Safety Tests - Nellcor OxiMax N-550B Service Manual

Performance Verification

Safety Tests

26
6. Press the SRC-MAX Light Level selection button. The SRC-MAX Light
Level LED will light.
7. The N-550B Pulse Amplitude indicator will stabilize and illuminate 4
bars with each pulse beat.
8. The N-550B will display:
• 75 %SpO2
• 60 bpm
• alarm
• low level modulation
9. Perform Test #1: BPM on page 21. The Pulse Amplitude indicator
should indicate low level modulation.
10. Perform Test #2: SpO2 on page 22. The Pulse Amplitude indicator
should indicate low level modulation.
11. Disconnect all equipment and turn off the N-550B.
The N-550B safety tests meet the standards of, and are performed in
accordance with, IEC 60601-1 (EN 60601-1, Amendment 1, Amendment 2)
and UL 2601-1, for instruments classified as Class 1 and TYPE BF and ANSI/
AAMI Standard ES1.
Applicable tests for these standards are listed below. Technicians must be
familiar with the standards applicable to their institution and country. Test
equipment and its application must comply with the applicable standard.
• Ground Integrity, see page 92 for test values.
• Earth Leakage Current, see page 92 for test values.
• Enclosure Leakage Current, see page 92 for test values.