Dell Inspiron 15-3521 Motherboard Replacement

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Cables to Separate from the Motherboard 1

First, remove the power cable, located in the upper left hand side of the laptop. This can be removed using forceps or using your fingers.
Second, remove the LCD cable located in the upper center of the laptop. This cablemust be removed using the same unlocking procedure as the palmrest cables used in step 6.
The first image shown has the wireless card still connected, however, for removal of the power cable, removing the wireless card is necessary in revealing the power cable. See second image.

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