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1257 User Manual
Computer Interfaces 4-12
EADS North America Defense
Test and Services, Inc.
©
2001
until line 2 reads as shown below (lines 3 and 4 may differ):
-----SETTINGS-----
> Type: Remote <
Option: Lockout
Status: Disabled
4. Press the third key to select line 3 of the display. Rotate the
knob until line 3 indicates the “Source” option as shown below:
-----SETTINGS-----
Type: Remote
> Option: Source <
Status: GPIB
5. If line 4 of the display already indicates the status as “GPIB”,
then the GPIB interface is already active; no further action is
necessary. Otherwise, press the fourth key. Rotate the knob
until line 4 indicates “GPIB”:
-----SETTINGS-----
Type: Remote
Option: Source
<Update?: GPIB
Then press the fourth key to confirm the update. Pressing any
other button cancels the change.
NOTE:
Menu preferences are not normally retained after the power is
removed from the instrument. To make (a) menu preference(s)
permanent, make the desired change(s) to settings first and
then proceed to the section Storing the Menu Preferences to
make the changes permanent. Following this procedure will
put the settings into non-volatile memory and allow them to
be restored during instrument power-up.
Setting the GPIB
Address
The 1257, as a GPIB bus member, must be assigned a unique
address. This address can be set only by means of the front-panel
controls. Set the address to a number from 0 to 31, as follows:
1. Press the top key. Rotate the knob until the top line reads:
>-----SETTINGS-----<
2. Select line 2 (next to top line) by pressing the second key. This
selects line 2:
-----SETTINGS-----
> Type: Display <
Option: Format
Status: Decimal
3. Select the GPIB settings mode by rotating the knob until line 2