Section 8: Troubleshooting guide
Models 707B and 708B Switching Matrix Reference Manual
8-10
707B-901-01 Rev. B / January 2015
Verify crosspoint display operation (707B only)
You can verify that the LEDs and displays on the crosspoint display are working properly.
To verify crosspoint display operation:
1. From the front panel, select
MAIN MENU > DISPLAY > TEST > LED-PATTERNS
. The text
"ALPH NUMERIC COL LEDS" is displayed.
2. Press the navigation wheel to display first test. The name of the test is displayed on the bottom
display.
3. After each test, press the navigation wheel to move to the next test.
4. On the last tests (STEP COL GRIP LED WHEEL TO DIAL), use the navigation wheel to check
the matrix LEDs and the slot LEDs.
5. When you have viewed the patterns, press
EXIT
to return to the menu.
Update drivers
For the latest drivers and additional support information, see the Keithley Instruments support
website.
To see what drivers are available for your instrument:
1. Go to the
Keithley Instruments support website
http://www.keithley.com/support
).
2. Enter the model number of your instrument.
3. Select
Software Driver
from the list.
For LabVIEW
TM
, you can also go to the National Instrument website and search their instrument
driver database.
Contacting support
If you have any questions after reviewing this information, please contact your local Keithley
Instruments representative or call Keithley Instruments corporate headquarters (toll-free inside the
U.S. and Canada only) at 800-935-5595, or from outside the U.S. at +1-440-248-0400. For worldwide
contact numbers, visit the
http://www.keithley.com
.
When contacting Keithley, please have ready:
•
The serial number of the instrument.
•
The firmware revision of the instrument.
•
The model and firmware revision of all installed cards.
When you call, have the information available, and, if possible, be near the instrument.
