Rockwell Automation 20-COMM-I Interbus Adapter - Manual (Page 90)

7-6 Troubleshooting
Events
Many events in the Event queue occur under normal operation. If you
encounter unexpected communications problems, the events may help
you or Allen-Bradley personnel troubleshoot the problem. The following
events may appear in the event queue:
Code Event Description
1 No Event Empty event queue entry.
2 DPI Bus Off
Flt A bus-off condition was detected on DPI. This event may be
caused by loose or broken cables or by noise.
3 Ping Time Flt A ping message was not received on DPI within the specified
time.
4 Port ID Flt The adapter is not connected to a correct port on a DPI product.
5 Port Change
Flt The DPI port changed.
6 Host Sent
Reset The DPI product issued this because it was reset.
7 EEPROM
Sum Flt The EEPROM in the adapter is corrupt.
8 Online @
125kbps The adapter and DPI product are communicating at 125kbps.
9 Online @
500kbps The adapter and DPI product are communicating at 500kbps.
10 Bad Host Flt The adapter was connected to an incompatible product.
11 Dup. Port Flt Another peripheral with the same port number is already in use.
12 Type 0 Login The adapter has logged in for type 0 control.
13 Type 0 Time
Flt The adapter has not received a type 0 status message within
the specified time.
14 DL Login The adapter has logged into a Datalink.
15 DL Reject Flt The host rejected an attempt to log in to a Datalink because the
Datalink is not supported or is used by another peripheral.
16 DL Time Flt The adapter has not received a Datalink message within the
specified time.
17 Control
Disabled The adapter has sent a “Soft Control Disable” command to the
DPI product.
18 Control
Enabled The adapter has sent a “Soft Control Enable” command to the
DPI product.
19 Message
Timeout A Client-Server message sent by the peripheral was not
completed.
20 DPI Fault Msg The DPI Host has faulted.
21 DPI Fault
Clear The user cleared a fault in the adapter.
22 Normal
Startup Peripheral completes a normal startup.
23 Net Comm Flt The adapter detected a fault condition on the Interbus network.
24 Fault Cfg
Error The peripheral detected a 32-bit fault configuration Reference
when the Host supports only a 16-bit Reference, or vice-versa.
20COMM-UM007A-EN-P.book Page 6 Tuesday, January 22, 2002 10:52 AM