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Appendix D Performance Tests
Operational Verification
D-10 Operating and Programming Guide
Front Panel Display/Keypad Verification (58503B
Option 001 Only)
This tests the operation of the Front Panel Display/Keypad option for
the 58503B.
1 Disconnect and re-apply power to the 58503B.
2 While the letters "HP" are moving from right to left (about 2 seconds),
press Sat key and then Time key to enter the TEST/DEMO mode.
3 The words VFD DSP TEST will momentarily appear.
The display should then show a test pattern that sequentially
illuminates all 15 segments of all digits and punctuation marks in the
display.
4 Verify that all segments illuminate.
5 When the segment illumination sequence is complete, the words
DEMO MODE should then appear.
6 Press each key one at a time. Each keypress should:
• illuminate the LED corresponding to that key, and
• display a simulated response to the function.
NOTE (1) The Clear Alarm (Shift , Alt) function will exit the test. (2) The
values displayed are not related to the 58503B under test. They are
displayed for demonstration only.
7 To exit the diagnostic, press Shift key, and then press Alt key.
8 The 58503B power-up sequence should then continue. No further tests
are necessary.
9 Mark Pass or Fail in Line 5 on the Operational Verification portion of
the 58503B Performance Test Record, located at the end of this
chapter.
10 Proceed to the section titled“Operational Verification Conclusion” on
page D-15 to complete the operational verification.