Agilent Technologies 856290216 service manual Index-3, Fadc

test menu, 3-12 verify HP-IB, 3-12

controller

block diagram, lo-17 check, 7-14

frequency response adjustment software, 3-2 section, 7-50

converter

second, 7-44, 12-9 third, 7-45

cover assembly parts, 5-16, 5-23 cover removal/replacement, 44

CRT

driver, 7-51, 13-10

driver block diagram, 13-21

driver removal and replacement, 4-40 power supply, 13-16

removal, 4-5 replacement, 4-10

crystal filter adjustments, 2-23

II

DC-DC converter control, 13-17 DC log amplifier adjustments, 2-30 defaults

op ver software, 3-7

Delete File softkey, 3-12 demodulator adjustment, 2-53 demodulator troubleshooting, AM/FM, 9-16 detector/mixer troubleshooting, 9-20 diagnostic functions, 7-7

digital signature analysis microprocessor, IO-4 display

adjustment, 2-15 ASM, 7-51 blank, 10-2 distortion, 13-8 focus problems, 13-9 jumbled, 10-7

line variations, lo-11 problems, 10-4 troubleshooting, 7-14

display section, 7-51

E

EEROM, 7-50

removal and replacement, 4-55 electrostatic discharge, l-4 equipment

frequency response adjustment software, 3-3 listing from software, 3-l 1

equipment required, l-9 error codes

200 to 299, 7-19

error messages, 7-17, 7-18-41

accessory module error messages 800 to 899, 7-40

amplitude error message 582, 7-36

automatic IF error messages 400 to 599, 7-28 battery error message 718, 7-39

cal unlock error message 499, 7-32 digital and checksum errors, 7-37

EEROM checksum error messages 700 to 704, 7-37

elimination, 7-18

fractional N PLL error message 337, 7-26 frequency response adjustment software, 3-16 microprocessor error message 717, 7-39 model number error message 719, 7-39 option modules, 7-40

programmed ROM error messages 705 to 710, 7-38

programming errors , 7-18

RAM check error messages 711 to 716, 7-39 sampling oscillator error message 335, 7-26 sampling oscillator error message 355, 7-27 span accuracy calibration error messages 356

to 361, 7-27

system error messages 750 to 759, 7-40 user generated error messages 900 to 999,

7-41

viewing error messages, 7-17

YTO leveling loop error message 334, 7-26 YTO loop error message 331, 7-25

YTO loop error messages 300 to 301, 7-20 YTO loop error messages 317 to 318, 7-23 YTO loop settling error messages 351 to 354,

7-27

ESD requirements, l-4

exiting frequency response adjustment software, 3-8

Exit Program softkey, 3-12 external mixer

amplitude adjustment, 2-57 bias adjustment, 2-56

F

FADC

removal and replacement, 4-40 FADC Circuits (Option 007)

8-bit flash ADC, 8-31 control word, 8-31 GAINXB, 8-31 peak/pit detection, 8-31 RAM, static, 8-31 video input section, 8-31

FADC Control Circuits (Option 007) circular address, 8-31

clock & sample, 8-31

Index-3