== CPC6128:LK7 aka CPC664:LK201 - Autoboot CP/M ==
Same as DDI-1:LK1 (see there). By default, the two soldering points are connected with each other (by a printed wire on the PCB, to activate autoboot one must scratch off that connection).In the CPC664, LK201 is located close to the power-supply connectors.In the CPC6128, LK7 is located close to the gate array.
== CPC Plus:LK105 - Autoboot CP/M ==