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This guide will instruct you on the complete disassembly of the Caterpillar B15.

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  1. Caterpillar B15 Teardown, Caterpillar B15 Teardown: step 1, image 1 of 1
    • Place the phone screen-side down and place thumb on the yellow and black switch. Slide the switch to the right to unlock the back covering for removal.

  2. Caterpillar B15 Teardown: step 2, image 1 of 2 Caterpillar B15 Teardown: step 2, image 2 of 2
    • Remove the back covering by gently lifting upwards from the bottom of the back covering. The back will snap off and the battery is exposed.

  3. Caterpillar B15 Teardown: step 3, image 1 of 2 Caterpillar B15 Teardown: step 3, image 2 of 2
    • Place index finger at the top edge of the battery and gently lift upwards. The battery will slide cleanly out of the phone.

  4. Caterpillar B15 Teardown: step 4, image 1 of 2 Caterpillar B15 Teardown: step 4, image 2 of 2
    • With the back cover removed, locate and remove the Phillips screw pictured top-center, and the two torx screws above and to either side of the Phillips screw. A T-5 bit is required for removal of the torx screws.

    • WARNING: Proceeding beyond this point will void the warranty for this device.

  5. Caterpillar B15 Teardown: step 5, image 1 of 1
    • Next, remove the two torx (star-shaped) screws below the battery. These screws help to secure the outer shell of the phone around the motherboard. A T-5 bit is required for removal.

  6. Caterpillar B15 Teardown: step 6, image 1 of 1
    • There are three remaining screws on each long side of the phone. A small hex bit is required for removal.

  7. Caterpillar B15 Teardown: step 7, image 1 of 1
    • There is one more Phillips screw remaining. It is located beneath the headphone cover.

  8. Caterpillar B15 Teardown: step 8, image 1 of 1
    • With all screws removed, the back and side pieces should come off the front of the phone, exposing the motherboard and various components as shown.

  9. Caterpillar B15 Teardown: step 9, image 1 of 1
    • With all screws removed, move around the motherboard, carefully prying it from the remaining shell.

  10. Caterpillar B15 Teardown: step 10, image 1 of 1
    • Finally, disconnect the chip seen in the upper right, and the board should pull away from the rest of the phone.

  11. Caterpillar B15 Teardown: step 11, image 1 of 1
    • Congratulations. You have successfully disassembled the Caterpillar B15.

Geoffrey Mosdell

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USFT-BROWN-F14S4G7

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Hi,

where can i buy T5 Torx screws for CAT B15 ?

Regards,

Laurent NOEL

Laurent NOEL - crwdns2853112:0crwdne2853112:0

Any idea where I can get the rubber piece that covers the USB port? The one repair shop in the US wants about $200 for that repair.

John Nagle - crwdns2853112:0crwdne2853112:0

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