3-14                    BeneVision N22/BeneVision N19 Patient Monitor Service Manual 
6.  Set the calibration value to 200 mmHg. 
7.  Select the Calibrate button next to the desired IBP channel to start a calibration. 
8.  If the calibration is completed successfully, the message Calibration Completed! will be displayed. Otherwise, a 
corresponding message will be displayed. 
 
Method 2: 
Tools required: 
  Standard sphygmomanometer 
  Squeeze bulb 
  Tubing 
  T-shape connector 
 
1.  Connect the 3-way stopcock, the sphygmomanometer and the squeeze bulb through a T-shape connector, as 
shown below. 
2.  Zero the transducer, and then open the stopcock to the sphygmomanometer. 
 
 
3.  Select Main Menu→  Maintenance  →  enter the required password  →  Module  →  IBP. In the displayed 
interface, set the target calibration value of the target channel. Value range: 80 to 300 mmHg. 
4.  Inflate using the squeeze bulb until the reading of sphygmomanometer approximates the preset calibration 
value. 
5.  Adjust the calibration value in the Maintain IBP menu until it is equal to the reading of sphygmomanometer 
 
6.  Select the Calibrate button next to the desired IBP channel to start a calibration. 
If the calibration is completed successfully, the message Calibration Completed! will be displayed. Otherwise, a 
corresponding message will be displayed. 
   
Sphygmomanometer 
T-shape connector 
Pressure adapter cable 
IBP   
module 
3-way stopcock 
Pressure transducer