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MikroTik Network Router RB433r3 Troubleshooting manual (7 pages)
TroubleShooting for RB433r3, RB433Ur2These repair instructions are for NON WARRANTY repairs only!No power, blue LED isn’t litPlease make visual inspection for signs of corrosion or mechanical damages before starting.Check Schottky diode D802 Change faulty diode D802NOT OKOKCheck Zener diode D804Change faulty componentsCheck PNP transistor Q802 and Zener di …
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