General Procedures and Functional Checks
4-16 Vivid T9/Vivid T8 – Basic Service Manual
5795591-100 English Rev. 3
4-2-13 Cleaning the Trackball
4-2-13-1 Manpower
One person, 10 minutes,
4-2-13-2 Tools
• Antistatic brush and/or antistatic vacuum cleaner
4-2-13-3 Preparations
To get access to the trackball for cleaning, you must must
perform the following steps:
1. Power down the system.
2. Disconnect the mains power cable from the wall outlet.
Follow these links if you need more information: See
4-2-3 ‘Power off’ on page 4-8 for more information.
DO NOT touch any boards with integrated circuits prior to
taking the necessary ESD precautions.
Always connect yourself, via an arm-wrist strap, to the advised
ESD connection point located on the rear of the Ultrasound
system (near the power connector).
Follow general guidelines for handling of electrostatic sensitive
equipment.
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