42LB9RTA (CHASSIS:LP7BB) - LG TV Service Manual (repair manual). Page 12

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7.2  Adjustment of Component.

* Required Equipments
- Remote controller for adjustment
- 802F Pattern Generator, Master (MSPG-925FA), etc
- MSPG-925FA Pattern Generator 

(Which  has  720p@60Hz  YPbPr  signal  :  100%  Color

Bar Pattern shown in Fig. 3 )

=> Model: 217 / Pattern: 65
- It  is  very  import  to  use  correct  adjustment  pattern  like

Fig.3. 

a. Within the pattern, color sequence should be aligned
: White-Yellow-Cyan-Green-Magenta-Red-BLUE-

BLACK

(If  color  sequence  is  reversed  (Black  ->  …->  White),

reverse  the  pattern  with  REV  key,  when  using  Master
pattern generator like MSPG-925)

b. If Minimum Black Level and/or Maximum White Level

is not correct, Do select 100% Color Bar Pattern.

(Fig. 3)

7.2.1 Method of Auto Component Color Balance

1) Input  the  Component  720p  100%  Color  Bar(MSPG-

925FA model:217, pattern:65) signal into Component.

(MH : component 1 )

2) Set the PSM to Dynamic mode in the Picture menu
3) Press the INSTART key on R/C for adjustment
4) Press  the 

(Vol.  +)  key  to  operate  the  set,  then  it

becomes automatically

5) Auto-RGB OK means the adjustment is completed

7.3  Adjustment of RGB

* Required Equipments
- Remote controller for adjustment
- 802F Pattern Generator, Master (MSPG-925FA), etc
- MSPG-925FA Pattern Generator 
(Which  has  XGA  [1024*768]  60Hz  PC  Format  output

signal : 100% Color Bar Pattern shown in Fig. 4 )

- It  is  very  import  to  use  correct  adjustment  pattern  like

Fig. 4.  

a. Within the pattern, color sequence should be aligned

: White-Yellow-Cyan-Green-Magenta-Red-BLUE-

BLACK

(If  color  sequence  is  reversed  (Black  ->  …->  White),

reverse  the  pattern  with  REV  key,  when  using  Master
pattern generator like MSPG-925)

b. If  Minimum  Black  Level  and/or  Maximum  White  Level

is not correct, Do select 100% Color Bar Pattern

(Fig. 4)

7.3.1 Method of Auto RGB Color Balance

1)  Input  the  PC  1024x768  @  60Hz  with  100%  color  bar

pattern like Fig.4. into RGB.

(Ex. MSPG-925FA, model:60, pattern:65)

2) Set the PSM to Dynamic mode in Picture menu
3) Press the INSTART key on R/C for adjustment
4) Press  the 

(Vol.  +)  key  operate  To  set  ,  then  it

becomes automatically

5) Auto-RGB OK means adjustment is completed