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4535 612 34161 HD3 Service Manual Page 139
CSIP Level 1 Preventive Maintenance: Warnings and Cautions
E
xterior and
Interior
Assemblies
Use a vacuum cleaner, compressed air, or soft-bristle brush to remove any lint and dust from the
airflow passages and components associated with the fan assemblies, PCBs, and any other system
components and peripherals that may have accumulated dust or dirt. Use mild, nonabrasive,
standard computer-cleaning products to clean the monitor, keyboard, system, and peripheral
surfaces.
CAUTION When cleaning the system keyboard and monitor, take care not to get any solution inside the
housings. Also, take care not to scratch the face of the monitor while cleaning it.
Trackball
Clean or replace the trackball as its condition warrants.
➤ To clean the trackball
1. Unscrew and remove the bezel that surrounds the trackball on the system control panel.
2. Push the trackball up from the underside of the control panel to remove it.
3. Clean the trackball with an alcohol-dampened pad.
4. Clean the two encoder shafts and the bearing surface with an alcohol-dampened pad.
5. Reinstall the trackball and bezel.
Transducers
Refer to the HD3 Getting Started manual for information on the general care, handling, cleaning,
and storing of Philips transducers for the HD3 ultrasound system.