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16
TROUBLESHOOTING
Symptom
No picture.
Check if POWER SWITCH and COMPUTER
POWER SWITCH are in the on position.
Check if the signal cable is correctly connected to
the video card.
Check if the pins of D-sub connector are not bent.
Check if the computer is in the power saving mode.
POWER LED is not
Check if POWER SWITCH is in the on position.
lit.
Check if the power cord is correctly connected.
Image is unstable.
Check if the signal cable is suitable to the video card.
Image is not
Adjust H & V SIZE or H & V POSITION to get the
centered, too small
proper image.
or too large.
Picture bounces or a
Keep the devices that may cause electrical
wave pattern is
interference away from the monitor.
present in the
picture.
See the FCC information at the front cover of the
manual.
Color looks blotchy.
Operate DEGAUSS once.
Picture is blurred.
Adjust CONTRAST and BRIGHTNESS.
Operate DEGAUSS once.
Edges of available
Adjust PINCUSHION/TRAPEZOID.
area on the screen
are not straight.
Check
APPENDIX
DESCRIPTION FOR D-SUB CONNECTOR
Pin
1
2
3
4
5
6
7
8
9
10
11
Bi-directional Data(SDA)
12
13
Vertical Sync(VCLK)
14
15
1
6
Signal
Red
Green
Blue
GND
GND
GND-Red
GND-Green
GND-Blue
Reserved
GND-H.Sync
GND-V.Sync
Horizontal Sync
Data Clock(SCL)
10
15
GND=Ground
*
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