Use in middle frame
There is no need to place spacers, and the RF motherboard, pin board, and logic motherboard are laminated and stacked on the base of the test rack in turn



Use without middle frame
First place the gasket on the base of the test rack, and stack the RF motherboard, pin board, and logic board on the base of the test rack in turn.

On Oct-20-21 at 03:24:17 PDT, seller added the following information:

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