LG 21FK2RG, Service Manual

- 8 -

4) Press the VOL

F

, 

G

key to change the data. 

9-2. Adjustment

1) Horizontal Position Adjustment

Select SVC02(H-POS) and adjust so that the left and right
vertical line are symmetrical as possible.

2) Vertical Position Adjustment

Select SVC02(V-POS) and adjust so that the horizontal
center line coincide with geometric horizontal center of the
CPT.

3) Vertical Size Adjustment

Select SVC02(VA) and adjust so that the middle circle of the
Digital Pattern(480NC, 13CH) coincide with the effective
screen of CPT.

9-3. Adjustment (21'' Superslim, Ultra S/S   

Model)

1) Vertical Position Adjustment

Select SVC02(V-POS) and adjust so that the horizontal
center line coincide with geometric horizontal center of the
CPT.

2) Vertical linearity Adjustment

Select SVC02(V-LIN) and adjust so that the size of the upper
circle is alike with the one of the lower circle at LG standard
pattern (PAL: EU05CH, NTSC: 13CH)

3) Vertical Size Adjustment

Select SVC02(VA) and adjust so that the middle circle of the
Digital Pattern(PAL B/G 5CH) has 6~7mm gaps from the
effective screen of CPT

4) Horizontal Position Adjustment

Select SVC02(H-POS) and adjust so that the left and right  
vertival line are symmetrical as possible.

5)  Horizontal Size Adjustment

Select SVC02(EW WIDTH) and adjust so that the outer line of

the left and right and the remotest grid will correspond to the
effective boundary surface. (The remotest grid PAL: within
0~25%; NTSC: within 2.5~3.0 column)

6)  Parabora Adjustment

Select SVC02(EW PARAB) and adjust so that the vertical line

of the remotest grid at the left or right side of the screen will
be parallel to the vertical line of the center of screen. (or the
remotest grid of CPT)

7) Trapezoidal Adjustment

Select SVC02(EW TRAPE) and adjust so that the width of
the upper part of screen is alike with the one of the lower part
of the screen.

8)  EW UPCOR / LOCOR Adjustment

Select SVC02(EW C UPCOR, EW LOCOR) and adjust so
that the vertical line in the four corners become straight line.

9)  BOW Adjustment

Select SVC02(HP BOW) and adjust so that the vertical line in
the four corners become straight line.

10. IIC BUS SUB Adjustment Data

Table

11. Auto Adjustment Preparation

Setting Table

Speed

1

SLave ADD

VIDEO IC

BA

EEPROM

A0

Delay

5

EEPROM

Sub Add

8D

8A

8F

8C

SpeedPlus

Step/Data

3

3

3

3

Sub Add

Start Bit

Stop Bit

Masking

Direction

VCD

TV

PC

R DRIVE

D

6

0

0

1

R BIAS

A

7

0

0

1

B DRIVE

F

6

0

0

1

B BIAS

C

7

0

0

1

B AMP

B CUT

G AMP

G CUT

Copyright©2009 LG Electronics.Inc. All right reserved.
Only for training and service purposes.

LGE Internal Use Only

OSD

SUB-BRIGHTNESS

SUB-TINT

Range

0 ~ 100

-20 (R) ~ +20 (G)

PAL

40

R5

Secam

40

R5

PAL

40

R5

NTSC

40

R1