I bought a SKD USB 2.0 Cardbus Model : QFASCB (two Slots). When I plug it into my PCMCIA card slot, my IBM recognise it and install drivers needed automatically. And then I can use my webcam pluged into this card. But when I plug in my USB HDD box (HDD Hitachi Travelstar manufactured for IBM laptop + USB 2.0 box), my laptop inform that "Hardware error occured" and can not recognise that USB HDD ! If I plug in that USB HDD to USB port 1.1 built-in of my laptop , my system informe that "Hi-speed USB plug into Low speed USB port and run normally (eg. I can see everything on that USB HDD).
note: i bought another one NEC (four Slots)and it works properly in the same slot !!.
if anyone could help solve the problem, please reply here, or on my e-mail:
thank you

Dani AI

Generated

The reports from and , together with ’s note about chipset mismatch, point to two practical failure modes: insufficient power to a bus‑powered 2.5" HDD or a controller/driver incompatibility in the SKD CardBus adapter. A short, ordered diagnostic sequence will quickly separate those causes and indicate the best workaround.

  1. Confirm power: observe whether the HDD enclosure LED lights and the platters spin when attached to the SKD card.
  2. Powered‑hub test: connect the enclosure through an AC‑powered USB hub (or use a Y‑power cable). If the drive works via the hub, the CardBus adapter is not supplying enough current.
  3. Card swap test: use the NEC card in the same PCMCIA slot and try the SKD card in another laptop (if available). If the NEC works where the SKD fails, the fault is adapter‑specific (driver, chipset or defect).
  4. Gather diagnostics: in Device Manager open the failing device’s Properties → Details → select “Hardware Ids” and record the VID/PID or PCI VEN/DEV strings. Check Event Viewer (System) for error entries at the time of failure.
  5. Software/firmware steps: update laptop chipset/CardBus/PCMCIA drivers and BIOS/EC firmware from the laptop vendor; if an SKD vendor driver exists, try it instead of the generic driver.
  6. Rule out enclosure/cable: test the drive in a different USB enclosure or with a different cable to exclude enclosure firmware or cable faults.

Immediate practical fixes: use the NEC card that already worked, or a powered hub. For a permanent solution, identify the SKD adapter’s chipset from the Hardware Ids and install the matching driver or replace the adapter with one based on a different controller. Useful diagnostic data to collect for follow‑up: Windows version (and service pack), laptop model and BIOS version, exact Hardware Id strings, and the Event Viewer error text.

I have the Same Problem with the Same Exact Card. on a dell inspiron 5100 laptop. But with only one difference, my laptop doesn't give my any identification or even installs any drivers for the card when I insert it.
By the way I'm from EG too. :)

This may be beacuse your card is incompatible to the motherboard chipsets, they are more than likely to be NEC chipsets on the motherboard which is why the NEC card works.

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