Instruction manual
Chapter 1 Performance Tests
Agilent 53131A/132A/181A Operational Verification
1-14 Assembly-Level Service Guide
1
5’ For Agilent 53181A, mark Pass or Fail in the Agilent 53181A Performance Test
Record on page 1-71, Test 5a.
5 MHz External Timebase Input (Agilent 53131A and 53181A Only)
1 Change the frequency of Synthesizer # 1, which is connected to the Counter’s
rear-panel Ref In input to 5 MHz.
2 On the Counter, press Run key.
Verify the Counter displays a reading of approximately 2 MHz and the ExtRef
annunciator is lit.
3 For Agilent 53131A, mark Pass or Fail in the Agilent 53131A/132A Performance
Test Record on page 1-41, Test 8b.
3’ For Agilent 53181A, mark Pass or Fail in the Agilent 53181A Performance Test
Record on page 1-71, Test 5b.
10 MHz External Timebase Input (Agilent 53131A and 53181A Only)
1 Change the frequency of Synthesizer #1, which is connected to the Counter’s
rear-panel Ref In input to 10 MHz.
2 On the Counter, press Run key.
Verify the Counter displays a reading of approximately 2 MHz and the ExtRef
annunciator is lit.
3 For Agilent 53131A, mark Pass or Fail in the Agilent 53131A/132A Performance
Test Record on page 1-41, Test 8c.
3’ For Agilent 53181A, mark Pass or Fail in the Agilent 53181A Performance Test
Record on page 1-71, Test 5c.
4 Disconnect the test setup.
This completes the Operational Verification for the Agilent 53131A and
Agilent 53181A.