Repair: Fluke 5700A Multifunction Calibrator

Fast and affordable PCB prototyping services by https://jlcpcb.com/
Banggood Scope meter https://bit.ly/30fTv28
Beginner Calibrators :) https://www.welectron.com/DMMCheck-Pl...
Behind the scenes sometimes   / marcoreps  

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Keyboard PCB project and some other files: https://github.com/marcoreps/5700A


00:00 Intro
02:18 A18 Filter repair
07:13 Display problems
09:17 Front panel
13:28 Simple chores
16:50 A17 Reg / Guard Crossing
18:18 A11 PWM DAC
20:34 A10 Ohms Main Assembly
21:13 A9 Ohms Cal Assembly
21:55 A8 Switch Matrix
22:45 A7 Current / Hi Res Osc
24:02 A13 Osc Output
24:59 A12 Osc Control
26:49 A16 Power Amp
28:09 A15 HV / High Current
30:18 A14 HV Control
31:43 Conclusions
35:33 Finally some magic smoke


In order of appearance:
PTB Imagefilm    • PTB Imagefilm  
Fluke 5730A Introduction    • 5730A Multifunction Calibrator Introd...  
'Metrology food chain' article https://xdevs.com/article/si2019/
Fluke 5700A service manual https://eu.flukecal.com/literature/pr...
Huge USB VFD https://de.rs-online.com/web/p/fluore...
Keyboard PCB, handles & more https://github.com/marcoreps/5700A
Browser Circuit Simulator https://www.falstad.com/circuit/circu...
Fluke 5790A AC Measurement Standard https://xdevs.com/fix/f5790a/
xDevs 5700A calibrator review and service https://xdevs.com/fix/f5700a/
Applied Science ultrasonic soldering    • Ultrasonic soldering bonds glass, tit...