LG RT-32FZ60RB Service Manual page 13

6.Deflection & POP position setting data
adjustment.
6.1 Adjustment preparation
(1) Deflection setting data adjustment is operate by SVC
communicator.
(2) Enter the adjustment mode by pressing SVC key.
(3) Enter the deflection mode by pressing ADJUST key.
(4) Use the CH D ,E key to select adjustment item.
(5) Use the VOL F ,G key to increase/decrease data.
(6) Tune the TV set to receive PAL-B/G Digital pattern.
6.2 Adjustment
(1) VL(Vertical Linearity) adjustment:
Adjust the top & bottom size of inner circle to be equal.
(2) VA (Vertical Amplitude) adjustment:
Adjust so that the circle of a digital circle pattern should be
located interval of 6~7mm from the effective screen of the
CPT.
(3) SC (Vertical S correction) adjustment:
Adjust so that all distance between each lattice width of
top/center/bottom are to be the same.
(4) VS (Vertical Shift) adjustment:
Adjust so that the geometric vertical center line is in accord
with vertical center line of CPT.
(5) HS(Horizontal Shift) adjustment:
Adjust so that the geometric horizontal center line is in
accord with horizontal center line of CPT.
(6) EW(East-West Width) adjustment:
Adjust until the outmost left and right lattice of received
pattern is accord with 75% of other lattice width.
(7) ET(East-West Trapezium) adjustment:
Adjust to make the length of top horizontal line same with it
of the bottom of horizontal line.
(8) EP (East-West Parabola) adjustment:
Adjust so that middle portion of the outermost left and right
vertical line look like parallel with vertical lines of the CPT.
(9) CRNU(Upper Corner Correction) adjustment:
After finished EP adjustment,adjust vertical line of left-
top,right-top of screen to the best straight line.
(10)CRNL(Lower Corner Correction) adjustment:
After finished EP adjustment,adjust vertical line of left-
bottom ,right-bottom of screen to the best straight line.
(11) BOW adjustment
A standard is not changing the default value.
(12) Angle adjustment.
When you adjust the angle,adjust correctly raster of
left/right screen.
(13) CRNU6(6Õ th Order Upper Corner Correction) adjustment
After finished EP adjustment,adjust vertical line of left-
top,right-top of screen to the best straight line.
(14) CRNL6( Lower Corner Correction) adjustment:
After finished EP adjustment,adjust vertical line of left-
bottom ,right-bottom of screen to the best straight line.
(15) OSD P (OSD POSITION) adjustment.
Adjust so that the character Ò2Ó of ÒEHTP2Ó is in accord with
right of Screen Center Vertical line after finished (1)~ (14)
adjustment. ( Refer to <figure.1> and <figure.2>.)
SERVICE 2 standard DATA
Item Variable
range
VL -128~127
VA -128~127
SC -128~127
VS -256~255
HS -512~511
EW -256~255
ET -128~127
EP -256~255
CRNU -128~127
CRNL -128~127
BOW -512~511
ANGLE -512~511
CRNU6 -128~127
CRNL6 -128~127
EHTTH 0~2047
EHT 0~511
EHTV1 -512~511
EHTV2 -512~511
EHTH1 -512~511
EHTH2 -512~511
EHT F 0~511
EHTP1 -511~512
EHTP2 -511~512
OSD P -15~15
- 13 -
<figure.1>
<figure.2>
PHILIPS S/S
32ÓFLAT 29Ó FLAT 28Ó FLAT
0 0
10 19
20 30
0 5
-152 -198
5 -13
0
0
234 228
4 6
5 6
2 0
1 0
-1 -1
-1 -1
250 250
60
60
-61 -61
-20 -20
-97 -97
-22 -22
0 0
-20 -20
-40 -40
0 0
S/S
0
49
20
0
-180
0
0
239
2
3
0
0
-1
-1
250
60
-61
-20
-97
-22
0
-20
-40
0