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GE H
EALTHCARE
D
FQ091013, R
IRECTION
7-4-3-5
RFI Demodulator Short Test
NOTE:
For a description of this test, refer to the information in
IMPORTANT In order to access an individual board test, it is necessary to insert the service dongle from
NOTICE
system boot-up and enter the Service Password.
NOTE:
When performing this test, no probe should be connected to the system and nothing should be touching
the probe connectors!
1.) In the Diagnostic Test window, trackball to RFI Demodulator Short Test in the list of RFI tests
available for selection from the Diagnostic Test Tree (see
RFI Demodulator Short Test name is displayed under Execute; the relevant system component to
be tested are highlighted light blue in the Schematic View (RFI), as shown below:
2.) As indicated in the Special Instructions area, disconnect any probes currently connected to the
system and make sure that nothing is touching the probe connectors.
3.) Under the Special Instructions area, activate the Loops checkbox
and select the required number of Loops from the combo box.
4.) Adjacent to On Fail, select either Stop or Continue, as required.
Stopping on failure enables you to review a failed test, the moment it fails. Alternatively, you may
prefer testing to continue on failure and later you may review the report.
5.) Trackball to the Start button and press Set.
The RFI Demodulator Short Test commences. While the test proceeds, the name of the test
currently in progress is displayed in the Execute field and the current Loop # and specific test are
shown below. The messages Init Done and Please Wait are displayed beside the progress bar in
the Status area:
As the testing sequence progresses, the progress bar will advance to reflect the test progress. The
LED on the RFI status indicator in the Data Flow map will be highlighted in the appropriate color to
indicate the current test status, as follows:
7-40
1
EVISION
Figure 7-17 RFI Demodulator Short Test
Section 7-4 - Performing Front End (FE) Diagnostics
V
V
IVID I N AND
IVID Q
RFI Demodulator Short Test on page 7 -
below) and press Set. The
Figure 7-17
N S
M
ERVICE
ANUAL
11.
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