Agilent Technologies 8590 Series Service Manual page 128

Making Adjustments
18. Modulator Offset and Gain for Option 010 or 011
13.Press the following analyzer keys to execute the screen title
command.
,
CAL More 1 of 4
SERVICE CAL
EXECUTE TITLE
Note that TGMOD should appear in the upper-left screen annotation
below REF.
14.Press the following analyzer keys.
,
AMPLITUDE SCALE LOG LIN
AUX CTRL, TRACK GEN
15.Adjust the front-panel knob for 0.0 V ±0.01 V on the DMM, then
press the following keys.
,
TRACE CLEAR WRITE A, More 1 of 3, DETECTOR SAMPL PK
MKR, MARKER ∆
16.Adjust A7A1R49 so that the MKR reading drops approximately 0.1
to 0.15 dB.
17.Press the following analyzer keys.
MKR, MARKER ∆
CAL, More 1 of 4
,
AMPLITUDE SCALE LOG LIN
AUX CTRL, TRACK GEN
18.Adjust the front-panel knob for −1.0 V ±0.01 V measured with the
DMM, then press the following analyzer keys.
TRACE, CLEAR WRITE A
19.Adjust A7A1R43 so that the MARKER DELTA reading is −33 dB
±0.5 dB.
20.Press , then wait for the preset routine to finish.
PRESET
21.Perform the tracking generator self-cal routine by pressing the
following analyzer keys.
,
CAL More 1 of 4
Wait for the completion of the routine (less than 1 minute).
22.Press .
CAL STORE
128
,
More 2 of 4
(LOG), 1,
,
SRC PWR ON OFF
,
MARKER ∆
, ,
More 2 of 4 SERVICE CAL
(LOG) 10
,
SRC PWR ON OFF
, ,
More 1 OF 4
, ,
More 2 of 4 CAL TRK GEN
dB
(ON)
(PK)
,
EXECUTE TITLE
dB
(ON)
DETECTOR SAMPL PK
Chapter 2
(PK)