Tr Switch Test - GE Vivid 4 BT03 RFI Service Manual

Table of Contents

2392751-100, R

TR Switch Test

If a solid line is observed during scanning, it may indicate a bad TR switch. This test checks the transmit

1) Connect a 3S probe and lock it in place.

Note: To avoid irrelevant failure results, it is imperative that the probe be in good condition.

2) Access the F.B. tab of the FE Diagnostics dialog box, as described in the

Assembly Options

3) In the Select Socket area of the F.B. tab, trackball to the socket to which the 3S probe is connected:

4) Trackball to Pulser 1 (High Voltage Power Supply [HVPS] +/-80V) or Pulser 2 (Low Voltage Power

Supply [LVPS] +/-40V) and press Select.

5) Trackball to the TR Switch Test button and press Select. The TR switch test is performed, and the

test results are displayed in the Report dialog box, as shown below:

section, on page 7-26.

Trackball to Left, Right or Center and press Select.

Figure 7-21 Report Dialog Box - TR Switch Test

Chapter 7 - Diagnostics/Troubleshooting

Accessing the Front Board