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TROUBLESHOOTING
1-121August 9, 2005
D SERIES CONTROLLER
TROUBLESHOOTING AND COMPONENT REPLACEMENT
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ERROR CODE E4025 TCP/IP) Connection aborted.
Communication is disconnected during execution of the UDP_SENDTO/
UDP_RECVFROM/TCP_CONNECT/TCP_SEND/TCP_RECV/TCP_ACCEPT instruc-
tion. May be a problem with the Ethernet line or at the target end node.
⇒
Check the communication line to the target end node and repair as necessary.
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ERROR CODE E4026 TCP/IP) No Buffer Space.
A communication error occurred during execution of the UDP_SENDTO/
UDP_RECVFROM/TCP_SEND/TCP_RECV instruction. TCP/IP resources (queue or
buffer) may be full.
⇒
Stop any other TCP/IP functions operating at the same time.
⇒
Cycle robot controller power OFF and ON.
⇒
Check the communication line to the target end node and repair as necessary.
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ERROR CODE E4027 TCP/IP) Bad Socket.
Failed to connect with the target end node when executing the UDP_SENDTO/
UDP_RECVFROM/TCP_CONNECT instruction. Designated port number or IP address
may be wrong. May be a problem with the Ethernet line or at the target end node.
⇒
Ensure the port number and the IP address are correct.
⇒
Ensure the parameter settings comply with AS Language syntax.
⇒
Check the communication line to the target end node and repair as necessary.
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ERROR CODE E4028 FTP) Data receive error. (code=XX)
Failure to receive the teach data via LAN→Memory (Manual LOAD), or the LAN file
directory information list. May be a communication cable connection problem.
⇒
Ensure the communication cable connections are correct and re-execute.
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