Tektronix SPG8000 Technical Reference page 38

Performance verification
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Power Supply 2: Verify temperature weighted hours (Tmp Wtd) and
voltage (V) is normal (OK). Record Pass or Fail in the test record.
(Option PDW only.)
GPS PHS DET RAMPS: Press the right (►) arrow button to verify that
Up A and B and Down A and B are normal (OK). Record Pass or Fail in
the test record. (No test record entry.) (Option GPS only.)
12. Run the module memory test as follows:
a. Press the down (▼) arrow to select DIAGNOSTICS: RUN, and check
that Module Memory Tests shows in the menu.
b. Press the ENTER button to run the test.
c. Verify that All Installed Option(s) memory passes. Record Pass or Fail
in the test record.
13. Run the front panel key diagnostic as follows:
a. Press the right (►) arrow button to select Front Panel Key from the
DIAGNOSTICS : RUN menu.
b. Press the ENTER button to run the diagnostic.
c. Follow the instructions on the front panel display that will tell you to press
specific buttons on the front panel. When the test is over, the display will
tell you if the test was passed and then direct you to press the BACK
button to exit the test.
d. Record resulting pass or fail message in the test record. If a fail occurs,
record the error codes.
14. Run the PLL Range check as follows:
a. Press the ENTER button to reenter the Diagnostics menu.
b. Press the down arrow until you see the DIAGNOSTICS: RUN menu.
c. Press the right (►) arrow button to select PLL Range Check.
d. Press the ENTER button.
e. After the diagnostics testing is complete, note the PLL Low and High
readings. Low should read –90 × 10
10 or higher. Record Pass or Fail in the test record.
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15. Run the reference infrastructure test as follows:
a. Press the down (▼) arrow to select DIAGNOSTICS: GPS IO TEST.
b. Press the ENTER button to run the test.
c. Verify that the GPS IO test passes. Record Pass or Fail in the test record.
16. Press the BACK button to exit the Run menu.
or lower. High should read +90 ×
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SPG8000 Specifications and Performance Verification