现场一个站点用CP342-5模块和OLM模块连接到profibus网络，网络中还有其它的s7 300 CPU站点和cp342-5模块，最后通过CP5613卡连接到上位机，现在在上位机上时常找不到该站点。并且CP342-5一连接到OLM模块上就会闪红灯，不接就一切正常。
更换CP342-5和OLM模块测试过，CP342-5和OLM模块均没有问题
诊断信息如下：
Diagnostic buffer of module CP 342-5

Order No./ Des cription Component Version
6GK7 342-5DA02-0XE0 Hardware 6
- - - Firmware V 5.7.3

Rack: 0
Slot: 11


Event 1 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 2 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 3 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 4 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 5 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 6 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 7 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 8 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 9 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 10 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 11 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 12 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 13 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 14 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 15 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 16 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 17 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 18 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 19 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 20 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 21 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 22 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 23 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 24 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 25 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 26 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 27 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 28 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 29 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 30 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 31 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 32 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 33 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 34 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 35 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 36 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 37 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 38 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 39 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 40 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 41 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 42 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 43 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 44 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 45 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 46 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 47 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 48 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 49 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 50 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 51 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 52 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 53 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 54 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 55 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 56 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 57 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 58 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 59 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 60 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event


Event 61 of 62: Event ID 16# F9C1:200B
Module entering the logical token ring in the STEP E mode.
Normal data exchange can be resumed
External error, Incoming event


Event 62 of 62: Event ID 16# F9C1:2000
The module has dropped out of the logical token ring.
Due to a problem on the bus or due to an incorrect or missing configuration, no data transfer is possible. Other possible cause: Reconfiguration changed the module to a passive bus node.
External error, Incoming event