GE MEDICAL SYSTEMS
D
IRECTION 2392751-100, REVISION 3VIVID™ 4 SERVICE MANUAL
Chapter 8 - Replacement Procedures 8-41
8-4-5 Front End Crate Replacement Procedure
8-4-5-1 Tools
Use the appropriate flat and Phillips-type screw drivers, a wire cutter and the appropriate Hex wrenches
as indicated in the front end crate replacement procedure.
8-4-5-2 Preparation
Shut down the Vivid™ 4 ultrasound unit, as described in Chapter 3 - Installation.
8-4-5-3 Front End Crate Removal Procedure
CAUTION: Support the crate while removing it. The crate is heavy, weighing approximately
16 Kg (35.2 lbs).
1) Pull out and remove the air filter from the front of the machine.
2) Disconnect all probes from the probe sockets.
3) Remove the right side cover, as described in the Side Covers Removal Procedure on page 8 - 4.
4) Remove the front door of the crate by unscrewing the two large screws at the top of the door, and
gently pulling the door down and lifting it off its hinges.
5) Disconnect the AC power cable from the DC power supply.
6) Loosen the two wing nuts of the PCI flat cable spring clamp (located on the right wall of the crate)
and release the cable from the wall.
7) Slide out the Image Port board (or RFI board) and unplug the PCI cable from the board.
8) Remove the eight screws that secure the front end crate to the frame then gently slide the crate out
towards you.
9) Disconnect the fan power cable, located on the upper part of the outside wall of the front end crate,
as shown below:
Figure 8-35 Fan Power Cable Connections
Fan power cable
Ground cable
(only one visible in picture)
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