Respironics BiPAP Service Manual page 67

Event ID
9XX: Reset reason codes. (Some of these can be generated using the Diagnostic mode System Test screen.)
900 Unused
901 Unused
902 EXT WDOG TEST
903 EXT WDOG UNEXPECTED
904 SOFT RESET
905 PWR ON RESET
906 SET CAL MODE FAILURE
907 TCB SOFT RESET
REF 1029568 Rev B
Table 5-3: Significant Event Codes (Continued)
Comment / Corrective Action
No action required if the System Test screen in Diagnostic mode is being used to
test the External watchdog. Code 310 POST Abnormal Restart should be logged
with the same timestamp.
1. If not deliberately generated, replace user interface PCB.
2. Retrieve the DRPT and contact technical support.
An unexpected external watchdog occurred. Code 310 POST Abnormal Restart
should be logged with the same timestamp.
1. Retrieve the DRPT and contact technical support.
An unexpected external watchdog soft reset occurred. Code 310 POST Abnormal
Restart should be logged with the same timestamp.
1. Retrieve the DRPT and contact technical support.
No action required: the device has been powered on and this event is expected.
Failure detected when attempting to enter Calibration mode. Check that the
system is in Diagnostics mode first, then start the PC calibration software. No
action required if the system was in Normal mode when the PC calibration
software was started.
1. If this event occurred in Diagnostics mode, retrieve the DRPT and contact
technical support
Controller PCB has detected a software reset condition and attempted to send it
to the user interface processor.
1. Retrieve the DRPT and contact technical support.
BiPAP Focus Ventilator Service Manual © Respironics, Inc.
Diagnostic Mode and Troubleshooting
Chapter 5
5-35