HP 53132A Assembly And Service Manual page 51

Chapter 1 Performance Tests
Test 4: Channels 1 and 2 Frequency Accuracy (HP 53131A/132A Only)
5 Change the signal generator frequency to 100 MHz.
Verify the HP 53131A Counter reads 100 MHz ±70 mHz.
Verify the HP 53132A Counter reads 100 MHz ±15 mHz.
6 Record the actual reading in the appropriate place in the
Performance Test Record (Test 4, Line 5 for HP 53131A or Test 4,
Line 7 for HP 53132A).
7 Change the signal generator frequency to 200 MHz.
Verify the HP 53131A Counter reads 200 MHz ±130 mHz.
Verify the HP 53132A Counter reads 200 MHz ±30 mHz.
8 Record the actual reading in the appropriate place in
Performance Test Record (Test 4, Line 9 for HP 53131A or Test 4,
Line 11 for HP 53132A).
9 Change the signal generator frequency to 225 MHz.
Verify the HP 53131A Counter reads 225 MHz ±150 mHz.
Verify the HP 53132A Counter reads 225 MHz ±35 mHz.
10 Record the actual reading in the appropriate place in the
Performance Test Record (Test 4, Line 13 for HP 53131A or Test 4,
Line 15 for HP 53132A).
11 Connect the signal generator to Channel 2.
12 On the Counter, press Freq & Ratio key until Frequency 1 is
displayed.
13 Repeat steps 2 through 9 for Channel 2.
14 Record the actual readings in the appropriate places in the
Performance Test Record.
15 Disconnect the test setup.
Assembly-Level Service Guide 1-29