LG STUDIOWORKS 77M Service Manual page 5

17) Display color 15,0 full white patten at Mode 4.
18) COLOR ADJ. → LUMINANCE → ABL command.
19) Adjust ABL to 35±1FL(MPR), 30±1(TCO) of the
luminance.
20) Exit from the program.
* Note : Color mode 2 data is automatically save in
the EEPROM by the microprocessor.
Monitor to be
adjusted
VIDEO
SIGNAL GENERATOR
C
IBM
Compatible PC
Power Select Switch
(110V/220V)
A Power LED
E ST Switch
B
F V-Sync On/Off Switch
(Switch must be ON.)
Figure 1. Cable Connection
7. Adjustment for Focus.
1) Display H character in full screen at Mode 4.
2) Adjust two Focus control on the FBT that focus
should be the best condition.
PARALLEL PORT
Power inlet (required)
A
15 11
10
6
5 1
OFF ON
5V
F
B
9 6
1
5
C
13
25
5V
4.7K
4.7K
ON
5V
E
74LS06
4.7K
OFF
74LS06
1
14