Keithley SourceMeter 2600 Series Reference Manual page 506

17-4 Routine Maintenance
5.
DISPLAY PATTERNS test
The Display Patterns test lets you verify that each pixel and annunciator in the
vacuum fluorescent display is working properly. Perform the following steps to run
the display test:
1.
2.
3.
4.
5.
2600S-901-01 Rev. A / May 2006
that it is functioning properly. When the key is released, the message "No
keys pressed" is displayed.
Pressing EXIT tests the EXIT key. However, the second consecutive press
of EXIT aborts the test and returns the instrument to the SELF-TEST
MENU. Continue pressing EXIT to back out of the menu structure.
Display the MAIN MENU by pressing the MENU key.
Select TEST, and press ENTER or the Rotary Knob to display the SELF-
TEST MENU.
Select DISPLAY-TESTS, and press ENTER or the Rotary Knob to display
the following menu:
FRONT PANEL TESTS
KEYS DISPLAY_PATTERNS
Select DISPLAY_PATTERNS, and press ENTER or the Rotary Knob to
start the display test. There are three parts to the display test. Each time
ENTER or Rotary Knob is pressed, the next part of the test sequence is
selected. The three parts of the test sequence are as follows:
• Checkerboard pattern and the annunciators that are on during normal
operation.
• Checkerboard pattern (alternate pixels on) and all annunciators.
• Each digit (and adjacent annunciator) is sequenced. All of the pixels of
the selected digit are on.
When finished, abort the display test by pressing EXIT. The instrument
returns to the FRONT PANEL TESTS MENU. Continue pressing EXIT to
back out of the menu structure.
Return to
Series 2600 System SourceMeters Reference Manual
Section 17 topics