GE Vivid E7

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IRECTION GB091046, REVISION 2 VIVID E9 / VIVID E7 BT’13 SERVICE MANUAL
Chapter 4 - General procedures and Functional checks 4 - 31
4-2-8 Cleaning the Trackball from the outside (OP-5)
On the latest version of the Lower Operator Panel (OP-5), an optical trackball is used.
If dust is interfering with the light in an optical trackball, cleaning is required.
When cleaning is needed
1.) Power OFF the VIVID E9 / VIVID E7.
2.) Place your fingers onto the Top Locking Plate.
3.) Rotate the Top Locking Plate counterclockwise until it can be removed from the keyboard.
4.) Lift off the Top Locking Plate including the Rubber Dust Filtering Ring and trackball from the
keyboard.
5.) Wipe off any oil or dust from the trackball using a cleaner or dry cloth.
6.) Wipe off any oil or dust from the trackball housing, rollers, etc., using a cleaner or cotton bud.
7.) Insert the trackball into the housing.
8.) Place the Top Locking Plate including the Rubber Dust Filtering Ring back on the OP and lock it by
rotating it clockwise.
NOTE: Plastic hood is not supposed to be flush due to curvature on the panel.
Test the Trackball
Power up the VIVID E9 / VIVID E7 and check that the trackball now works as intended.
Figure 4-30 Trackball on ‘new style’ Lower panel
CAUTION
MAKE SURE NOT TO SPILL OR SPRAY ANY LIQUID INTO THE TRACKBALL HOUSING
(KEYBOARD OR VIVID E9 / VIVID E7).
AVOID ORGANIC SOLVENTS THAT MAY DAMAGE THE MECHANICAL PARTS OF THE
TRACKBALL ASSEMBLY.
DO NOT APPLY MUCH FORCE TO THE SMALL BALL.