Preset Operating Modes; Pin Assignment Table D-Sub Mini 15Pin Connector; Troubleshooting; No Picture - Fujitsu Siemens Computers MCM 171E Operating Manual

Color monitor MCM 171E / C776

Preset operating modes

The Monitor is preset to the following modes at the factory:
Horizontal frequency Refresh rate
31.5 kHz 0.5 kHz 70 Hz
31.5 kHz 0.5 kHz 60 Hz
37.8 kHz 0.5 kHz 84 Hz
43.3 kHz 0.5 kHz 85 Hz
50.6 kHz 0.5 kHz 100 Hz
53.7 kHz 0.5 kHz 85 Hz
60.0 kHz 0.5 kHz 75 Hz
63.0 kHz 0.5 kHz 100 Hz
68.7 kHz 0.5 kHz 85 Hz
For ergonomic reasons we recommend a refresh rate of at least 75 Hz and a maximum
resolution of 1024 768 pixels.
The display position and size have been set to optimum values at the factory for the
i
operating modes listed above. Depending on the screen controller user, it may be
necessary to adjust the display position and size. In this case, you can change and
save the settings (see "Operation of the monitor")

Pin assignment table D-Sub Mini 15pin connector

Pin No. Assignment
1 Red Video
2 Green Video
3 Blue Video
4 Frame Ground
5 Ground
6 Red Video Ground
7 Green Video Ground
8 Blue Video Ground
9 N.C
10 Sync. Ground
11 Ground
12 SDA
13 H-Sync.
14 V-Sync.
15 SCL
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Screen resolution
2 Hz 720 400
2 Hz 640 480
2 Hz 720 400
2 Hz 640 480
2 Hz 640 480
2 Hz 800 600
2 Hz 1024 768
2 Hz 800 600
2 Hz 1024 768
The 15-pin D-Sub connector
(male) of the signal cable
(IBM Systems) :
1 5
10
6
11 15
(15 Pin D-Sub)
A26361-K598-Z100-2-5E19

Troubleshooting

No picture

Check that the AC cord is correctly connected.
Check that the AC socket is live by plugging in another piece of equipment.
Power switch and computer power switch should be in position.
Ensure that the signal cable is properly connected to the video card or PC.
Ensure that the video card is securely seated in the PC.
Check the connector for bent or pushed-in pins.
Press a key on the keyboard or move the mouse, in case the screen power-saver mode has
blanked the screen.

Image is scrolling or unstable

Signal cable should be securely attached to the computer.
Check the pin assignments and signal timings of the monitor and your video card with
respect to recommended timings and pin assignments.
Ensure that the video card is securely seated in the PC.

Picture is fuzzy

Adjust the Contrast and Brightness Controls.
Push the Degauss Button once.
Caution : A minimum interval of 20 minutes should exist before the Degauss Button is used a
second time. Do not hold the button down continuously.
Picture bounces or a waving pattern is present in the picture
Move electrical devices that may be causing electrical interference away from the monitor.
See the inside front cover of this manual for FCC information.
Unshielded audio speakers placed next to the monitor can cause picture distortion. Move
the speakers away.

Edges of the display image are not square

Adjust the distortion using the Side Pincushion or Trapezoid Pincushion Balance, Parallel
adjustment controls under the on screen menu.
Display image is not centered, too small, or too large
Adjust the horizontal and vertical image sizes using the Horizontal and Vertical Size
adjustment controls under the on screen menu.
A26361-K598-Z100-2-5E19
Color monitor MCM 171E / C776
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