Sega Master System/Boot ROM (v1.0 prototype)/Comparisons

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General comparisons

BootROM SMS US 1.3.png

v1.0 prototype

Notavailable.svg

v1.3

The Master System logo sequence is not animated - it just flashes onto the screen. It is also silent.

BootROM SMS US 1.0 Error.png

v1.0 prototype

BootROM SMS US 1.3 Instructions.png

v1.3

If no physical media is detected, the boot ROM displays an error screen with a blinking question mark instead of the instructions screen. The Snail Maze game cannot be played yet.

BootROM SMS US 1.0 Error.png

v1.0 prototype

BootROM SMS US 1.3 Error.png

v1.3

The same screen is also used for software errors. The version number is displayed underneath the copyright string rather than the top-right corner.

References