M Mode Checks - GE Versana Balance Basic Service Manual

4-4-8 M Mode Checks

4-4-8-1 Preparations
4-4-8-2 Adjust the M Mode controls
Versana Balance – Basic Service Manual
5808768-100 English Rev.9
• Connect one of the probes to the scanner's left-most probe
connector.
• Turn ON the scanner.
The 2D Mode window is displayed (default mode).
• Press M Mode on the Operator panel to bring up an
M-Mode picture on the screen.
Use the trackball to position the cursor over the required
area of the image.
These Image Controls are used to optimize the M mode picture.
Verify that all the listed controls are working as intended:
• Adjust Horizontal sweep to optimize the display resolution.
Adjust Gain and TGC controls to adjust the range to be
imaged.
Adjust Compression and Edge Enhance to further
optimize the display.
Adjust Rejection to reduce noise while taking care not to
eliminate significant low-level diagnostic information.
Functional checks
System view 4-57