Nellcor OxiMax N-600x Service Manual page 33

O M N-600x Service Manual
XI AX
5. Turn on the monitor and wait for the POST process to complete.
Note: The monitor should indicate a %SpO
6. Verify an output voltage at pins 5 and 11 between +5 to +12 VDC.
7. Press the ALARM SILENCE button. With the audible alarm silenced, the
output voltage at pins 5 and 11 must be between -5 to -12 VDC, verifying the
RS-232 Nurse Call function.
8. While the instrument in an alarm condition, use a digital voltmeter (DVM) to
ensure there is no continuity (1 megohms or greater) between pins 8 and 15
and there is continuity (60 ohms or less) between pins 7 and 15.
9. Press the SRC-MAX tester %SpO
10. Use a DVM to verify there is continuity between pins 8 and 15 and that there
is no continuity between pins 7 and 15, verifying the solid state Nurse Call
function.
Using the Analog Output
To set the analog output settings:
1. Connect the negative lead of a voltmeter to pin 10 and the positive to lead pin
6 of the Data Port Connector on the back of the monitor.
2. Press the SETUP softkey.
3. Press the NEXT softkey three consecutive times.
alarm of 75.
2
button to change the %SpO
2
Data Port
Connector
Type BF
SN
2X
MADE IN IRELAND
TYCO HEALTHCARE GROUP LP
NELLCOR PURITAN BENNETT INCORPORATED
T 0.50A 250V
PLEASANTON, CA USA 94588
AUTHORIZED REPRESENTATIVE:
TYCO HEALTHCARE UK LTD
GOSPORT PO13 0AS, UK
CISPR 11
Group 1
Class B
100- 120 200-240V
R
50/60 Hz 30VA
0123
C US IPX1
Performance Verification
to 90.
2
N-600x
27