These adapters functioned by multiplexing the connection to the phone's modem. The user could switch between the two SIM cards, but they could not use both simultaneously. Switching was usually done through a menu on the phone or by calling a specific number. Many older models would require a restart of the phone to switch networks.
: If you use an older rim, you can create magnetic shifters for a more tactile "snap" when shifting.
+--------------------------------------------------------+ | SMARTPHONE CHASSIS | | | | +---------------+ | | | SIM 1 Slot |<=== Primary SIM IC Terminal | | +-------+-------+ | | | | | Ultra-Thin Flexible FPC Ribbon Cable | | | | | +-------v-------+ | | | MagicSIM 90 |<=== IC Switch Controller (Elite) | | | Board Module | | | +-------+-------+ | | | | | +-------v-------+ | | | SIM 2 Slot |<=== Secondary SIM Carrier | | +---------------+ | +--------------------------------------------------------+ Advanced Hardware Features
These adapters functioned by multiplexing the connection to the phone's modem. The user could switch between the two SIM cards, but they could not use both simultaneously. Switching was usually done through a menu on the phone or by calling a specific number. Many older models would require a restart of the phone to switch networks.
: If you use an older rim, you can create magnetic shifters for a more tactile "snap" when shifting.
+--------------------------------------------------------+ | SMARTPHONE CHASSIS | | | | +---------------+ | | | SIM 1 Slot |<=== Primary SIM IC Terminal | | +-------+-------+ | | | | | Ultra-Thin Flexible FPC Ribbon Cable | | | | | +-------v-------+ | | | MagicSIM 90 |<=== IC Switch Controller (Elite) | | | Board Module | | | +-------+-------+ | | | | | +-------v-------+ | | | SIM 2 Slot |<=== Secondary SIM Carrier | | +---------------+ | +--------------------------------------------------------+ Advanced Hardware Features