1-16
Getting Started
Model 2750 Multimeter/Switch System User’s Manual
Power-up sequence
On power-up, the Model 2750 performs self-tests on its EPROM and RAM and momen-
tarily lights all segments and annunciators. If a failure is detected, the instrument momen-
tarily displays an error message and the ERR annunciator turns on. (Error messages are
listed in
NOTE
If a problem develops while the instrument is under warranty, return it to
Keithley Instruments, Inc., for repair.
If the instrument passes the self-tests, the firmware revision levels are displayed. An
example of this display is:
REV: A01 A01
where: First A01 is the main board ROM revision.
Second A01 is the display board ROM revision.
Installed switching modules are then displayed. For example, if there is a Model 7700
switching module installed in all five slots, the following messages will be displayed:
1: 7700
2: 7700
3: 7700
4: 7700
5: 7700
If a slot is empty, the message “NONE” will be displayed instead.
If the saved power-on setup is not the factory defaults setup (SYSTem:POSetup PRESet),
a message to identify the setup will be briefly displayed (
).
After the power-up sequence, the instrument begins its normal display of readings.
NOTE
The serial number of the Model 2750 can be displayed by selecting the SNUM
item of the SETUP menu. Press SHIFT and then SETUP to access the menu. For
remote operation, the serial number can be read using the *IDN? command (see
for details).
Keyclick
With keyclick enabled, an audible “click” will sound when a front panel key is pressed.
Perform the following steps to disable or enable keyclick:
1.
Press SHIFT and then LOCAL to display the present state of KEYCLICK (ON or
OFF).
2.
Press
Δ
or
∇
to display the desired keyclick state and press ENTER.
2750-900-01.book Page 16 Wednesday, August 3, 2011 7:56 AM
Summary of Contents for 2750
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Page 324: ...12 CommonCommands 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Page 348: ...15 SCPIReferenceTables 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Page 374: ...B Model7700ConnectionGuide 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Page 386: ...C StatusandErrorMessages 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Page 394: ...D SignalProcessing SequenceandDataFlow 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Page 408: ...E MeasurementConsiderations 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...
Page 428: ...G IEEE 488BusOverview 2750 900 01 book Page 1 Wednesday August 3 2011 7 56 AM...