10-4 Care and Maintenance
Method:
Surface of monitor and touch screen should be cleaned with soft dry cloth. Remained
stain should be washed out by cloth with clear water or soapy water, and then air-dry
the surface.
3. Cleaning Trackball
Tool: Soft paper or dry soft cloth, soapy water
Method:
a) Disassemble
Press the bulges on the clamping ring by both hands and turn the ring about
45°clockwise until it lifts. Take out the ring and the rotary ball. Be careful not to drop the
ball. Shown as follows:
b) Cleaning
Clean the two long shafts, the bearing and the rotary ball with soft dry cloth or paper.
c) Installing
Put the rotary ball back in the trackball and then align the clamping ring click with the
top cover notch. Press the bulges on the ring with both hands and turn the ring about
45°counterclockwise until the ring clicks. As the bulges are flush with the top cover, the
ring is secured.
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