Respironics BiPAP Service Manual page 61

Event ID
336 POST 18VINMON FAIL
The screen should also display
18VIN VOLTAGE RAIL FAILED
337 POST 18VBOOSTMON FAIL
The screen should also display
18VBOOST VOLTAGE RAIL
FAILED
338 POST SUPERCAPMON FAIL
The screen should also display
SUPERCAP VOLTAGE TEST
FAILED
339 POST HIGH TEMP. VIO
The screen should also display
ENCLOSURE TEMPERATURE
TOO HIGH
340 POST LOW TEMP. VIO
The screen should also display
ENCLOSURE TEMPERATURE
TOO LOW
341 POST BOARD OVER TEMP
The screen should also display
BOARD TEMPERATURE TOO
HIGH
342 POST BOARD UNDER TEMP
The screen should also display
BOARD TEMPERATURE TOO
LOW
REF 1029568 Rev B
Table 5-3: Significant Event Codes (Continued)
Comment / Corrective Action
User interface processor detected that the 18VIN test failed during POST. Signal
is only present while on mains.
1. Check if the problem occurs during AC and battery operation.
2. Enter Diagnostics mode and use the Sensor Readings screen to check the
voltage and ADC readings.
3. Replace the user interface PCB.
User interface processor detected that the 18VBOOST test failed during POST.
1. If running on battery, ensure that the battery is fully charged.
2. Check if the problem occurs during AC and battery operation.
3. Enter Diagnostics mode and use the Sensor Readings screen to check the
voltage and ADC readings.
4. Replace the user interface PCB.
User interface processor detected that the SUPERCAP test failed during POST.
1. If running on battery, ensure that the battery is fully charged.
2. Check if the problem occurs during AC and battery operation.
3. Enter Diagnostics mode and use the Sensor Readings screen to check the
voltage and ADC readings.
4. Replace the user interface PCB.
User interface processor detected that the enclosure high temperature test failed
during POST (> 60
1. Ensure that the system is at room temperature or within operating
specifications.
2. Enter Diagnostics mode and use the Sensor Readings screen to check the
voltage and ADC readings.
3. Replace the user interface PCB.
User interface processor detected that the enclosure low temperature test failed
during POST. (< -3 °C)
1. Ensure that the system is at room temperature or within operating
specifications (5-35 °C / 41-95 °F).
2. Enter Diagnostics mode and use the Sensor Readings screen to check the
voltage and ADC readings.
3. Replace the user interface PCB.
User interface processor detected that the PCB high temperature test failed
during POST.
1. Ensure that the system is at room temperature or within operating
specifications.
2. Enter Diagnostics mode and use the Sensor Readings screen to check the
voltage and ADC readings.
3. Replace the user interface PCB.
User interface processor detected that the PCB low temperature test failed
during POST.
1. Ensure that the system is at room temperature or within operating
specifications.
2. Enter Diagnostics mode and use the Sensor Readings screen to check the
voltage and ADC readings.
3. Replace the user interface PCB.
BiPAP Focus Ventilator Service Manual © Respironics, Inc.
Diagnostic Mode and Troubleshooting
o
C)
Chapter 5
5-29