HP 3320A Operating And Service Manual page 139

SEE
SCI:tEMATIC
FOR
LOGIC
TRUTH
TABLE
21
21
21
21
23
23
231
17
17
17
17
17
21
21
21
21
M O T H E R - i
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03320-
66519
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7 FROM XA25A PIN 2
7 FROM XA25A PIN B
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Figure 7-18. GPIB Amplitude Control A24B, 3320B Option 007.
7-37/7-38