GE GEFanuc Automation Programmable Control Products TCP/IP Ethernet Communications for the Series 90t-70 PLC GFK-1004B - Manual (Page 175)

6
6-4 TCP/IP Ethernet Communications User’s Manual – January 1996 GFK-1004B
The figure below shows the control flow upon restarting the Ethernet Interface. This
flow determines the state of the Ethernet Interface.
ООООО
ООООО
Soft Switch
Entry Utility
ООООО
ООООО
Power Up/
Restart
Certain
Exceptions
Detected
a45163
Soft
Switches
OK?
Pass
ОООООО
ОООООО
Issue ”@”
Station Manager Prompt
Yes
Receive
”F”
Response?
ООООО
ООООО
Field Network
Test Utility
No
No
RAM
Software
Loaded/Checksum
Correct?
Yes
ООООО
ООООО
ООООО
Loader
Utility
ООООО
ООООО
Operational
The operations above the
line are executed from PROM
N
o
The operations below the
line are executed from the
Configuration and
Communications Software
downloaded by the user.
Yes
Figure 6-1. Determining the State of the Ethernet Interface
What to do if you Cannot Solve the Problem
If, after using the troubleshooting guide, you still cannot solve your problem, call GE
Fanuc Automation. Please have the following information available when you call.
H The Name and Catalog Number marked on the product (on hinged door in front of
controller board).
H The PROM version (printed in the output from the NODE command).
H The Software version (printed in the output from the NODE command).
H Description of symptoms of problem. Depending on the problem -- you may also be asked
for the following information:
h The ladder logic application program running at the time the problem occurred.
h A listing of the configuration parameters for the station that failed.
h A description of the network configuration (number of stations, length of trunk
cable, number of taps or transceivers, and the manufacturer and model of all
devices connected to the network at the time of failure).