BeneVision N17/BeneVision N15/BeneVision N12 Patient Monitor Service Manual          3-1 
3 Testing and Maintenance 
 
 
3.1 Introduction 
To ensure the patient monitor always functions properly, qualified service personnel should perform 
regular inspection, maintenance and test. This chapter provides a checklist of the testing procedures for 
the patient monitor with recommended test equipment and frequency. The service personnel should 
perform the testing and maintenance procedures as required and use appropriate test equipment.   
 
The testing procedures provided in this chapter are intended to verify that the patient monitor meets the 
performance specifications. If the patient monitor or a module fails to perform as specified in any test, 
repairs or replacement must be done to correct the problem. If the problem persists, contact our 
Customer Service Department. 
 
CAUTION 
  All tests should be performed by qualified service personnel only. 
  Care should be taken when changing the settings in Maintenance and Configuration menus to 
avoid loss of data.   
  Service personnel should possess a working knowledge of the test tools and make sure that 
test equipment and cables are applicable. 
 
 
3.1.1 Test Equipment 
Required Test Equipment is listed in the specific test procedure. 
 
 
3.1.2 Preventative Maintenance 
The following sections provide a list of recommended preventative maintenance procedures. It is 
recommended to verify accuracy and calibrate the patient monitor as needed at least once every two 
years (and once a year for CO
2
 and AG modules). See the following sections for detailed test procedures 
and contents.