GE Vivid 7 Service Manual

GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
Chapter 7 - Diagnostics/Troubleshooting 7 - 69
7-8-3-4 System Test Screen Description
7-8-3-5 Test Loops, System Figure 7-74   System Test Screen, Upper Part 
Table 7-6    Test Loops, System - Test All, System - Break (FEP1)
FIELDKEYDESCRIPTION
TEST 
LOOPS -IN SOME CASES YOU MAY WANT TO DO THE SAME TEST SEVERAL TIMES. 
ENTER A NUMBER TO INDICATE HOW MANY TI
MES YOU WANT THE TEST TO REPEAT ITSELF. 
DEFAULT VALUE = 1..
SYSTEM TEST...

GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
7 - 70 Section 7-8 - Acquisition Diagnostics
7-8-3-5      Test Loops, System (cont’d)
7-8-3-6 Mode (Calibration/Test Screen Selection) Table 7-7    Test Loops, System - Test All, System - Break (FEP2)
FIELDKEYDESCRIPTION
TEST 
LOOPS -IN SOME CASES YOU MAY WANT TO 
DO THE SAME TEST SEVERAL TIMES. 
ENTER A NUMBER TO INDICATE HOW MANY TI MES YOU WANT THE TEST TO REPEAT ITSELF. 
DEFAULT VALUE = 1..
SYSTEM TEST ALL USE 
TEST ALL
 TO...

GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
Chapter 7 - Diagnostics/Troubleshooting 7 - 71
7-8-3-7 “Block Schematics” with Single Tests Select one of the buttons in the “block schematics”  in the upper part of the screen (or one of the 
duplicate buttons in the lower row of the screen) to select a particular test. 
Some of the tests are described after the figure below. 
Figure 7-75   Diagnostics Test Screen, Upper Part
BLOCK 
SCHEMATICS, FEP2BLOCK 
SCHEMATICS, FEP1 

GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
7 - 72 Section 7-8 - Acquisition Diagnostics
7-8-3-8 Receiver Board (RX) Test
7-8-3-9 Relay Board Test NOTE: A Test Attenuator, Part Number  AA200215 is needed for this test.
Table 7-9    Receiver Board (RX) Test
Test (Key)Sub-testsDescription
RX
Receiver Board (RX)
Te s t  A l l Activates the following tests, in s
equence, see description for each sub test;
- RECV0
- RECV1
RECV.0 Max Gain test for RX using FEC signal generator....

GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
Chapter 7 - Diagnostics/Troubleshooting 7 - 73
7-8-3-10 Image Port Test When selecting the ImagePort Test, the scanner issues a test command to the local software running 
on the I960RP processor on the Image Port board. 
The test command will start the following tests;
• test the interrupt based command/replay mechanism
• reset the ImagePort board
• test the PipeLink data fifo
• test the video data fifos
• test the PipeLink...

GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
7 - 74 Section 7-8 - Acquisition Diagnostics
7-8-4 General Recommendations  to Troubleshoot Noise Issues
Ultrasound machines are susceptible to Electromagne tic Interference (EMI) from radio frequencies, 
magnetic fields, and transients in the air or wiring.  They also generate EMI. The Vivid 7 complies with 
limits as stated on the EMC label. Ho wever there is no guarantee that interference will not occur in a 
particular...

GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
Chapter 7 - Diagnostics/Troubleshooting 7 - 75
7-8-5 EMI Prevention/abatement
     
Table 7-12    EMI Prevention/abatement
EMI RULEDETAILS
BE AWARE OF RF 
SOURCES
- Keep the unit at least 5 meters (15 feet) away from other emi sources. 
- Special shielding may be requi
red to eliminate interference problems caused by high frequency, 
- High powered radio or video broadcast signals.
GROUND THE UNIT - Poor grounding is the most...

GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
7 - 76 Section 7-8 - Acquisition Diagnostics
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GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
Chapter 8 - Replacement Procedures 8 - 1
Chapter 8 
Replacement Procedures
Section 8-1
Overview
8-1-1 Purpose of Chapter 8
This chapter holds replacement procedures for the following modules/subsystems.
NOTE: Use the ESD-kit during replacing boards. 
 
 
WARNINGWARNINGDO NOT TOUCH ANY BOARDS WITH INTEGRATED CIRCUITS PRIOR TO TAKING THE 
NECESSARY ESD PRECAUTIONS: 
ALWAYS CONNECT YOURSELF, VIA AN ARM-WRIST STRAP, TO THE ADVISED ESD...

GE HEALTHCARE
DIRECTION FC091194, REVISION 11    VIVID 7 SERVICE MANUAL 
8 - 2  - 
8-1-2 Definitions of Le ft, Right, Front and Back
Figure 8-1   Definition of Left, Right, Front and Back of Vivid 7
RIGHT SIDE
REAR / BACK
LEFT SIDE FRONT