5-4            BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual 
The wireless signal can be affected by incorrect inaccuracy installation location of the antenna. 
 
 
5.3.3 Upgrading Recorder 
Refer to the corresponding section of this manual to install the recorder in your patient monitor. 
 
 
5.3.4 Upgrading iView System 
Refer to the corresponding section of this manual to install the related boards of the iView upgrade 
package in your patient monitor. 
 
NOTE 
  During installation, use a blade to cut off the seals for the USB, DVI and network interface at 
the rear case so that the interface can stretch out from the rear case. 
 
 
 
5.3.5 Upgrading Independent Display Function 
Refer to the corresponding section of this manual to install the related boards of the independent display 
upgrade package in your patient monitor. 
 
NOTE 
  During installation, use a blade to cut off the DVI seal at the rear case so that the interface can 
stretch out from the rear case.