Bayer HealthCare Rapidlab 800 - Manual (Page 361)

4Ć75 Troubleshooting the System
COĆox Optics Test
You can use this procedure to test the operation of the CO-ox lamp and to display
the integration time for the last CO-ox zero calibration.
1. Access the CO-ox Optics Test from the Menu screen:
a. Select 3 Troubleshooting and press Enter .
b. Select 3 Measurement and press Enter .
c. Select 2 COox Optics and press Enter .
The CO-ox Optics Test screen appears as shown in Figure 4-10.
Figure 4Ć10.ā COĆox Optics Test Screen
2. Press Start Test .
3. Check the screen for the message, Lamp test passed.
NOTE:ĄĂ The system requires a one-point calibration to zero the CO-ox module
when the lamp test is complete. The message, Calibration Overdue: COox
Zero, is displayed when the test is run.
The integration time for the zero calibration should be between 8,000 and
80,000
µ
sec.
4. Press Exit Test .
External Loopback Test
Use this procedure to test the communication between the user-interface processor,
the serial ports, and the external cable connected to each port. The loopback
connector and the cable matching connector are required for this test.
1. Access the External Loopback Test from the Menu screen:
a. Select 3 Troubleshooting and press Enter .
Menu Code
3 3 2
3
Menu Code
4
Rev. B