| - | [* black] Remove cables: Loosen all twelve connectors (highlighted in red boxes) and tripped off the tapes used to fix cables to the metal casing. |
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| - | [* black] Remove Printed Circuit Boards (PCB): Using PH2 screwdriver, begin to loose the thirteen screws (highlighted in green boxes) which fix the PCBs to the metal casing. |
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| + | [* black] Remove cables: Disconnect all twelve connectors (highlighted in red boxes) and separate the tapes used to fix cables to the metal casing. |
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| + | [* black] Remove Printed Circuit Boards (PCB): Using PH#2 screwdriver, begin to loose the thirteen screws (highlighted in green boxes) which fix the PCBs to the metal casing. |
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