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Specifications
Maintenance and Service Guide 6–29
I/O Address
(hex)
System Function
(shipping configuration)
2F0—2F7 Unused
2F8—2FF Infrared port
300—31F Unused
320—36F Unused
370—377 Secondary diskette drive controller
378—37F Parallel port (LPT1/default)
380—387 Unused
388—38B FM synthesizer—OPL3
38C—3AF Unused
3B0—3BB VGA
3BC—3BF Reserved (parallel port/no EPP support)
3C0—3DF VGA
3E0—3E1 PC Card controller in CPU
3E2—3E3 Unused
3E8—3EF Internal modem
3F0—3F7 “A” diskette controller
3F8—3FF Serial port (COM1/default)
CF8—CFB PCI configuration index register (PCIDIVO-1)
CFC—CFF PCI configuration data register (PCIDIVO-1)
Table 6-24
System I/O Addresses
(Continued)