Troubleshooting, Factory preset timings, Specifications – Computer Tech Link 7dln User Manual

Page 8

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English - 11

English - 10

TROUBLESHOOTING

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.

Check if POWER SWITCH is in the on position.

Check if the power cord is correctly connected.

Check if the signal cable is suitable to the video card.

Adjust H & V Size or H & V Position to get the
proper image.

Keep the devices that may cause electrical
interference away from the monitor.

See the FCC information at the front cover of the
manual.

Operate Degauss once.

Adjust Contrast and Brightness.

Operate Degauss once.

Adjust Geometry Control (Pincushion, Trapezoid..).

Symptom

No picture.

POWER LED is not
lit.

Image is unstable.

Image is not
centered, too small
or too large.

Picture bounces or a
wave pattern is
present in the
picture.

Color looks blotchy.

Picture is blurred.

Edges of available
area on the screen
are not straight.

Check

FACTORY PRESET TIMINGS

Mode

H.Freq (KHz) V.Freq(Hz)

Remark

VGA 480

640

X

480

31.5

60

Non-interlaced

VESA VGA 75

640

X

480

37.5

75

Non-interlaced

VGA 400

720

X

400

31.5

70

Non-interlaced

VESA 46K

800

X

600

46.9

75

Non-interlaced

VESA SVGA 85

800

X

600

53.7

85

Non-interlaced

VESA 60K

1024

X

768

60.0

75

Non-interlaced

VESA 1024/85

1024

X

768

68.7

85

Non-interlaced

VESA 1280/60

1280

X

1024

64.0

60

Non-interlaced

Resolution

(dots

X

lines)

SPECIFICATIONS

CDT Size

17-inch

Diagonal visible image area

16.2-inch

Dot Pitch

0.27 mm

Synchronization

Horizontal

30 - 70 KHz

Vertical

50 - 160 Hz

Plug and Play

DDC1/2B/CI

Power Saving

EPA, VESA DPMS, Nutek Compliant

Power Source

100-240 Vac, 50/60Hz (Free Voltage)

Power Consumption

95W

Dimension-W x H x D

420 x 453 x 429mm

(set with stand)

Weight-unpacked (lbs/Kg)

33.9/15.4

Operating Temperature

10 ~ 40°C /50 ~ 104°F

The above timings are adjusted on the best display image condition.

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