HP 8590 E-Series User Manual page 237

displays the output of the FM coil driver produced on the A7 Analog Interface
FM COIL
assembly. This is a service diagnostic function and is for service use only.
DRIVE
Front-Panel Key Access: (CAL]
FM
adjusts the FM deviation display. The center graticule represents zero
GAIN
deviation. The top graticule is the positive deviation set by FM GAIN. The
bottom graticule is the negative deviation set by FM GAIN. The range for FM
gain is from 10 kHz to 500 kHz. The default value is 100 kHz.
Front-Panel Key Access: (CTRLJ or ICAL)
Option 102, 103, or 301 only.
FM
adjusts the horizontal trace for center-screen with no modulation on the
OFFSET
carrier. This is a service diagnostic function and is for service use only.
Front-Panel Key Access: (CAL]
displays the FM-SPAN signal from the span dividers on the A7 Analog
FM SPAN
Interface assembly. This is a service diagnostic function and is for service use
only.
Front-Panel Key Access: ICAL)
HP 859OL, HP 8592L, and HP 8594L must have Option 003.
FORMAT
formats a card in logical interchange format (LIF). This is the same as
CARD
ERASE MEM CARD . The memory card is formatted with the volume label
analyzer screen:
FORMAT CARD again if you want to format the memory card. Pressing
FORMAT CARD deletes data stored on the memory card.
Front-Panel Key Access: @!Zi'Zj
activates the trigger condition that allows the next sweep to start as soon as
FREE RUN
possible after the last sweep.
Front-Panel Key Access: (TRIG)
All E-Series and L-Series spectrum analyzers except HP 85901, with
FREQ
Option 713.
DIAG
displays, in real-time, frequency diagnostic information for the LO section. This
is a service diagnostic function and is for service use only.
Front-Panel Key Access: ICAL)
All E-Series and L-Series spectrum analyzers except HP 8590L with
FREQ DISC
NORM OFF
Option 713.
indicates the status of the frequency discriminator as a function of LO span.
This is a service diagnostic function and is for service use only.
Front-Panel Key Access: a
7-44 Key Descriptions
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