Memory Map
| 300/425 | 430 | 430 | |
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F | SYSTEM BIOS | SYSTEM BIOS | ||
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VGA BIOS | ||||
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E | ROM | VGA BIOS | ||
DOS | UMB SPACE | PCMCIA | ||
D | PCMCIA |
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SPACE | ||||
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| UMB | |
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C | UMB SPACE | |||
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B | VGA RAM | |||
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A | VGA RAM | |||
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Upper Memory Block Space
| OB300/425 | OB430 | OB530 |
UMB Space Available | 64k | 64k + 32k | 112k contiguous |
DOS Conventional Memory
| OB300 | OB425 | OB430 | OB530 |
Windows DOS Box | 315 KB | 315 | 505 | 404 |
(with LapLink Remote) |
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Exit Windows (with out | 435 KB | 435 | 533 | 437 |
LapLink Remote) |
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