User`s guide

FM COIL
DRIVE
FM
GAIN
FM
OFFSET
FM SPAN
FORMAT
CARD
displays the output of the FM coil driver produced on the A7 Analog Interface
assembly. This is a service diagnostic function and is for service use only.
Front-Panel Key Access: (CAL]
0ption 102 or 103 only.
adjusts the FM deviation display. The center graticule represents zero
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.
adjusts the horizontal trace for center-screen with no modulation on the
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
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.
formats a card in logical interchange format (LIF). This is the same as
ERASE MEM CARD . The memory card is formatted with the volume label
“HP859X.” Pressing FORMAT CARD causes a message to appear on the spectrum
analyzer screen: If you are sure,press key againtopurgedata. Press
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
FREE RUN
activates the trigger condition that allows the next sweep to start as soon as
possible after the last sweep.
Front-Panel Key Access: (TRIG)
FREQ
DIAG
All E-Series and L-Series spectrum analyzers except HP 85901, with
Option 713.
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)
FREQ DISC
All E-Series and L-Series spectrum analyzers except HP 8590L with
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