EEVblog #804 - HP1740A Oscilloscope Repair - Part 2

Follow Dave as he tracks down an elusive intermittent thermal fault in a HP1740A analog oscilloscope. Can you figure out the culprit before Dave does? Part 1: Forum: Original HP Journal article on the HP1740A: How not to blow up your oscilloscope: EEVblog Main Web Site: The 2nd EEVblog Channel: Support the EEVblog through Patreon! EEVblog Amazon Store (Dave gets a cut): T-Shirts: Donations: Projects: Electronics Info Wiki: 💗 Likecoin – Coins for Likes: @eevblog/dil9/hcq3 Теги: hp,agilent,keysight,oscilloscope,fault,repair,how to,debugging,thermal,failure,power supply,electronics,capacitor,diode,diode bridge,multimeter,soldering,dry joint,solder joint,cracked,heat,pcb