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ADJUSTMENT
- 11 -
All adjustment are thoroughly checked and corrected
when the monitor leaves the factory, but sometimes
several minor adjustment may be required.
Adjustment should be following procedure and after
warming up for a minimum of 10 minutes.
• Alignment appliances and tools.
- IBM compatible PC
- Programmable Signal Generator.
(eg. VG-819 made by Astrodesign Co.)
- E(E)PROM with each mode data saved.
1. Adjustment Start
1) Display any pattern at any Mode.
2) Run alignment program for LB782G on the IBM
compatible PC.
3) Select EEPROM → ALL INIT command and Enter.
4) This will make all data to default state.
5) Select COMMAND → PRESET START command
and Enter.
2. Adjustment for White Balance
1) Display Black pattern at SXGA/60Hz.
2) Set External Bright to MAX position and Contrast to
80 Position.
3) Select PRESET START → BIAS CAL command
and Enter.
4) No attempt to manually adjust, BIAS data is auto-
matically adjusted and saved to the EEPROM.
5) Display Full White pattern at SXGA/60Hz.
6) Select DRIVE CAL command and Enter.
7) 9300K are automatically adjusted and
saved to the EEPROM.
8) Select PRESET EXIT command and Enter.
3. Adjustment for EDID
1) Use this procedure only when there is some
probelm on EDID data.
2) Connect the D-sub cable.
3) Select EEPROM → EDID(A) WR command and
Enter.
Figure 1. Cable Connection
D
AUDIO
DC OUT
220
IBM
Compatible PC
Video Signal
Generator
PARALLEL PORT
Power inlet (required)
Power LED
ST Switch
Power Select Switch
(110V/220V)
Control Line
Not used
RS232C
PARALLEL
V-SYNC
POWER
ST
VGS
MONITOR
E
E
V-Sync On/Off Switch
(Switch must be ON.)
F
F
A
A
B
B
C
C
15
10
5
5
69
1
1
1
14
13
25
6
5V
5V
5V
4.7K
4.7K
4.7K
74LS06
74LS06
OFF ON
OFF
ON
11