Pal Registration Adjustment; Registration Adjustment Method; Geometry Adjustment - Sony KP-51DS1U Service Manual

6-2. PAL REGISTRATION ADJUSTMENT

6-2-1. Registration Adjustment Method

1. Turn on the main power switch of the set and enter into
standby mode.
2. Press the following sequence of buttons on the Remote
Commander.
5
ON SCREEN (DIGIT 5) (VOLUME +)
( )
DISPLAY
3. Press "MENU" on the commander.
4. Move to the corresponding adjustment using the joystick
( or : up or down) on the commander.
5. Move the joystick to the right ( ) to enter the selected
adjustment.
With the joystick :
or Items change
or Data change
In internal pattern :
ITEM : Convergence
OSD CHSW = "00" Internal pattern (crosshatch)
OSD CHSW = "01" External pattern
Color of internal pattern :
ITEM : Convergence
GH GSEL = "00"
GH GSEL = "01"
BH BSEL = "00"
BH BSEL = "01"

6-2-2. Geometry Adjustment

1. Receive the PAL SPCB signal.
2. Select wide mode.
Press " (blue key)" : Wide b Smart b 4 : 3 b Zoom
Need geometry adjustment to wide mode, smart mode and
zoom mode. Production spec of each mode.
∗ 4 : 3 mode no adjust. (except for H Position)
3. Select service mode and enter adjustment item for green sig-
nal.
Enter the
"TT MODE"
(TV MODE)
Green + Red
Green
Blue + Green
Blue + Red
CENTER ADJUSTMENT
1. Adjust H Position and V Position.
H Position
V Position
SIZE ADJUSTMENT
1. Make Convergence GH SIZE data "00".
2. Adjust Geometry H Size.
3. Make Convergence GV SIZE data "00".
4. Adjust Geometry V Size.
5. Adjust Geometry S Correction.
H Size
V Size
Signal : SPCB PAL
Wide 16.6 ±0.15 sq
Smart 17.0 ±0.15 sq
Zoom 16.65 ±0.15 sq
– 39 –
KP-51DS1U
H SIZE V SIZE
12.4 ±0.15 sq
11.4 ±0.15 sq
9.3 ±0.15 sq
RM-892