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1256E User Manual
Racal Instruments
©
2002
Computer Interfaces 4-13
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 1256, 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
reads as shown below (lines 3 and 4 may differ):
-----SETTINGS-----
> Type: GPIB <
Option: Lockout
Status: Disabled
4. Press the third key to select line 3 of the display. Rotate the