Masimo RAD-57C - Performance Verification; Power-On Self-Test; Key Press Button Test; Alarm Limit Test

Rad-57 Signal Extraction Pulse CO-Oximeter Operator’s Manual 9-3
9
service / maintenance
Performance Verification
To test the performance of the Rad-57 Pulse CO-Oximeter following repairs or during
routine maintenance, follow the procedure outlined in this section. If the Rad-57 fails any
of the described tests, discontinue its use and correct the problem before returning the
device back to the user.
Before performing the following tests verify or install new batteries into the Rad-57
Handheld. Also disconnect any patient cables, pulse oximetry probes or serial cables from
the device.
POWER-ON SELF-TEST
1. Turn the monitor on by depressing the Power Button. For about 5 seconds all
available LEDs are illuminated and a brief beep tone sounds.
2. The oximeter begins normal operation.
KEY PRESS BUTTON TEST
1. With the exception of the Power Button, press each button and verify that the
oximeter acknowledges each key-press with an audible beep tone or by indicating a
change on the display.
ALARM LIMIT TEST
1. With the monitor turned on, select the Menu Access key and enter the Alarm menu.
Change the High Saturation Alarm parameter to a value two points below the
currently selected value, and accept the change.
2. Verify that the newly set parameter is shown on the Saturation Alarm Limit Display,
next to the SpO
2
or pulse rate measurement display.
3. Return the High Saturation Alarm parameter to its original setting.
4. Repeat steps 1 to 3 with the Low Saturation Alarm parameter.
5. Repeat steps 1 to 3 with the High Pulse Rate Alarm parameter.
6. Repeat steps 1 to 3 with the Low Pulse Rate Alarm parameter.
7. Perform the above steps for the SpCO and SpMet alarm limits.
8. Reset the alarm limits again to the original settings.
LED BRIGHTNESS
1. With the monitor turned on, select menu level 3 (see Section 4, Setup Menu Level
3 - LED Brightness and Factory Defaults) and use the Up and Down Arrow keys to
cycle through all 4 brightness levels.
2. Exit the Menu system by pressing the Mode/Enter key or waiting for the normal
time-out.