Rockwell Automation 2706-NP3 DL20 OFFLINE PROGRAMMING MANUAL - Manual (Page 59)

Downloading Message Files
Chapter 8
8–5
To verify that messages have been downloaded correctly, enter terminal
mode using menu option 2 - Terminal/Keyboard (2706-NK1) Mode and
check the messages in the DL20. For details on Terminal/Keyboard mode,
see Chapter 9 Using Terminal Mode.
If you are having problems with downloading, check the following:
•
Verify Cable Connections
Make sure the cable is securely connected to the serial communication
port (Com1 or Com2) of your computer and the serial RS-232 port of
the DL20.
•
Verify Communication Port
Verify that the cable is connected to the same communication port (Com1
or COM2) selected with menu option 1- Set Up Computer Serial Port.
•
Check Baud Rate
The DL20 must be set to the same baud rate as the serial communication
port of your computer using menu option 1- Set Up Computer Serial Port.
•
Check Earth Ground Connection
Verify that the DL20’s earth ground (E. GND) is connected to earth
ground (preferably to the same ground as your computer).
•
Check Communication Link
Select menu option 2 - Terminal/Keyboard (2706-NK1) Mode to verify
that a communication link exists.
•
Check CONFIG.DAT File
Verify that your CONFIG.DAT file is configured for the same number of
lines to which you are downloading.
•
Check ”Echo All to Slaves” parameter on DL20
This parameter must be set to N. Check setting using menu option
2 - Terminal/Keyboard (2706-NK1) Mode and going to Set up Master
Special Function within the display editor.
Verifying
Message Download
Helpful Hints