USB to FireWire Adapter: Do They Exist & Are They Reliable?

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Discussion Overview

The discussion centers around the compatibility and availability of USB to FireWire adapters, particularly in the context of connecting a Lacie external hard drive with a FireWire port to a laptop that lacks FireWire connectivity. Participants explore various solutions, including alternative hardware options and the technical limitations of the interfaces.

Discussion Character

  • Debate/contested
  • Technical explanation
  • Exploratory

Main Points Raised

  • One participant questions the existence of reliable USB/FireWire adapters, noting that many products have low ratings, which may indicate issues with functionality.
  • Another participant asserts that USB and FireWire are fundamentally different technologies, suggesting that no direct adapter exists and recommending alternatives such as exchanging the hard drive for a USB2 model or using a PCMCIA or express card with FireWire support.
  • There is a discussion about the types of memory card interfaces available on laptops, with some participants expressing confusion about the classification of PCMCIA cards and their compatibility with existing laptop ports.
  • One participant identifies that their laptop has a PC Card slot, suggesting that a FireWire cardbus adapter could be a viable solution.
  • Another participant points out that the laptop may already have a FireWire port, but there is confusion regarding the connector types (4-pin vs. 6-pin), leading to discussions about the need for specific cables or adapters to connect the devices.
  • Participants clarify the differences between male and female connectors, emphasizing the need for the correct type of cable to ensure proper connectivity.

Areas of Agreement / Disagreement

Participants generally agree that USB and FireWire are incompatible technologies and that direct adapters do not exist. However, there is disagreement regarding the specifics of the laptop's FireWire capabilities and the appropriate solutions for connecting the external hard drive.

Contextual Notes

There are limitations in the discussion regarding the assumptions about the laptop's ports and the compatibility of various adapters and cables, which remain unresolved. The discussion also reflects varying levels of understanding about the technical specifications of connectors and interfaces.

Simfish
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So I just bought a Lacie external hard drive. Problem is - my laptop doesn't have firewire - and my external hard drive only has a firewire port. So do good USB/firewire adapters exist? I searched on the Internet for some - but there don't seem to be many of them. Does the adapter allow a firewire software to be connected to a laptop with only USB ports?

Thanks!

For some reason, many of the adapters have ratings of 1 or 2 stars. It could be selection bias in that people are likely to submit negative reviews of products that they can't get to work - but the fact that so many products have so few stars worries me...
 
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Simfishy said:
So I just bought a Lacie external hard drive. Problem is - my laptop doesn't have firewire - and my external hard drive only has a firewire port. So do good USB/firewire adapters exist? I searched on the Internet for some - but there don't seem to be many of them. Does the adapter allow a firewire software to be connected to a laptop with only USB ports?

Thanks!
There is no such thing as a USB/Firewire adapter as the interfaces are not compatible.
I suggest you exchange it for a USB2 external hard drive and preferably one that also has an eSata connection.

Alternatively, you can buy a PCMCIA or express card with a firewire interface for your laptop.
 
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Firewire and USB are two different [bus] communication technologies. You can't simply switch a firewire device into a usb port. As a matter of fact, I don't believe that there exist any such adapter (remember two different technologies).
Maybe you can get some sort of hub (dual firewire/usb hub).

Edit: Got beaten to it :)
 
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Simfishy said:
PCMCIA cards are a type of memory card
No they are not.
Practically all laptops either have a PCMCIA card interface or a new express interface (the new laptops).

What's the make and model of your laptop?

Here is a list of http://computers.pricegrabber.com/usb-firewire-devices/p/405/popup1[
 
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But doesn't the Wikipedia article say that PCMCIA cards are a type of memory card format? (PCMCIA, secure digital, memory stick, and compact flash are all categorized as such).

hmm - http://en.wikipedia.org/wiki/Comparison_of_memory_cards doesn't list PCMCIA - it only lists the others, even though the above-mentioned Wikipedia article does. (of course I can't always trust Wikipedia - but it generally seems accurate for computer-related info)

Laptop is a Gateway MT6451 notebook.

hmm - the website lists "Digital Media Manager™
4-in-1 Digital Media Manager™ (Memory Stick®,
Memory Stick Pro®, MultiMediaCard™, Secure Digital™) " under Digital Media Manager - though my box lists them as memory card readers. Further down the website mentions "Expansion Slot
PCMCIA - Type I or Type II " - though my computer box doesn't list PCMCIA...
 
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Hm, I just looked at the computer diagram - it has a PC Card slot and a memory card reader. So I'd need a firewire to PC card slot interface. So a Firewire cardbus adapter should fit in the slot of PC Card Types I and II almost all the time -right?
 
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Hold on Simfishy, it seems your laptop already has a firewire (IEEE 1394) port!

http://www.gateway.com/retail/mt6451.php
 
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Hmm - my firewire thingie is too big to fit into that port...

EDIT: 6-pin connector - laptop only has 4-pin port.
 
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  • #10
FireWire connectors come in 4- and 6-pin versions (the 6-pin provides power, while the 4-pin does not). Your laptop may (oddly enough) have a 4-pin connector, meaning you will need to use a 4-pin cable. What symbol or lettering is above the port?

- Warren
 
  • #11
Simfishy said:
Hmm - my firewire thingie is too big to fit into that port...
They actually come in two formats.
All you need is a little connector to convert to the small format. For a few bucks you should be up and running. :smile:

Warren beat me to it.
 
  • #12
Okay I see. So I'd need a cable that is 4-pin on one side, and 6-pin on another, right?
 
  • #13
If your hard drive has a 6-pin connector, you'll need a cable with a 6-pin connector on one end. If your laptop has a 4-pin connector, then you'll need a cable with a 4-pin connector on the other end. You can buy 6-6 cables, 4-4 cables, and 4-6 cables. As MeJennifer said, you can also buy little adapters, but you might find a cable with the correct connector to be more stable.

- Warren
 
  • #14
Okay - thanks for all of the help! :)

umm... what's the difference between a male and a female cable?
 
  • #15
Male connectors go... inside female connectors. No explanation is necessary, I hope, for what this means.

Virtually all connectors on computers and peripherals are female. Thus, you almost always need a male-to-male cable. You should be able to just look at the connectors on your devices and choose the appropriate cable.

- Warren
 
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