前天我们这有一块CPU416-2DP停机了,我把诊断缓冲区里的东西传上来了,请各位高手帮我分析一下停机的原因,谢谢!

Diagnostic buffer of module CPU 416-2 DP

Order No./ Description Component Version
6ES7 416-2XK04-0AB0 Hardware 2
- - - Firmware V 4.1.0

Rack: 0
Slot: 3


Event 1 of 7: Event ID 16# 4302
Mode transition from STARTUP to RUN
Startup information:
- Time for time stamp at the last non backed up power on
- Single processor operation
Current/last startup type:
- Warm restart triggered by switch setting
Permissibility of certain startup types:
- Manual warm restart permitted
Last valid operation or setting of automatic startup type at power on:
- Warm restart triggered by switch setting
Previous operating mode: STARTUP (warm restart)
Requested operating mode: RUN
Incoming event
12:00:15.868 AM 01/01/1994


Event 2 of 7: Event ID 16# 1381
Request for manual warm restart
STOP due to: Memory reset started automatically (power on not backed up )
Startup information:
- Startup without modified system configuration
- No difference between setpoint and actual configuration
- Time for time stamp at the last non backed up power on
- Single processor operation
Current/last startup type:
- Warm restart triggered by switch setting
Permissibility of certain startup types:
- Manual warm restart permitted
Last valid operation or setting of automatic startup type at power on:
- Warm restart triggered by switch setting
Requested OB: Startup OB (OB100)
OB not found, or disabled, or cannot be started in the current operating mode
Incoming event
12:00:14.829 AM 01/01/1994


Event 3 of 7: Event ID 16# 4301
Mode transition from STOP to STARTUP
STOP due to: Memory reset started automatically (power on not backed up )
Startup information:
- Time for time stamp at the last non backed up power on
- Single processor operation
Current/last startup type:
- Warm restart triggered by switch setting
Permissibility of certain startup types:
- Manual warm restart permitted
Last valid operation or setting of the automatic startup type at power on:
- Warm restart triggered by switch setting
Previous operating mode: STOP (internal)
Requested operating mode: STARTUP (warm restart)
Incoming event
12:00:14.817 AM 01/01/1994


Event 4 of 7: Event ID 16# 530D
New startup information in STOP mode
Startup prevented by:
- 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 warm restart permitted
Last valid operation or setting of automatic startup type at power on:
- Warm restart triggered by switch setting
Operating mode: STOP (internal)
Incoming event
12:00:14.817 AM 01/01/1994


Event 5 of 7: Event ID 16# 530D
New startup information in STOP mode
Startup prevented by:
- STOP request exists
- Keyswitch set to STOP
- 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 warm restart permitted
Last valid operation or setting of automatic startup type at