Agilent Technologies 856290216 service manual Ocxo, Index-6

mixer/detector log amplifier troubleshooting, 9-20

N

noise. See phase noise

0

ocxo, 1 l-50

OCXO adjustment, 2-48

OCXO removal and replacement, 4-56

offset lock loop, 7-47, 11-20. See also sampler offset PLL phase noise, 11-44

operation verification mass storage file, 3-8

option 908, 5-7 option 909, 5-7

options. See instrument variations ordering information, 5-l

P

packaging, l-6-8

packaging part numbers, l-7 part ordering, 5-l

peak detectors troubleshooting, 8-19 performance test failures troubleshooting, 9-12 performance tests

recommended test equipment, 1-9-15 phase locked loops, 11-13. See also PLL phase noise

fractional N, 11-44 int/ext reference, 11-43 locked spans, 11-43 offset PLL, 11-44 problems, 1 l-43 unlocked spans, 1 l-43 YTO, 11-44

PLL locked at wrong frequency, 11-13 postscaler, 11-21, 1 l-32

power cable connections, 13-2 power meter

frequency response adjustment software, 3-10 power sensor

frequency response adjustment, 3-9 power sensors

frequency response adjustment, 3-6 power sensor utilities menu softkeys, 3-12

add file, 3-12 delete file, 3-12 list files, 3-12 system file, 3-12 view/edit, 3- 12

power supply, 13-12 block diagram , 13-19 cover, 4-47

CRT, 13-16 dead, 13-12

high voltage, 13-15 low voltage, 13-15 removal, 4-21 replacement, 4-22 restarting, 13-14 section, 7-51 troubleshooting, 7-14 turn-on, 13-18

power supply adjustment, high voltage , 2-13 power supply warning, 13-1

prescaler, 11-21 preselector peaking, 8-12 probe power socket, 13-7 probe troubleshooting, 7-15 problems

frequency response adjustment software, 3-10 processor. See controller

programming errors , 7-18

Q

Query DUT S/N Menu softkey, 3-12

R

rack slide kit, 5-7 real time DAC, 8-12 rear dress panel

removal, 4-44 replacement, 4-45

rear frame, 5-31 removal, 4-44 replacement, 4-45

rear frame parts, 5-21

recommended test equipment, l-9-15 reference adjustment

OCXO, 2-48

TCXO, 2-51

reference attenuator adjustment, 2-29 reference designations, 5-2

reference divide chain, 11-21 reference PLL, 7-46

phase noise, 11-43 unlocked, 11-16

required tools, 4-3 resolution bandwidth

1 MHz problems , 9-29

300Hz to 3 kHz problems , 9-34

30kHz problems, 9-30

3kHz and 10 kHz problems, 9-30

resolution bandwidth performance test failures, 9-13

returning instruments for service, l-6 revision connectors, 7-13

RF (A15) assembly removal, 4-37

Index-6