KV-21FT250
KV-21FT250
27
11. Once adjustment is completed in Video mode, carry out adjustment
in DVD mode. Set TV to DVD mode. Input NTSC 3.58 CB to DVD set
and perform steps 4 to 9 and 11.
Sub Hue Adjustment For YUV Input
1. Select
YUV
input.
2. Input NTSC 3.58 color bar into YUV mode.
3. Connect oscilloscope to pin
2
(B output) of CN004
4. Press
1 (or 4 ) to select YC 10 “TINT”.
5. Press
3 to increase the data value, or 6 to decrease the data value.
RF: Flat-1 step, V1: Flat-1; YUV: Flat
6. Press
MUTING then 0 to write into memory.
Sub Bright Adjustment
1. Set TV to RF mode.
2. Input PAL monoscope to RF mode.
3. Set Brightness 50% and Picture to “MINIMUM”.
4. Press
1 (or 4 ) to select WHBL 010 “SBRT”.
5. Press
3 to increase the data value, or 6 to decrease the data value
so that the cut-off level is 10 IRE, slightly glimmer: 20 IRE.
6. Press
MUTING then 0 to write into memory.
Geometry Adjustment
Geometry adjustment must be done for both color systems PAL and
NTSC.
General Setting
1. Input Monoscope or Special Color Bar (SPCB) signal using a pattern
generator.
2. Access
Service
Mode.
3. Using the table in the next column, select the category item that
needs adjusting by pressing 1 or 4
4. Press
3 to increase the data value, or 6 to decrease the data value.
5. Press
MUTING then 0 to write into memory.
NOTE: Geometry Adjustment must be performed for 4 different modes:
PAL 50Hz NORMAL MODE,
PAL 50Hz WIDE MODE,
NTSC 60Hz NORMAL MODE,
NTSC 60Hz WIDE MODE.
Follow the instructions in the next column for each of the 4 modes.
1. Input PAL signal 50Hz in the Service Mode.
2. Set Wide Mode to “OFF”.
3. Using the table below, perform the adjustments from the “General
Setting” category.
Item No.
Function
Illustration
GEOM 013
Vertical Shift
(VPOS)
GEOM 011
Vertical Amplitude
(VSIZ)
Note: Adjust VSIZ to
12.4
±
(SPCB)
11.3
±
(PAL Monoscope)
11.5
±
(NTSC Monoscope)
GEOM 000
Horizontal Shift
(HPOS)
GEOM 009
EW Trapezoid
(EWTZ)
GEOM 005
EW Width (EW)
(HSIZ)
Note: Adjust HSIZ to
16.4
±
(SPCB)
14.6
±
(PAL Monoscope)
15.3
±
(NTSC Monoscope)
GEOM 002
Horizontal Bow
(HBOW)
GEOM 006
EW Parabola/Width
(EWPW)
(PW)
GEOM 007
EW Upper Corner
(UCOP)
Parabola
GEOM 008
EW Lower Corner
(LCOP)
Parabola
GEOM 001
Horizontal
(HPAR)
Parallelogram
GEOM 012
S-Correction(SC)
(SCOR)
GEOM 003
Vertical Linearity
(VLIN)
GEOM 004
Vertical Scroll
(VSCR)
4. After completing the adjustments for PAL 50Hz NORMAL MODE,
set Wide mode to “ON”, and copy all PAL 50Hz NORMAL MODE
adjusted data to PAL 50Hz WIDE MODE except VSCR.
5. Set the adjustment for NTSC 60Hz NORMAL MODE by inputting
NTSC signal 60Hz in the Service Mode
6. Set Wide mode to “OFF”.
7. Using the table above, perform the adjustments from the “General
Setting” category.
8. After completing the adjustments set Wide mode to “ON” and copy
all NTSC 60Hz NORMAL MODE adjusted data to NTSC 60Hz
WIDE MODE except VSCR.
9. Press
MUTING then 0 to write into memory.
10. After completing all the adjustments, reconfi rm VSIZ and VPOS.