HP 8642A Operating Manual page 144

Model 8 6 4 2 A / B
Operation
Modulation, FM (cont'd)
Related
Operating
Instructions Refer to Modulation Oscillator (page 3-131) for more information on the internal
modulation oscillator that is the common source for all internal modulation as well as for
MOD OUTPUT connector.
Refer to Knob (page 3-141) and Step, Increment Set (page 3-149) for information on
using these to modify settings.
Refer to Operating Messages (page 3-177) if the instrument displays a message you want
clarified.
Refer to Special Functions (page 3-165) for information about the way these are
accessed.
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