General Procedures and Functional Checks
4-22 LOGIQ V2/LOGIQ V1 – Basic Service Manual
5610739-100 English Rev.10
Cleaning the Trackball
Manpower
One person, 5 minutes,
Tools
• Antistatic brush and/or antistatic vacuum cleaner
Preparations
To get access to the trackball for cleaning, you 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 ‘Power off’
on page 4-9 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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