LG FLATRON 915 FT PLUS Service Manual page 11

7) Adjust Screen control on the FBT to 0.15
the raster luminance.
8) Adjust B-BIAS and Sub-Brightness to 155 (decimal).
9) Adjust R-BIAS and G-BIAS command to x=0.283
0.006 and y=0.298
Meter with PC arrow keys.
10) Adjust SUB-Brightness command to 0.5
the raster luminance.
11) Display color 15,0 box pattern (70x70mm) at Mode 8.
12) DRIVE ADJ command.
13) Set B-DRIVE to 150 (decimal) at DRIVE of the
alignment program.
14) Adjust R-DRIVE and G-DRIVE command to white
± 0.003 and y=0.298 ± 0.003 on the
balance x=0.283
White Balance Meter with PC arrow keys.
Monitor to be
adjusted
VIDEO
SIGNAL
GENERATOR
± 0.02FL of
± 0.006 on the White Balance
± 0.1FL of
IBM
Compatible PC
C
A
E
B
F V-Sync On/Off Switch
(Switch must be ON.)
Figure 1. Cable Connection
15) Adjust SUB-CONTRAST command to 40
the raster luminance.
16) Display color 15,0 full white patten at Mode 8.
17) COLOR ADJ. → LUMINANCE → ABL command.
±
18) Set the Brightness and Contrast to max position.
19) Adjust ABL to 32
20) Exit from the program.
5. Adjustment for Focus.
1) Display H character in full screen at Mode 8.
2) Adjust two Focus control on the FBT so that focus
should be the best condition.
PARALLEL PORT
OFF
5V
F
Power inlet (required)
Power Select Switch
(110V/220V)
Power LED
ST Switch
± 1FL of the luminance.
A
9 6
1
5
15 11
10
6
5 1
13
ON
ON
E
OFF
B
± 1FL of
C
1
25 14
5V
4.7K
4.7K
5V
74LS06
4.7K
74LS06