GE LOGIQ e Basic Service Manual page 161

M Mode Checks (continued)
M Mode Softmenu Key
Step
1 Adjust Rejection
2 Adjust Sweep Speed
3 Adjust Edge
Enhance
4 Activate Gray Map
6 Activate Colorize
7 Activate Full
Timeline
8 Select Display
Format
9 Adjust Dynamic
Range
(Compression)
10 Power output
LOGIQ e – Basic Service Manual
5461614-100 English Rev. 6
Table 4-4: M Mode Softmenu key
Task
Selects a level below which echoes will not be
amplified (an echo must have a certain
minimum amplitude before it will be
processed).
Changes the speed at which the time line is
swept. The following speed values are
available, 1, 2, 3, 4, 6, 8, 12, 16.
Edge Enhance brings out subtle tissue
differences and boundaries by enhancing the
gray scale differences corresponding to the
edges of structures. Adjustments to M Mode's
edge enhancement affects the M Mode only.
Determines how the echo intensity levels
received are presented as shades of gray.
Enables gray scale image colorization. To
deactivate, reselect a Gray Map.
Displays only timeline screen. Press the Full
Timescreen to activate.
Select the format to display B image and M
image on the LCD. Press Display Format, and
select from the pop up menu.
Dynamic Range controls how echo intensities
are converted to shades of gray, thereby
increasing the adjustable range of contrast.
Optimizes image quality and allows user to
reduce beam intensity. 2% increments
between 0-100%. Values greater than 0.1 are
displayed.
Expected Result(s)
Functional checks
Comments
4-27