Opening A Relay; In Case Of Trouble - Racal Instruments 1256 Manual

Publication No. 980855 Rev. A

Opening a Relay

In Case of
Trouble
EADS North America Test and Services
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----OPERATIONS----
Slot 03: 1260-118
>Channel: 4
Status: Open
6. Press the fourth key to select line 4 (bottom line). Rotate the
knob until the display reads:
----OPERATIONS----
Slot 03: 1260-118
Channel: 0
<Set to?: Closed
7. Press the fourth key to confirm the closure of the channel.
The relay then closes, and the display shows:
----OPERATIONS----
Slot 03: 1260-118
Channel: 0
> Status: Closed
Pressing any other key cancels the change.
To open a relay, follow the steps given in the above section,
Closing a Relay, except in step 7 rotate the knob until the display
reads:
----OPERATIONS----
Slot 03: 1260-118
Channel: 0
<Set to?: Open
Then press the fourth key to confirm the opening of the relay.
Pressing any other key cancels the change.
If you have difficulties using the 1256 Switching System, refer to
Appendix C, TROUBLESHOOTING to resolve the problem. If the
problem persists, refer to Chapter 9, PRODUCT SUPPORT for
instructions on contacting EADS North America Test and Services
for assistance.
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