Service Osd - LG Flatron L1930SQ Service Manual

1)Turn off the power switch at the front side of display.
2)Press MENU, POWER Switch.
3)Shows the service OSD menu.
4)The service OSD menu contains additional menus that the User OSD menu as described below.
a) CLEAR ETI : To initialize using time.
b) AUTO COLOR : W/B balance and Automatically sets the gain and offset value.
c) AGING :Select Aging mode(on/off).
d) PANEL : Select using panel.
e) NVRAM INIT : EEPROM initialize(24C08).
f) 9300 : Allows you to set the R/G/B.-9300K value manually.
g) 6500 :Allows you to set the R/G/B.-6500K value manually.
h) OFFSET : Allows you to set the R/G/B.-Offset value manually.(Analog Only)
i) GAIN : Allows you to set the R/G/B.-Gain value manually.(Analog Only)
Video Signal
Generator
C

SERVICE OSD

IBM
Compatible PC
Power inlet (required)
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
A
15
10
5
PARALLEL PORT
OFF ON
5V
F
B
- 15 -
9 6
1
5
11
6
1
13
25
5V
ON
5V
E
4.7K
OFF
74LS06
C
1
14
4.7K
4.7K
74LS06