV2K-TXT, Service Manual, Page: 17 / 23

- 4 -
4.1 Centering
-horizontal
-vertical +6 mm
+4 mm Hposition
VPOS 5O O-63
O-15 UEBL PAL GRID
at 9 gradations
of brightness
4.2 Picture size
-horizontal
-vertical
22.5-24.5
windows’
16.5-18.0
windows VR5O1
VAMP 5O
O-63
UEBL brightness
from min. to max.
4.3 Nonlinear
distortions along
horizontal and
vertical See user
parameters’
checking
AS
GRIG at 9
gradations of
brightness
Regulation and checking of raster parameters’ (TV-2K)
Parameter name Parameter
value
Control element
Measuring place
Measuring
conditions
4.4 Geometrical
distortions
The other parameters you should set as indicated in the table.
Service table 1
Service table 2 Service table 3
Service modes
14" 20", 21" Service V3.0 14"TV 20",21"TV Design
Red Gain 32 40 Tuner AGC 22 22 AGC Gane 00
DC Red 064 064 *H Position 31 31 Option 1 48
Green Gain 32 40 *V Pos 50 10 07 Option 2 00
DC Green 063 063 -V Pos 60 11 11 Option 3 07
Blue Gain 32 40 *V AMP 50 44 55 * Option 4 09 (11)
DC Blue 063 063 -V AMP 60 62 62 Option 5 00
Apr. Threshold 15 15 Bright Max. 63 63 ST Text 00
Logo 6— 6— Bright Min. 00 00 H POS OSD 001
Sub. Tint 32 32 V POS OSD 01
-VCO Coarse 05 05 H POS TXT 057
-VCO Fine 039 - 069 V POS TXT 04
-VCO Coarse L1 05 05 Op.4 *09-AV,RGB;
-VCO Fine L1 080 080 Op.4*11-AV1,AV2,RGB
Press the service key and the OK key on remote control one time. First service table appears on
the screen. You will have second service table Service V3.0 - after pressing the OK key the
second time and Design table - after pressing one more time. Set the raster parameters visually
by using the remote control keys “+”, “-”, “P+” and “P-”: size, centering, nonlinear and geometrical
distortions.