Mitsubishi Electric Q12DCCPU-V - When Unable to Make a Telnet Connection

16
TROUBLESHOOTING
16.2 Troubleshooting
16.2.17 When unable to make a Telnet connection
16 - 30
9
DEVICE DESCRIPTION
10
MULTIPLE CPU SYSTEM OVERVIEW
11
MULTIPLE CPU SYSTEM CONFIGURATION
12
CONCEPT OF MULTIPLE CPU SYSTEM
13
COMMUNICATIONS BETWEEN CPU MODULES
14
PARAMETERS ADDED FOR MULTIPLE CPU SYSTEMS
15
STARTING A MULTIPLE CPU SYSTEM
16
TROUBLESHOOTING
16.2.17 When unable to make a Telnet connection
The following flowchart shows the procedures to be taken when Telnet connection cannot
be made to the C Controller module from the command prompt on the development
environment (personal computer).
* 1 For Windows
®
Firewall settings, refer to the following.
C Controller Module User's Manual (Utility Operation, Programming)
Figure 16.20 When unable to make a Telnet connection
Q12DCCPU-V
Q06CCPU-V
Q06CCPU-V-B
Yes
Error occurred
End
Connected?
No
No
Yes
Check if the target C Controller
module is operating.
Check for Ethernet cable connection.
Check if the Ethernet cable is
connected to the correct interface
(CH1 or CH2).
(For Q12DCCPU-V only)
Connected?
Check that Windows Firewall is
disabled.
*1
Issue a PING command from the
development environment (personal
computer) to the C Controller module
to confirm the presence.
Check if the network setting
(Microsoft Windows setting) of the
development environment (personal
computer) is correct.
R
1
RR