EEVblog 1564 - Agilent/Keysight U1273AX Multimeter Repair

A very interesting repair of an Agilent/Keysight U1273AX OLED display multimeter. It had two distinct unrelated faults. Available for auction from 99cents: https://www.ebay.com.au/itm/225767769508 Ian Scott Johnston on The Amp Hour: https://theamphour.com/643-calibration-repair-with-ian-johnston/ Thin film ceramic hybrid resistor networks: https://www.youtube.com/watch?v=Rxy-VpSDPg4 Forum: https://www.eevblog.com/forum/blog/eevblog-1564-agilentkeysight-u1273ax-multimeter-repair/ 00:00 - Faulty Agilent / Keysight U1273AX OLED display multimeter 01:36 - Battery leakage, OF COURSE! 04:26 - Bottom of PCB 05:47 - The OLED display 10:09 - Annoying voltage measurements 15:14 - At great expense to management, a new OLED 18:18 - Winner Winner Premature Dinner 20:19 - The Repair is over, right? RIGHT? 21:22 - Accuracy fault. Repair time again. 25:23 - Hybrid Thin Film Resistor Dividers 26:56 - Parallel contamination 29:44 - When in doubt, suck it off If you find my videos useful you may consider supporting the EEVblog on Patreon: http://www.patreon.com/eevblog Or with crypto: BTC: 33BsprBQNBtHuVzVwDmqWkpDjYnCouwASM ETH: 0x68114e40ff4dcdd384750500501e20acf3875f8c BCH: 35n9KBPw9T7M3NGzpS3t4nUYEf9HbRmkm4 USDC: 0x68114e40ff4dcdd384750500501e20acf3875f8c LTC: MJfK57ujxy55su4XicVGQc9wcEJf6mAoXF Web Site: http://www.eevblog.com Other channels: EEVblog2: http://www.youtube.com/EEVblog2 EEVdiscover: https://www.youtube.com/eevdiscover T-Shirts: http://teespring.com/stores/eevblog #ElectronicsCreators #Repair #Multimeter