T1 Service Manual 5-1
5 Testing and Maintenance
5.1 Introduction
To ensure the patient monitor always functions properly, qualified service personnel should perform regular inspections,
maintenance and testing. This chapter provides a checklist of the testing procedures for the patient monitor with
recommended test equipment and inspection schedule.
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 Mindray Technical Support Department.
CAUTION
All tests should be performed by qualified service personnel only.
Care should be taken when changing the settings in [User Maintenance] and [Factory Maintenance] menus to
avoid loss of data.
Service personnel should possess a working knowledge of the test equipment and make sure that test tools and
cables are applicable.
5.2 Preventative Maintenance
Preventative maintenance refers specifically to actions taken to prevent inaccurate results in the equipment. The following
sections provide a list of recommended preventative maintenance procedures and their recommended frequencies.
5.2.1 Preventative Maintenance Frequency
Check/Maintenance Item Frequency
Sidestream and
microstream CO
2
tests
and calibration
Leakage test 1. If the user suspects that the measurement is incorrect.
2. Following any repairs or replacement of relevant module.
3. Once a year.
Performance test
Calibration