Agilent Technologies 856290216 service manual Index-2, Afi

demodulator adjustment, 2-53 display, 2-15

external mixer amplitude adjustment, 2-57 external mixer bias adjustment, 2-56 First LO distribution amplifier, 2-40 frequency response adjustment, 2-43

high voltage power supply adjustment, 2-13 IF amplitude, 2-26

IF bandpass adjustment, 2-21 intensity, 2-18

LO distribution amplifier, 2-40 sampling oscillator adjustment, 2-34 YIG-tuned filter/mixer adjustment, 2-60 YTO adjustment, 2-37

adjust menu, 3-10

Adjust Menu softkey, 3-12 adjust menu softkeys, 3-13 calibrate sensor, 3-13

list equipment, 3-13 single test, 3-13

AFI

power supply, 13-4 synthesizer, 11-4

TAM troubleshooting, 7-14 All Tests softkey menu

list equipment, 3-l 1 single test, 3-11

AM/FM demodulator troubleshooting, 9-16, 9-38

amplitude adjustments, 2-26

analog bus drivers troubleshooting, 8-28 analog bus timing, 8-29

attenuator, 7-44

attenuator removal and replacement. See input attenuator removal and replacement

audio amplifier troubleshooting, 9-38 automated adjustment

freq. response and RYTHM, 2-12 automated frequency response adjustment, 3-8

dual-bus operation, 3-8 getting started, 3-2 HP-IB addressing, 3-7 loading software, 3-5 mass storage file, 3-6 missing ETE, 3-10 power meter, 3-10 power sensor cal, 3-l 1 power sensors, 3-6 serial number query, 3-8 verifying HP-IB, 3-8

automated frequency response adjustment menus test menu, 3-8

automatic fault isolation, 7-14. See also AFI automatic IF adjustment, 9-9

automatic IF adjustment parameters, 9-10

B

Bl fan

removal and replacement, 4-42 battery

caution, 4-43

removal and replacement, 4-43 warning, 4-43

blank display, 7-13, 10-2, 13-6 blank display, using the TAM, 13-5 blanking, 10-5

blanking signal, 13-7 block diagram

description, 7-42 BTl battery

removal and replacement, 4-43 buck regulator control, 13-15, 13-17 bus

dual operation, 3-8

C

cable color code, 4-3 cables, 4-18-20 cables, pin out, 7-4 calibration data, 3-6

power sensor, 3-9 calibration menu, 7-7

calibration oscillator troubleshooting, 7-16 calibrator amplitude adjustment, 2-47

cal oscillator, 7-48

amplitude (A4R826) range troubleshooti “t3, 9-33

low-pass filter troubleshooting, 9-38 troubleshooting, 9-32

unlock at start of IF adjust, 9-33 unlock conditions troubleshooting, 9-33

CAL OUTPUT, 11-18 Cal Sensor softkey, 3-13

center frequency, harmonic number, 1 l-36 Change Entry softkey, 3-12

character problem, lo-10 chassis parts, 5-17, 5-25 components

adjustable components table, 2-5 computer

frequency response adjustment software, 3-2 conditions file

op ver software, 3-7 conditions menu softkeys, 3-12

change entry, 3-12 exit program, 3-12

load conditions, 3-12 query DUT s/n, 3-12 sensor utilities softkey, 3-12 store conditions, 3-12

Index-2