Error Name/Error Condition/Major Cause/Solution
• /ENGRDY signal was not asserted when the machine was turned on.
• PCI I/F is not linked up when the machine returns from energy saver mode.
• EC/PC/SC response was not received within the specified time from power
on.
• Writing to Rapi driver failed (the other party not found through PCI).
• Connection defect between controller board (PCB15) and BiCU (PCB16).
• BiCU (PCB16) is down/unstable
Engine board does not startup.
Refer to SC670 (engine startup error) is displayed.
Error Name/Error Condition/Major Cause/Solution
Engine does not start up after the starting up
• CPU reset by software
• CPU reset by anomaly CPU
• CPU reset by hardware defect/noise
• Hardware defect
Engine board reset unexpectedly.
Refer to SC670 (engine startup error) is displayed.
Error Name/Error Condition/Major Cause/Solution
IPU start up error when the machine boots up
VDET_EPCI signal was not asserted when the machine was turned on.
• IPU, PSU (PCB18), and/or controller board (PCB15) defective
• Incorrect connection between controller board (PCB15) and IPU.
• Harness of IPU disconnected
Refer to SC670 (engine startup error) is displayed.
Error Name/Error Condition/Major Cause/Solution
Communication error between the engine and controller
Communication could not linked up.
• IPU and/or controller board (PCB15) defective
• Incorrect connection between controller board (PCB15) and IPU.
Refer to SC670 (engine startup error) is displayed.
Error Name/Error Condition/Major Cause/Solution
Communication could not linked up.
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