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RB750 故障

發表於 : 2012-03-01 22:57:05
yehlu
http://forum.mikrotik.com/viewtopic.php ... it=ALL+LED

1.接上電源,PWR,ACT及 ETHER 5個LED 全亮
2.按著 REST 再接上電源 PWR ACT 恆亮,ETHER 5個LED 閃一下熄滅

需送回原購處做 RMA

故障影片
http://www.youtube.com/watch?v=cbP6P198bgE

when it powers on, all lights are ON
Holding reset maked ehernet lights go down, but still no ethernet connection is established (can't use netinstall)...

Re: RB750 故障

發表於 : 2012-03-01 23:03:07
yehlu
http://forum.mikrotik.com/viewtopic.php ... ED#p290061


This rb411 have all led lit up but nothing happens. No beep, no flashing, no terminal action.
Tried hard reset (screwdriver) and reset. Nothing.

Yes u can fix it! look att the capacitors! if their heds have a bulb on it then remove it ant solder a new one in.
可能是有電容壞掉

Re: RB750 故障

發表於 : 2012-03-01 23:06:56
yehlu