Description
The YRC1000 previously stores the connected CPU boards, and checks if each board properly responds on a startup. This alarm occurs if there is any CPU board which does not properly respond to the YRC1000.
Subcode description
No response was sent from the
optional board #4 when the
control power turned ON.
Causes and remedies
| Cause | Remedy |
|---|---|
| Software (incorrect setting) | Check the optional board settings in maintenance mode. |
| ACP02 board (abnormal) | 1. Turn the power off and back on. 2. If the alarm recurs, check that the following boards are fully inserted. • ACP02 board |
| ACP02 board (abnormal) | 1. Turn the power off and back on. 2. If the alarm recurs, replace the following boards. Save CMOS.BIN before replacing the board. • ACP02 board |
| ACP01 board (abnormal) | 1. Turn the power off and back on. 2. If the alarm recurs, replace the ACP01 board. Save CMOS.BIN before replacing the board. After replacing the ACP01 board, remove the SD card from the original ACP01 board and insert it into the new ACP01 board. |
| AIF01 board (abnormal) | 1. Turn the power off and back on. 2. If the alarm recurs, replace the AIF01 board. Save CMOS.BIN before replacing the board. After replacing the AIF01 board, load CMOS.BIN saved before the alarm occurred. |
| Other | If the alarm occurs again after implementing the countermeasures, contact our service department and describe the circumstances when CMOS.BIN was saved (operating procedure, etc.). |