STEP 11: Install Floppy Drive

  1. Choose which drive bay you want to install the drive to and remove the face plate off of that bay. Save the face plate for future use. Pick a bay that will fit the drive. If you have to install a 3.5″ drive in a 5.25″ bay, you’ll have to use a special front panel to adapt it. This panel sometimes comes with a new floppy drive when you buy it.
  2. Now, slide the drive into the bay from the front. Make sure the front of the drive is flush with the front of the PC. Also make sure the screw holes on the drive align with the screw holes on the drive mounting rack.
  3. If your particular case has a removable drive rack (as does the one we are using for this tutorial), then you may need to remove the rack from the system to secure the drive. But, in using removable racks, you need to pay attention to which set of screw holes to use on the rack which will result in the drive face being flush with the front of the PC. In some cases, it is still easier to install the drive from the front and make it flush just to see which screwholes to use. Then you can remove the drive rack, making note of which holes to use.
  4. Secure the floppy drive. Using your screwdriver and screws, secure the drive to the drive rack. For removable racks, you can do this separate from the case. If the rack is part of the chassis itself, then sometimes it is easier to turn the case on its side to secure the drive so that you are not fighting gravity as you try to get the screws into the holes.
  5. OPTIONAL: If you are installing a 3.5″ drive into a 5.25″ drive bay, you will need to use a rack system which will bridge the gap between the drive and the chassis. These racks are simply metal rails which are secured to the drive by screws. These effectively make the 3.5″ drive as wide as a 5.25″ drive. Then you can install and secure the drive as normal.
  6. Connect the power supply to the floppy drive. On the 3.5″ drives, the plug is very small…the smallest coming out of the power supply. On the larger 5.25″ drives, the connector is a large 4-wire connector, just like the hard drive power connectors. These are a little harder to plug in, and may take some rocking. The mini-plugs are much easier to plug into the 3.5″ drives. It is designed so that it is obvious which way to attach it.
  7. Attach the Ribbon Cable. Floppy cables have a twist in the cable. The “A:” drive goes AFTER the twist. If you have a second “B:” drive, this goes before the twist. You do not need to mess with master/slave jumpers. If you choose not to mess with the twist, you can, with later BIOS versions, swap the order of the drives in the BIOS. 3.5″ drives use a set of pins for the connection to the ribbon cable. 5.25″ drives use a card-edge connector, just like the typical edge of an expansion card. You need to use a cable with the proper connectors for each type you use. Many floppy cables come with connectors for each type on each side of the twist. Always check Pin 1 on the ribbon cable connector. The red edge of the cable is aligned to Pin 1 on the connector of the drive. If you accidentally reverse this, your drive won’t be damaged, it just won’t work, and the floppy drive light will stay on all the time until fixed. The connector on the far end of the ribbon cable connects to the floppy controller on the motherboard or I/O card (usually labeled FDD). Consult your motherboard’s manual to determine which is your floppy controller.

If you are installing any other 3.5″ drives (such as a ZIP drive), then you can install those the exact same way.


15 comments

  1. Question /

    Just one question…why the heck would you install a 3.5 inch drive? I haven’t used one of those in eight years.

    • CorbinKale /

      You may have noticed that current motherboards STILL have that ‘legacy’ FDD ribbon socket. Lots of people like to set up their hard drives in a RAID configuration. To install the drivers for RAID during the OS setup, the FDD is required. Maybe this will be addressed someday, but for now the 3.5 floppy is still hanging tough. :)

    • Stevo /

      I thought the same thing until I was in college. Oscilloscopes and older electronic equipment that may be too expensive to replace still use 3.5″ floppy to save waveforms and frequency spectrums and things as such. Colleges can’t afford to stay up to date with all of their eqiupment.

  2. when i did the plugging in stuff and power cable my computer started up then turned off after 5 mins then after i turned it again it went to the bit when it says windows xp then the computer kept doing this everytime i turned it on

  3. Do you HAVE to install a Floppy? Id love to just make my PC without one.

  4. As long as none of your computer components only come with a floppy disk for drivers, you don’t have to install a floppy drive. Most new stuff comes with CDs nowadays, so you probably don’t really need one.

  5. None of our systems that we’ve built in the last year (5 total for home use) have a floppy drive. I haven’t had the need for a floppy since CDs have taken over for installs, etc. If you build your system without it, but realize later that you need the floppy, you can always buy an external very cheap.

  6. Person /

    When I got my computer about two and a half years ago, I thought I might need a floppy drive, so I ordered one with it, and it has never been used. As far as I know, all modern software comes with a CD for installation.

  7. Wayne Thompson /

    Found my late fathers old floppy discs labelled ” A very fortunate life, my family and other crazies” which I knew he was writing from 1994 to 2002 when he passed away, so i need a floppy 3.5 / 1.44 to use them. there is a wide cable with a multi pin “plug” on it and I guess this is the attachment poin but need help with the whole deal.

    • Wayne, external floppy readers that connect via USB are a cheap and easy way to go for you to access your dad’s disks. No need to open up the case.

      • Wayne Thompson /

        I just want to thank all who commented. I will try the external floppy via usb first, sounds great.
        i can not believe how helpful and courteous all your comments have been. I see car sites which read like court room abuse testaments!
        Thanks again All.Wayne the Aussie Nutter.

  8. Despi A. Kounas /

    My first computer came with a floppy drive. and the computers my bro has built for me since all have floppy drives. Ihave saved over 100 photos and documents on diskettes. So I need a floppy drive. I sure as heck am not going to waste a CD just to put less than 1.44Mb of record or photos on it.

  9. Allison Blackman /

    Do you haveto install a floppy diskdrive if you do not need one or will never use it?

  10. Anonymous /

    I don’t know what mega pixel you photos were taken at, but 1 photo from my phone is larger than a diskette. Based on a quick check, I currently would need approx. 4300 diskettes for my photos. I store photos on DVD, cost is approximately $0.04 when you buy spindles at clearance price ($1.99 /per 50 disc spindle @ Tech4less.com) floppies on the other hand are $2.99 for 10 on amazon. 4300 x (2.99 10) = $1247. Ouch!

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