Teledyne 3000 Ultra Trace - PPB oxygen analyzer - Manual (Page 44)

4 Operation Model Ultra Trace 3000
4-10 Teledyne Analytical Instruments
status of each function is displayed on the screen, either as
OK or as a num-
ber between 1 and 3. (See System Self Diagnostic Test in chapter 5 for
number code.)
The self diagnostics are run automatically by the analyzer whenever the
instrument is turned on, but the test can also be run by the operator at will.
To initiate a self diagnostic test during operation:
Press the System button to start the System function.
TRAK/HLD Auto—Cal
PSWD Logout More
Use the < > arrow keys to blink
More, then press
Enter .
Version Self—Test
Neg-N Filter-5
Use the < > arrow keys again to move the blinking to the
Self–Test
function. The screen will follow the running of the diagnostic.
RUNNING DIAGNOSTIC
Testing Preamp — 83
During preamp testing there is a countdown in the lower right corner of
the screen. When the testing is complete, the results are displayed.
Power: OK Analog: OK
Preamp: 3
The module is functioning properly if it is followed by
OK. A number
indicates a problem in a specific area of the instrument. Refer to Chapter 5
Maintenance and Troubleshooting for number-code information. The results
screen alternates for a time with:
Press Any Key
To Continue...
Then the analyzer returns to the initial System screen.
4.3.6 Version Screen
Move the < > arrow key to More and press Enter . With
Version
blinking, press Enter . The screen displays the manufacturer, model, and
software version information.