Discovery QDR Series Technical Manual
6-6
6.7.2 Horizontal Stripe
This type of display problem is most likely related to the line voltage, bad cables, or X-ray
subsystem. The following suggestions apply to a Discovery system that exhibits a
horizontal stripe in the display:
Check... Refer to...
Line voltage/Power ground see “Check Tube kV Peak Potential” on page 3-28
Tube kV Peak Potential see “Check Tube kV Peak Potential” on page 3-28
Tube Current see “Check Tube Current ” on page 3-30
Filter drum turning
Filter drum belt
Green LEDs on C-Arm Interface Figure 5-7, Section 8
Banding–variations in horizontal
stripe intensity, usually spread
across display.
X-ray controller, Figure 5-7
Also...
Run the hardware checker see “SQVERIFY” on page 9-10
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