CMRR 3.0E | User Manual
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5.3.1
[CM Point] Terminal
Same as [Vc] terminal, it connects the inner common mode point (also referred to driven-shield layer or
inner shield) of CMRR 3.0E to this terminal. When the patient cable (electrode cable) is wrapped in foil as
an outer shield, the outer shield should connect to this common mode point.
5.3.2
RA/LA/LL/RL/V1~V6 Electrode Terminals
Each electrode terminal can be connected to EEG electrode cables respectively.
6
Operation
6.1
Stand-alone Operation
Before operating CMRR 3.0E, the bundled DC 12V power supply has to be connected to the [DC 12V]
connector on the front panel with the switch at the right side to be turned to [On].
All of the operations of CMRR 3.0E can be done with the touch screen and knobs on the upper panel. All
the parameters can be displayed on the LCD touch screen.
6.1.1
Touch Screen for Setting Different Parameters
The touch screen can be used for selecting different functions such as Standard/Supply
Voltage/Frequency/Inner Shield(Vc)/Electrode with Impedance/DC offset. In the main page, user can use
the up arrow button or down arrow button to switch different options. Else, user can double click the
function area to have all the options shown in a separated page.
6.1.1.1
Standard
Once the option for [Standard] is selected for IEC-2-26, the relevant setting options will be limited in
accordance with the requirements of each standard.
Figure 6-1, Options in
“
IEC-2-26
Standard”
