4
2. In frozen status, text input, exchange the starting point
and end point of the measurement, etc.
2
1. Main-menu;
2. In frozen status, save image/read image/cine loop.
3
Enter Confirm
4
Freeze/Unfreeze the image;
Hold down freeze key for some time to achieve screen
display up/down reverse.
5
One-key storage image
6
Adjust the imaging depth
7
Direction Keys
8
Quit various states
9
Power switch
3.5 Symbols Description
This instrument uses the symbols listed in the following table, and their descriptions are explained.
Symbols
Description
Type B applied part
Indicates the need for the user to consult the instructions
for use for important cautionary information.
Follow instructions for use
Power switch
Power supply indication
Battery charge indication
Direct current
Polarity of direct current power connector
Manufacturer
Date of manufacture
Serial number