Description
The YRC1000 previously stores the connected I/O modules, and checks the presence of each module on startup. This alarm occurs if there is any module whose presence cannot be identified.
Subcode description
The IO module board connected
with 0th serial bus exists.
Causes and remedies
| Cause | Remedy |
|---|---|
| ASF01 board (abnormal) | 1. Turn the power off and back on. 2. If the alarm recurs, replace the ASF01 board. Save CMOS.BIN before replacing the 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. |