Front End Parts Replacement; Front End Boards Replacement Procedure; Tools; Preparation - GE Vivid 4 BT03 RFI Service Manual

GE M S
EDICAL YSTEMS
D 2392751-100, R
IRECTION
Section 8-4

Front End Parts Replacement

8-4-1

Front End Boards Replacement Procedure

NOTE: The procedures below provide the instructions for replacing the following boards:
FB, MUX, BF, FEC, RFT, IMP, or RFI.
8-4-1-1

Tools

Use the appropriate flat and Phillips-type screw drivers and an ESD wrist band strap as indicated in the
front end boards replacement procedures.
CAUTION:
TAKING THE NECESSARY ESD PRECAUTIONS:
1.ALWAYS CONNECT YOURSELF, VIA AN ARM-WRIST STRAP, TO THE ADVISED ESD
CONNECTION POINT LOCATED ON THE REAR OF THE SCANNER (TO THE RIGHT OF
THE POWER CONNECTOR).
2.FOLLOW GENERAL GUIDELINES FOR HANDLING OF ELECTROSTATIC SENSITIVE
EQUIPMENT.
8-4-1-2

Preparation

Shut down the Vivid™ 4 ultrasound unit, as described in
8-4-1-3

Front End Boards Removal Procedure

CAUTION: FRONT END BOARDS ARE HEAVY!
FAILURE TO TAKE PRECAUTIONS WHEN LIFTING , COULD RESULT IN PERSONAL INJURY AND/
OR DAMAGE TO THE SYSTEM.
1) Remove the left side cover, as described in the
2) 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.
3) Release the plastic latches located at the top and the bottom of each card (board) - see
3
EVISION
DO NOT TOUCH ANY BOARDS WITH INTEGRATED CIRCUITS PRIOR TO
Upper latch
FE Board
Lower latch
Figure 8-31 Front End Boards
Chapter 8 - Replacement Procedures
V
Chapter 3 - Installation.
Side Covers Removal Procedure
™ 4 S M
IVID ERVICE ANUAL
on page 8 - 4.
Figure 8-31.
8-35