EDAN DUS 60 - Noise Disturbs the Image; Trackball

DUS 60 Digital Ultrasonic Diagnostic Imaging System Service Manual
- 89 -
6.7.2. Noise Disturbs the Image
Figure 6-5 Noise disturbs the image - Troubleshooting
6.7.3. Trackball
The trackball is low sensitive!
Does the
trackball move at
Replace the trackball unit.
Remove the ball from the
trackball unit, and clean it.
NO
YES
Figure 6-6 Trackball - Troubleshooting
Noise is shown in image.
Is there any
electrical device
that affect the
scanner
Use another wall socket
Keep the scanner away from those
electrical devices
NO
YES
Check probes