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Troubleshooting
Code
Description
Other Errors These will be logged, but not likely to be seen on the display due to restart
H901
Assertion failed Violation of a mandatory
H902
Out of memory
H903
Watchdog
timeout
H904
Stack Overflow
H905
Hard fault error
H999
Other fatal error Unspecified fatal error
Power Cable Continuity
To ensure that the applicator power cable has not
been damaged, it may be necessary to verify the
electrical integrity of the cable. To check continuity,
perform the following:
1. Power down the system.
64
Criteria
precondition
Memory allocation failed
Watchdog wasn't serviced
timely
A stack overflow has been
detected.
The CPU detected a hard fault Restart
Controller
Solution
Action
Restart
• Verify that all connections inside of
Restart
the controller are properly made.
Restart
• Restart controller.
• Verify software version and upgrade
Restart
if needed.
• Replace main board if necessary.
Restart
2. Remove the applicator power cable.
3. Refer to the cable schematic in
Connections, page
to check each pin at each connector against
all other listed pins to verify continuity where
indicated, or isolation between other pins.
18. Use an ohmmeter
3A3657C
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