Section 7: Troubleshooting FAQs
Models 707B and 708B 199BSwitching Matrix User's Manual
7-4
707B-900-01 Rev. B / June 2013
If you are using the manual configuration method over a corporate network, verify that you have
entered the IP address, gateway, and subnet mask provided by your network administrator.
If you are using the manual configuration method and a one-to-one connection with the computer,
verify that the subnet mask agrees with the computer's settings.
If the above suggestions do not work, see the Models 707B and 708B Reference Manual,
"Communication interfaces."
Error when I try to close a channel
The instrument generates an error when I try to close a channel. What do I do?
If the instrument generates "
Error 1115: Parameter error no forbidden channels
accepted
," make sure that the channel specifier is valid. For more information on channel specifiers,
see "Specifying a channel" in the Models 707B and 708B Reference Manual.
If the specifier is correct, the channel's forbidden attribute may be set to true. To close the specified
channel, the forbidden attribute must be set to false.
To set the forbidden attribute to false using the front panel:
1. Press the
CONFIG
key, and then select
CHAN
.
2. Select
FORBID
.
3. Select
NO
.
To set the forbidden attribute to false using the web interface:
1. On the Cards page, right-click the channel.
2. Clear the Forbidden box.
3. Click
OK
.
To set the forbidden attribute to false using remote commands:
Use the command:
channel.clearforbidden()
Switch relays will not close
Why are the switch relays not closing?
Verify that the system power is sufficient to close the switch relays.
Check the front panel or script output for error that might have been returned from the operation.
