GE MEDICAL SYSTEMS
D
IRECTION 2300164-100, REVISION 7 VIVID™ 3 PRO/VIVID™ 3 SERVICE MANUAL
Chapter 7 - Diagnostics/Troubleshooting 7-21
7-3-7 Beamformer (BF) Diagnostic Tests
The BF diagnostic tests enable you to check the ADC output and perform a digital beamformer test.
Note: Before performing the BF tests, perform the IMP, VME Bus, RFT and FEC tests, as described
beginning on page
7-13. If the BF test is performed without first performing these tests, and
errors are identified, you must perform the FEC tests, then the RFT test, the VME Bus test, and
the IMP test, to ensure that the BF board is the source of the error.
NOTE: When replacing the BF, perform calibration as described in the
Calibration section, on page 6-14.
NOTE: IMPORTANT - Do not perform BF Calibration after operating in CW or PW scanning modes since
validation will fail. Perform the BF Calibration procedure only after 2D scanning mode.
1) Access the FE Diagnostics dialog box, as described in the
Accessing the Front End Diagnostic
Options
section, on page 7-6.
2) In the FE Diagnostics dialog box, trackball to the BF tab and press Select,
OR
Trackball to the BF button in the Data Flow Map and press Select.
The BF tab is displayed, as shown in
Figure 7-11 (or Figure 7-12) below:
Figure 7-11 BF Tab - FE Diagnostics Dialog Box (RFI Configuration)
Data Flow Map
Test Description Area
Test Area
Comment Area
Tabs
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