Recording and/or reproducing device having an ejection amount adjustment mechanism capable of changing ejection amount in a software fashion

An ejection mechanism for ejecting a cartridge accommodated in a recording and/or reproducing device out of said recording and/or reproduction device by coming into contact with said cartridge, wherein said ejection mechanism comprises an ejection amount adjustment mechanism for adjusting an ejection amount of said cartridge by rewriting firmware without replacing any part.

An ejection amount adjustment mechanism provided in an ejection mechanism for ejecting a cartridge accommodated in a recording and/or reproducing device out of said recording and/or reproduction device by coming into contact with said cartridge, said ejection amount adjustment mechanism being for adjusting an ejection amount of said cartridge, wherein said ejection amount adjustment mechanism adjusts the ejection amount by rewriting firmware without replacing any part.

An ejection position detection mechanism for use in an ejection mechanism for ejecting a cartridge accommodated in a recording and/or reproducing device out of said recording and/or reproduction device by coming into contact with said cartridge, said ejection position detection mechanism being for detecting an ejection position of said cartridge, said ejection mechanism comprising a mode motor, a mode gear driven by said mode motor, and a cartridge holder, coupled to said mode gear, for holding said cartridge, wherein said ejection position detection mechanism comprises:

• an arc-shaped plate, attached to said mode gear, having a plurality of detected elements provided at positions corresponding to a plurality of ejection positions of said cartridge;
• and
• a detection arrangement, disposed near to said arc-shaped plate, for detecting the plurality of detected elements.