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|    sci.electronics.repair    |    Fixing electronic equipment    |    124,925 messages    |
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|    Message 123,132 of 124,925    |
|    wAYNE to Peter W.    |
|    Re: Dell Inspiron 1545 laptop- wired eth    |
|    11 Oct 22 15:02:06    |
      From: wayne34@no_verizon.net              On 10/11/22 2:55 PM, Peter W. wrote:       >> Is there a chance that it might be some sort of corrosion or oxidation       from       >> NON use? Anything I could try spraying into the connector or applied to       >> it for a test?       >       > Generally, look at the end of the connector. If the little wires inside are       not even, clean and show even small signs of corrosion, then the connector(s)       are likely bad. Have you changed the cable? Note that the bad connection could       be in the cable or        in the modem/router. And, check the board. That jack may have been strained at       some point and broken a solder connection - especially if there are       cats/dogs/small children involved. I would very much hesitate to spray       anything at all into a jack - as        anti-corrosives such as DeOxit continue to react until all the materials have       been 'used up' - which could do considerable and fatal damage to a       mother-board. If you are _EXCEEDINGLY_ careful, you might try 91% (or more)       alcohol on a small brush or small        cotton swab - but the potential for collateral damage is high without that       extreme care.       >       > If the jack in the computer is on a smaller daughter-board, you might try       removing it, and then plugging it back in.       >       > This reads as a mechanical fault as the computer does behave 'as normal' on       WiFi. Unless, of course, something got spiked recently. Any surges from your       power?       >       > Peter Wieck       > Melrose Park, PA              I tried using a modified pencil eraser over the connections and, no,       they didn't look out of place or corroded as far as I could tell. Yes,       I tried switching out the cables to known good ones to no avail.              Since the charger board, which contains the USB, charger and ethernet       ports can be removed and replaced, I have another one here I could try       or simply order a known good one. I've been wanting to try one anyway       since I have another laptop here that won't respond as I have been       suspecting the charger board.              Thanks for the tips, however.              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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