Actually just tried that, but still not ohmmeter not seeing any =20 connection to 2 pins. There are 2 large chips which have no visible =20 pins, so I won't be able to move them. Just soldered on the wires, so my next email will be either extremely =20 happiness or extremely sad... Quoting William Wilson : > I've had some luck with just reflowing the solder between the board =20 > and connector on USB drives. > I've also had luck moving the memory chip over to an identical =20 > working USB drive (thumbdrive that is) > > > > Cris Wilson > Information Resource Consultant > College of Architecture, Arts, and Humanities > Clemson University > 864-656-6081 > > > -----Original Message----- > From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On =20 > Behalf Of PICdude > Sent: Monday, October 03, 2011 12:46 PM > To: piclist@mit.edu > Subject: [EE] USB drive emergency > > My new flash drive just died and I desperately need data off of it, =20 > as it's been almost a week since my last backup with a lot of work =20 > done since then. > > I really suspect the connector as it's a bit bent. When plugged in, =20 > it either is not detected at all, or if I put pressure on the =20 > connector it will detect something, then come up with "One of the =20 > USB devices is not recognized...". > > It's a USB 3.0 drive (9-pin connector), but my computer has 4-pin =20 > USB ports. I've opened up the flash drive and the connector has =20 > "110815", which I've not yet been able to find. But it looks =20 > identical to Amphenol GSB316441CEU (datasheet... > http://media.digikey.com/pdf/Data%20Sheets/Amphenol%20PDFs/GSB316431CEU.p= df =20 > ) or Wurth 692112030100 (datasheet... > http://katalog.we-online.de/kataloge/eican/media/pdf/692112030100.pdf ) > > I'm stripping a generic USB cable and intend to solder the 4 wires =20 > to the appropriate pads on the flash-drive PCB, but am not clear =20 > which pins on the USB side are mapped to which SMD pins on the PCB =20 > side, because the Amphenol connector does not show pin numbers, =20 > though the Wurth does. I'm testing with an ohmmeter, but so far all =20 > I see is that USB pin 1 maps to the second SMD pin, and that matches =20 > the Wurth connector datasheet. > > Would it be safe to assume that these connectors (including the once I > have) have the same mappings? And anything I need to do with the =20 > shield wire? > > Before I cause more damage, thoughts appreciated. > > Cheers, > -Neil. > > > > -- > http://www.piclist.com PIC/SX FAQ & list archive View/change your =20 > membership options at http://mailman.mit.edu/mailman/listinfo/piclist > > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .