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• UT659A UT659D LED Tester UT659 series products are widely used in LED unmarried lamp bead examine (UT659D), inspection and service of LCD TV backlight, strip mild and modulator tube, and many others UT659A/UT659D LED tester supports full voltage (85V~265V, 50Hz/60Hz) input, which might be used after 1 minute of power-up to ensure steady voltage output When appearing a LED check at 30mA/300V, the LED polarity could be mechanically identified, and the output voltage is adaptively adjusted consistent with the ahead voltage drop of the tested LED Features 1 and straightforward to apply 2 complete voltage (85V~265V 50Hz~60Hz) input power delivery 3/300V file can robotically name LED polarity 4 inside chip has over-temperature/over-current/over-load defense applications 5 lamp series circuit check 6 continuity test 7 adjustment of voltage and latest 8 reveal check value 9 need to disassemble the screen, you would test the quality of the backlight 10 II 300V security ranking Parameter Specifications Range UT659A UT659D Certifications RoHS Output voltage 24V √ 300V √ √ Output latest 2mA √ 30mA √ √ Continuity Output voltage: 5V (DC) Measuring resistance: 0~99Ω Input vary 85V to 265V50/60Hz Backlight operate constant on Safety protection High-impedance open circuit Operating temperature 0°C~40°C Storage temperature -10°C~50°C Relative humidity <80% RH Operating altitude ≤2000m Drop defense 1m Category scores CAT II 300V General Characterisitics Power AC 85V~260V， 50Hz/60Hz Display 60mm x 35mm Product web weight 175g Product length 150mm x 56mm x 42mm Standard accessories Power cable, examine leads, English guide

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