Nellcor Oximax NPB-40, Service Manual

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NPB-40 15
P e r f o r m a n c e V e r i f i c a t i o n
Introduction
This section discusses the tests used to verify performance following repairs or
during routine maintenance. All tests can be performed without removing the
NPB-40 cover. All tests except the battery charge and battery performance tests
must be performed as the last operation before the NPB-40 is returned to the user.
If the NPB-40 fails to perform as specified in any test, repairs must be made to
correct the problem before the NPB-40 is returned to the user.
Equipment Needed
Performance Tests
The power - up performance test verifies that the NPB-40 is ready for patient
monitoring.
Power-On Self-Test
Discussion
Before using the NPB-40, you must verify that the NPB-40 is working properly
and is safe to use. Proper working conditions are verified each time the NPB-40 is
turned on as described in the following procedure. The verification procedure
(POST) takes 7 to 13 seconds to complete.
Caution: If any indicator or display element does not light when the NPB-40
is turned on, do not use the NPB-40. Instead, contact qualified service
personnel, your local Nellcor representative, or Nellcor’s Technical Services
Department.
Note : Physiological conditions, medical procedures, or external agents that may
interfere with the NPB-40’s ability to detect and show measurements,
include dysfunctional hemoglobin, arterial dyes, low perfusion, dark
Equipment Description
Digital Multimeter (DMM) Fluke Model 87 or equivalent
Durasensor
®
O
XI
M
AX
oxygen sensor DS
- 100A
O
XI
M
AX
oxygen sensor
MAX - A
Safety Analyzer Must meet current AAMI ESI/1993 & IEC
60601 - 1/1998 specifications
Extension cable DEC-4
Stopwatch Manual or electronic
Nellcor model SRC - MAX Tester Provides testing for O
XI
M
AX
compatible monitors