Rockwell Automation 2708-DH5B2L_DH5B4L Attended Workstation - Manual (Page 36)

Chapter 4
Status Displays
4–6
A – Error Codes
1 Undetermined reason for failure
8, 10 These error codes could be the result of excessive power
fluctuations or a sign that the workstation is not functioning
properly because of a hardware problem. Technically, the error is a
result of the micro-processor vectoring to the restart vectors. If the
problem continues, contact your A-B representative.
82 Stack overflow
83 Bad transaction memory structure
84 Illegal interrupt
85 8048-64180 mismatch
86 Bad byte count from extended RAM
87 String from network not properly terminated
88 Invalid block address
89 Out of memory for files
This display presents the status of the data queues which link the A-B
VBASIC program to the network.
Figure 4.7
Network Queue Status, Display 5
MODE R C
H L RS S
The top line contains:
Mode [OFF] Offline, the workstation is unable to communicate with the
Host.
[ON] Online, the workstation has established communications with
the Host.
R Records From Host – Records from Host applies to the number of
data records which have arrived from the Host. This number does
not include network commands, only data destined for the A-B
VBASIC program.
System Reset Status
(Status Display 4) (cont’d)
Network Queue Status
(Status Display 5)