GE MEDICAL SYSTEMS
D
IRECTION 2392751-100, REVISION 3VIVID™ 4 SERVICE MANUAL
8-26 Section 8-3 - Control Console Components Replacement
8-3-3 Keyboard Replacement Procedure
8-3-3-1 Tools
Use the appropriate flat and Phillips-type screw drivers, a wire cutter and the appropriate Hex wrench
keys as indicated in the keyboard replacement procedure.
8-3-3-2 Preparation
Shut down the Vivid™ 4 ultrasound unit, as described in Chapter 3 - Installation.
8-3-3-3 Keyboard Removal Procedure
1) Remove the control console lower rear cover, as described in the Control Console Lower Rear
Cover Removal Procedure on page 8 - 19.
2.) Remove the control console lower cover, as described in the Control Console Lower Cover
Removal Procedure on page 8 - 18.
3) Remove the control console upper cover front, as described in the Control Console Upper Cover
(Front) Removal Procedure on page 8 - 14.
4) Unplug the four keyboard cables located at the bottom of the keyboard.
5) Loosen and remove the two M4 screws securing the keyboard matrix to the metal frame (one on
each of the left and right corners - see Figure 8-84 below).
6.) Loosen the M5 nut from the forked metal aligning plate (located in the center).
7.) Pull the keyboard away from the metal frame carefully releasing the forked metal aligning plate from
the central nut.
Figure 8-24 Disconnecting the Keyboard Matrix Cables
Figure 8-25 Removing the Keyboard
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