Table 7. Test Lead Combinations; Table 8. Allowable Leakage Current - Nellcor OxiMax N 5500 Service Manual

3. Connect the patient test lead combination in table 7 to the appropriate input connector
on the electrical analyzer.
4. Turn on the N5500.
5. Perform patient auxiliary current test per table 8 as recommended by electrical
analyzer's operating instructions.
6. Repeat the patient auxiliary current test for each test lead combination as listed in
Table 7 and measure each patient auxiliary current.

Table 7. Test Lead Combinations

First Test Lead
ECG #1 (LA)
ECG #1 (LA)
ECG #2 (LL)
ECG #1 (LA)
ECG #2 (LL)
ECG #3 (RA)
ECG #1 (LA)
ECG #2 (LL)
ECG #3 (RA)
Temperature 1/2

Table 8. Allowable Leakage Current

Neutral Line
Polarity
Wire
Normal Closed
Normal Open
Normal Closed
Reversed Closed
Reversed Open
Reversed Closed
N5500 Service Manual
Performance Verification
Second Test Lead
ECG #3 (RA)
ECG # 2 (LL)
ECG #3 (RA)
Temperature 1/2
Temperature 1/2
Temperature 1/2
Power Line Allowable Leakage
Ground Wire Current (microamps )
Normal
Normal
Open
Normal
Normal
Open
SpO
2
SpO
2
SpO
2
SpO
2
10
50
50
10
50
50
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