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Section 5: Troubleshooting
Matrix StIM/SIM Setup Guide
5-5
020-100397-02 Rev. 1 (11-2012)
5.4
Light Module
5.4.1 Light Module Suddenly Goes OFF
1. Check the shutter setting. If the status display shows
SH
then the shutter may be active. Toggle through
shutter modes. In
gray
shutter mode it should be possible to display menus.
2. Verify the
RGB Brightness
is set sufficiently higher than 0 to ensure a visible image. The DMDs may be
overheated. Check for an alarm condition.
5.5
Displays
5.5.1 The Projector is ON, but There is No Display
1. Make sure the lens cover is removed from the lens.
2. Make sure the correct display button is selected in the channel setups.
3. Make sure AC power is connected.
4. Check the cable connections and make sure an alternative source is selected.
5. Make sure that the DVI cable from the PHM to the EM is connected.
6. Check if the test patterns are accessible. If so, check source connections again.
5.5.2 The Display is Jittery or Unstable
1. If the non-cinema display is jittery or blinking erratically, make sure that the source is properly connected
and of adequate quality for detection. With a poor quality or improperly connected source, the projector
repeatedly tries to display an image, however briefly.
2. The horizontal or vertical scan frequency of the input signal may be out of range for the projector.
3. The sync signal may be inadequate. Correct the source problem.
5.5.3 The Display is Faint
1. The source may be double-terminated. Make sure the source is terminated only once.
2. The source (if non-video) may need sync tip clamping.
3. Check
RGB Brightness
setting and
Brightness Uniformity
control.
4. If the Twist™ software was used, test by disabling the blend.
5.5.4 The Upper Portion of the Display is Waving, Tearing or Jittering
1. This can occur with video or VCR sources. Check your source.
2. Check that the
RGB Brightness
setting is not unexpectedly low.
5.5.5 Portions of the Display are Cut OFF or Warped to the Opposite edge
Resizing may need adjustment. Adjust until the entire image is visible and centered.
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