Service Call 900-998
D146/D147/D148/D149/D150 5-196 SM
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC990-00 D
Software operation error
Software attempted an unexpected operation.
§ Parameter error
§ Internal parameter error
§ Insufficient work memory
§ Operation error caused by abnormalities that are normally
undetectable.
§ Turn the main power off/on.
§ Reinstall the software of the controller and BICU board.
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC991-00 C
Recoverable software operation error
Software attempted an unexpected operation.
SC991 covers recoverable errors as opposed toCS990.
§ Parameter error
§ Internal parameter error
§ Insufficient work memory
§ Operation error caused by abnormalities that are normally
undetectable.
Logging only
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC992-00 D
Undefined SC issued.
An SC, that is not controlled by the system, occurred.
§ An SC for the previous model was used mistakenly, etc.
§ Basically a software bug.
Turn the main power off/on.
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