西门子PLC的报错

帮忙看看CPU的报错
Event 2 of 22:  Event ID 16# 530D
New startup information in STOP mode
Startup prevented by:
- Module or submodule assignment not evaluated or evaluation aborted with errors (SDB 1,3,5,2X,9X)
- Power on necessary
- STOP request exists
- Cold restart or warm restart necessary
Startup information:
- Time for time stamp at the last non backed up power on
- Single processor operation
Current/last startup type:
- No startup type/following memory reset
Permissibility of certain startup types:
- Manual startup not permitted, corrections in parameter assignment, submodule, etc. necessary
Last valid operation or setting of automatic startup type at power on:
- No startup type/following memory reset
Operating mode: STOP (internal)
Incoming event
12:03:09.093 AM  01/01/1994


Event 3 of 22:  Event ID 16# 530D
New startup information in STOP mode
Startup prevented by:
- Power on necessary
- STOP request exists
- Cold restart or warm restart necessary
Startup information:
- Time for time stamp at the last non backed up power on
- Single processor operation
Current/last startup type:
- No startup type/following memory reset
Permissibility of certain startup types:
- Manual startup not permitted, corrections in parameter assignment, submodule, etc. necessary
Last valid operation or setting of automatic startup type at power on:
- No startup type/following memory reset
Operating mode: STOP (internal)
Incoming event
12:00:03.629 AM  01/01/1994


Event 4 of 22:  Event ID 16# 494D
STOP caused by I/O error
No relevance for user (Z1): 9182
No relevance for user (Z2): 1284 (Z3): 00e1
Previous operating mode: STOP (own initialization)
Requested operating mode: STOP (internal)
External error, Incoming event
12:00:03.625 AM  01/01/1994
谢谢！