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CAT S48c Display Assembly Replacement

Introduction

This is a guide to replace the screen of a CAT S48c.

If you're experiencing issues such as:

  • Flickering
  • Discoloration
  • Black spots
  • No display

You may need to replace your screen, this guide is to help you go step through step to easily replace it.

You can find a replacement on Ebay: CAT S48C LCD Screen with Digitizer Full Assembly (Black)

What you need

  1. CAT S48c Display Assembly Replacement, Battery: step 1, image 1 of 2 CAT S48c Display Assembly Replacement, Battery: step 1, image 2 of 2

    • Remove the ten T5 Torx 4 mm-long screws on the sides of the case.

    Edit

  2. CAT S48c Display Assembly Replacement: step 2, image 1 of 2 CAT S48c Display Assembly Replacement: step 2, image 2 of 2

    • Open the side covers and remove the SIM card with tweezers or a pick.

    • If there is an SD card remove that as well.

    Edit

  3. CAT S48c Display Assembly Replacement: step 3, image 1 of 3 CAT S48c Display Assembly Replacement: step 3, image 2 of 3 CAT S48c Display Assembly Replacement: step 3, image 3 of 3

    • Use an opening pick to pry off the rear cover.

    Edit

  4. CAT S48c Display Assembly Replacement: step 4, image 1 of 3 CAT S48c Display Assembly Replacement: step 4, image 2 of 3 CAT S48c Display Assembly Replacement: step 4, image 3 of 3

    • Remove the five 3 mm-long Phillips #000 screws that secure the lower midframe.

    Edit

  5. CAT S48c Display Assembly Replacement: step 5, image 1 of 2 CAT S48c Display Assembly Replacement: step 5, image 2 of 2

    • Use the tip of a spudger to pry up and disconnect the battery press connector.

    Edit

  7. CAT S48c Display Assembly Replacement: step 6, image 1 of 3 CAT S48c Display Assembly Replacement: step 6, image 2 of 3 CAT S48c Display Assembly Replacement: step 6, image 3 of 3

    • Remove the five 3 mm-long Phillips #000 screws from the top section of the midframe.

    • Gently pry the section along with the battery off of the case.

    Edit

  8. CAT S48c Display Assembly Replacement: step 7, image 1 of 2 CAT S48c Display Assembly Replacement: step 7, image 2 of 2

    • Gently pry the battery from the case, making sure not to bend the battery.

    • Replace the battery with your replacement, popping it in the frame and insert the flex cable.

    • Keep in mind that if it has lumps or damages it could be dangerous to handle as it can catch on fire.

    Edit

  9. CAT S48c Display Assembly Replacement, Motherboard: step 8, image 1 of 2 CAT S48c Display Assembly Replacement, Motherboard: step 8, image 2 of 2

    • Detach the headphone jack press connector at the top of the motherboard with tweezers, an opening pick, or your finger tips.

    Edit

  10. CAT S48c Display Assembly Replacement: step 9, image 1 of 2 CAT S48c Display Assembly Replacement: step 9, image 2 of 2

    • Detach the display press connector the top-right of the motherboard with tweezers, a pick, or your fingertips.

    Edit

  11. CAT S48c Display Assembly Replacement: step 10, image 1 of 3 CAT S48c Display Assembly Replacement: step 10, image 2 of 3 CAT S48c Display Assembly Replacement: step 10, image 3 of 3

    • The charging port will be somewhat lodged into the frame to keep in tact, move it up and pop it out to remove the motherboard.

    Edit

  12. CAT S48c Display Assembly Replacement, Display Assembly: step 11, image 1 of 3 CAT S48c Display Assembly Replacement, Display Assembly: step 11, image 2 of 3 CAT S48c Display Assembly Replacement, Display Assembly: step 11, image 3 of 3

    • Start by going in between the case and the screen and find a narrow opening to pry in to with a pry tool.

    Edit

  13. CAT S48c Display Assembly Replacement: step 12, image 1 of 2 CAT S48c Display Assembly Replacement: step 12, image 2 of 2

    • Continue to pry it open evenly to not cause any damage.

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  14. CAT S48c Display Assembly Replacement: step 13, image 1 of 1

    • Once you feel it all has detached from the frame, take it out.

    • You'd need to go through the battery and motherboard to take out the flex cable connecting to the motherboard

    • Attach the flex cable to the motherboard with your new screen and put it back into the frame.

    Edit
Conclusion

To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.

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