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What you need

This teardown is not a repair guide. To repair your Maxtor OneTouch 4 Mini, use our service manual.

  1. Maxtor OneTouch 4 Mini Teardown, Example: Logic Board: step 1, image 1 of 2 Maxtor OneTouch 4 Mini Teardown, Example: Logic Board: step 1, image 2 of 2
    • This teardown is the same with the other onetouch 4 mini models.

  2. Maxtor OneTouch 4 Mini Teardown: step 2, image 1 of 3 Maxtor OneTouch 4 Mini Teardown: step 2, image 2 of 3 Maxtor OneTouch 4 Mini Teardown: step 2, image 3 of 3
    • The drive's enclosure doesn't have any screws or glue holding the case in place, it has a clamshell-style design that cradles the drive inside.

    • There is a seam at the bottom edge of the drive where the 2 halves comes apart. A flat head screwdriver helps pry it open.

  3. Maxtor OneTouch 4 Mini Teardown: step 3, image 1 of 2 Maxtor OneTouch 4 Mini Teardown: step 3, image 2 of 2
    • The drive is suspended in the middle of the enclosure by several foam rubber pads, which keeps the drive quiet and keep vibrations at a minimum.

    • The metal plate covering the lower part of the drive is an EMF shield, and is where the SATA to USB board is held in.

  4. Maxtor OneTouch 4 Mini Teardown: step 4, image 1 of 2 Maxtor OneTouch 4 Mini Teardown: step 4, image 2 of 2
    • Removing the shield is removing the 2 philips screws on the side of the drive where the shield is held in place.

    • Lets see what kind of chip and drive do we have here on the next step....

  5. Maxtor OneTouch 4 Mini Teardown: step 5, image 1 of 1
    • The other side of the drive. The sticker on the connector, is the serial number.

    • The controller board and the drive is connected using SATA.

  6. Maxtor OneTouch 4 Mini Teardown: step 6, image 1 of 2 Maxtor OneTouch 4 Mini Teardown: step 6, image 2 of 2
    • The 2.5" hard drive in the Maxtor OneTouch 4 Mini isn't a Maxtor drive at all. It's a Seagate Momentus 5400.5 LD25.2 hard drive.

    • Here is the Seagate product overview to the Momentus 5400.2 hard drive, model number ST980210AS

    • Removing the EMF shield reveals a small PCB that plugs directly into the SATA and power connections of the Momentus 5400.5. It doesn't even have a physical connection to the RFI shield -- it just hangs off the back of the drive itself. The SATA connections to the drive are soldered to the PCB itself.

    • The controler board's chip is made by Initio. It is a Initio INIC-1605 USB to SATA Bridge Chip

  7. Maxtor OneTouch 4 Mini Teardown: step 7, image 1 of 1
    • Just to keep in mind, taking your external drive apart would void the drive's warranty. It's just something to know if your external drive is under warranty.

    • Even though the hard drive's label reads "Not Suitable for Laptop Computer Use", it still works perfectly as a laptop hard drive.

Peter Low

Member since: 03/26/11

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