Ultrasonic Diagnostic Instrument (Vet)
User’s Manual V1.01
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6.3.3 B/M Mode
1. In real-time mode, press
key to enter B/M mode.
2. Move sample line. Press
key to quit the current using status of direction keys. Press left/right
direction keys or click left/right mouse to move sample line.
3. In real-time mode, press
key to exit B/M mode.
6.3.4 M Mode
1. In real-time mode, press
key to enter M mode.
2. Change M speed: Press
key to enter main-menu, press direction keys
to move cursor to
“M Speed” and then press direction keys
to select the eight kinds of scan speed.
3. In real-time mode, press
key to exit M mode.
6.3.5 A Mode
In real-time mode, press
key to enter or exit A mode.
6.4 Image adjustment and control in B, B/B, B/M and M
In real-time mode, you can adjust the total gain, near field gain, far field gain, dynamic range, depth
range, frequency, frame correlation, image post-process, edge enhancement, focus quantity, local zoom,
left/right reverse, up/down reverse, color, backlight, brightness and contrast, etc.
Note: When using the mouse to adjust the image quality, move the mouse to select the image
menu, click left mouse to reduce the image parameter value, and click right mouse to increase the
image parameter value.
6.4.1 BackLight, brightness and contrast adjustment
The brightness and contrast level of the screen is one of the most important factors for the image
quality. The brightness and contrast adjustment should be done in relation to the ambient brightness.
Therefore the actual brightness and contrast level shall be adjusted according to the specific environmental
condition.
1. In the startup default status, press freeze key to unfreeze, press
key to quit the current using
status of direction keys;
2. Press direction keys
, the "BackLight, Bright, Contrast" adjustment bars appear on the screen;
3. Press direction keys
, choose "BackLight, Bright, Contrast" adjustment bar;
4. Press direction keys
, change the brightness of backlight, brightness and contrast of the
image;
5. Finish the settings, press
key or automatically later exit the adjustment status.
Note:
1. In A mode, the backLight, brightness and contrast cannot be adjusted.
2. If not adjust the backLight, brightness and contrast using direction keys
, you must
exit current use status of direction keys.
6.4.2 Total Gain Adjustment
In real-time mode, press
key to enter main-menu, press direction keys
to move cursor to
“Gain” in the display area. Press direction key
to increase image total gain and direction key
to
reduce total gain so as to control the total gain of the entire image.