Chapter 5
5-38 BiPAP® Focus™ Ventilator Service Manual © Respironics, Inc. REF 1029568 Rev A
Diagnostic Mode and Troubleshooting
442 SID CBIT BOARD UNDER
TEMP MONITOR FAIL
UI processor detected that the board low temperature
test failed during CBIT.
1. Ensure that the system is at room temperature or
within the operating specifications as per the
Operator’s Manual.
2. Enter Diagnostics mode and use the Sensor
Readings screen, to check the adc readings.
3. If this persists and leads to multiple resets and the
system declaring a system error because too many
errors occurred in 24 hours, replace the UI PCB.
443 SID CBIT LOW INT TEMP VIO UI processor detected that the enclosure low
temperature test failed during CBIT. (< -3 degrees).
1. Ensure that the system is at room temperature or
within the operating specifications as per the
Operator’s Manual.
2. Enter Diagnostics mode and use the Sensor
Readings screen, to check the temperature readings.
3. If this persists and leads to multiple resets and the
system declaring a system error because too many
errors occurred in 24 hours, replace the UI PCB.
444 SID CBIT SUPERCAPV
MONITOR FAIL
UI processor detected that the SUPERCAP test failed
during CBIT.
1. If running on battery, ensure the system has a
charged battery as per the setup section in the
Operator’s Manual.
2. Check if the problem exists when the system is run
on mains and battery.
3. Enter Diagnostics mode and use the Sensor
Readings screen, to check the adc readings.
4. If this persists and leads to multiple resets and the
system declaring a system error because too many
errors occurred in 24 hours, replace the UI PCB.
445 SID CBIT SETTINGS TEST FAI UI processor detected that the settings cross check test
failed during CBIT.
1. If this persists and leads to multiple resets and the
system declaring a system error because too many
errors occurred in 24 hours, replace the UI PCB.
2. If this persists and leads to multiple resets and the
system declaring a system error because too many
errors occurred in 24 hours, replace the controller
PCB.
Significant Event Log: Event IDs (Continued)
Code Short text for code Comment / Corrective Action
Table 5-3: Significant Event Log: Event IDs (Sheet 22 of 22)
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