Registration Adjustment - Sony KP-61HS20 - 61" Projection Tv Service Manual

3-11. REGISTRATION ADJUSTMENT

• ADJUSTING FLOW
START
Turn on the power and wait for 10 minutes.
Set to the NTSC Full mode
Check the deflection yokes, the centering magnets, 2 pole/4 pole magnets
Set to the service mode.
MAIN DEFLECTION ADJUSTMENT (Green)
Green coarse adjustment
Green fine adjustment
Red coarse adjustment
Red fine adjustment
Change the
display mode
Blue coarse adjustment
Blue fine adjustment
Yes
ALLCOPY
Another display mode?
* Copy the data of NTSC
Full mode adjustment,
and adjust in the other mode
as the occasion demands.
Memorize the FLASH FOCUS offset data
End
(Item 3-10-2)
SUB DEFLECTION
ADJUSTMENT
(Item 3-10-4)
No
KP-43HT20/53HS20/53HS30/61HS20/61HS30
RM-Y908 RM-Y908
3-11-1. Setup for Adjustment
1. Marking
1) At the 4 insides of the screen, locate the middle. Use a tape
measure to identify the middle.
2. Data Setting
1) Set NTSC Full mode.
2) Enter the Service mode, and select "PJE".
Note : When you replaced printed circuit boards or devices or
CRTs, and when correction is drastically necessary, press
"7" + "ENTER" buttons to initialize the data in the Pro-
jector Engine mode.
Press "MUTING" + "ENTER" buttons on the com-
mander to write the data.
3-11-2. Main Deflection Adjustment
Note : Before this adjustment, input the data of PJE item No. 78-
85, (See page 24).
1. Place the caps on the red and blue lenses so that only the
green color is displayed.
2. Enter the monoscope signal and set to NTSC Full mode .
3. Enter the Service mode, and select "2150D-1" .
4. Adjust "0 VPOS" and "1 VSIZ" so that the picture is dis-
played in the center of screen.
0 VPOS
1 V-Size
5. Select "2150D-2" and adjust "2 H-Size" so that the picture
size is within the specification.
SPEC
Input Signal
Monoscope 15.6
2 H-Size
6. Copy the dada of NTSC Full mode to the other display mode
and adjust in the other mode as the occasion demands.
– 25 –
RM-Y908 RM-Y908
: middle
Overscan Spec. = 9%
H SIZE V SIZE
0.2 sq. 11.5 0.2 sq.
RM-Y908