GE H45011DT, Service Manual

Page: 423 / 594

GE M
EDICAL
S
YSTEMS
D
IRECTION
2392751-100, R
EVISION
3 V
IVID
™ 4 S
ERVICE
M
ANUAL
8-40 Section 8-4 - Front End Parts Replacement
8-4-4 TX Power Supply Replacement Procedure
8-4-4-1 Tools
Use the appropriate flat and Phillips-type screw drivers, a wire cutter, and the appropriate Hex wrenches
as indicated in the Tx power supply replacement procedure.
8-4-4-2 Preparation
Shut down the Vivid™ 4 ultrasound unit, as described in Chapter 3 - Installation .
8-4-4-3 TX Power Supply Removal Procedure
1) Remove the right cover, as described in the Side Covers Removal Procedure on page 8 - 4.
2) Remove the DC power supply - refer to the DC Power Supply Removal Procedure on page 8 - 39.
3) Remove the two screws located at the top of the Tx power supply unit.
4) Remove the Tx power supply unit by pulling it out by the handle on the front panel.
8-4-4-4 TX Power Supply Installation Procedure
1) Return the Tx power supply unit to its original position.
2) Fasten the Tx power supply unit with the two screws at its top.
3) Install the DC power supply, as described in the DC Power Supply Installation Procedure on page
8 - 39.
4) Reconnect the Tx power supply input cable.
5) Return the right side cover to its original position, as described in the Side Covers Installation
Procedure on page 8 - 4.
Note: When you install the Tx power supply unit, ensure that it slides into its guiding tracks.