Keys Test; Display Patterns Test - Keithley 2601B Reference Manual

Series 2600B System SourceMeter® Instrument Reference Manual

Keys test

This test lets you check the functionality of each front panel key.
Perform the following steps to run the KEYS test:
1. If the Series 2600B instrument is in remote mode, press the EXIT (LOCAL) key once to place the
instrument in local mode.
2. Press the MENU key.
3. Navigate through the menus by turning the navigation wheel
the menu items as follows: DISPLAY > TEST > DISPLAY-TESTS.
4. Turn the navigation wheel
5. To start the test, press the ENTER key. While the test is active, when you press a key, the label
name for that key is displayed to indicate that it is functioning properly. When you release the key,
the message "No keys pressed" is displayed.
6. To test the EXIT (LOCAL) key, press the EXIT (LOCAL) key once.
7. To exit the test, press the EXIT (LOCAL) key twice consecutively. You will exit the test and the
instrument returns to the FRONT PANEL TESTS menu.
8. Press the EXIT (LOCAL) key multiple times to exit out of the menu structure.

Display patterns test

This test lets you verify that each pixel and indicator in the vacuum fluorescent display is working
properly.
Perform the following steps to run the display test:
1. If the Series 2600B instrument is in remote mode, press the EXIT (LOCAL) key once to place the
instrument in local mode.
2. Press the MENU key.
3. Navigate through the menus by turning the navigation wheel
key to select the items as follows: DISPLAY > TEST > DISPLAY-TESTS.
4. Turn the navigation wheel
5. To start the display test, press the ENTER key. There are three parts to the display test. Each
time the ENTER key or the navigation wheel
selected. The three parts of the test sequence are as follows:
•
Checkerboard pattern and the indicators that are on during normal operation
•
Checkerboard pattern (alternate pixels on) and all the numeric indicators (which are not used) are
illuminated
•
Each digit (and adjacent indicators) is sequenced; all of the pixels of the selected digit are on
1. When finished, abort the display test by pressing the EXIT (LOCAL) key. The instrument returns
to the FRONT PANEL TESTS menu. Continue pressing the EXIT (LOCAL) key to exit out of the
menu structure.
2600BS-901-01 Rev. B / May 2013
until the KEYS menu item is highlighted.
until the DISPLAY-PATTERNS menu item is highlighted.
is pressed, the next part of the test sequence is
Appendix A: Maintenance
. Press the ENTER key to select
, and then pressing the ENTER
A-3