UNIDENTIFIED
MAGIC I/O PM-540G
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Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two IDE (AT) Interface drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB
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CONNECTIONS | |
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Function |
Location |
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4-pin connector-drive active LED |
J1 |
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40-pin IDE Interface (AT) connector |
J2 |
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34-pin control cable connector-floppy drive |
J3 |
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9-pin serial port 2 (COM2)-internal |
J4 |
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9-pin serial port 1 (COM1)-external |
J5 |
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25-pin parallel port-external |
J6 |
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15-pin game port-internal |
J7 |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
| » |
Floppy drive enabled |
JP1 and JP2 |
closed |
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Floppy drive disabled |
JP1 and JP2 |
open | |
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PARALLEL PORT (CN6) CONFIGURATION | |||
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LPT |
JP3/pins 1 & 2 |
JP3/pins 3 & 4 | |
| » |
LPT1 (378-37Fh) |
open |
closed |
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LPT2 (278-27Fh) |
closed |
open | |
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Disabled |
open |
open | |
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SERIAL PORT 2 (CN4) CONFIGURATION | |||
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COM |
JP3/pins 5 & 6 |
JP3/pins 7 & 8 | |
| » |
COM2 (2F8-2FFh) |
open |
closed |
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COM4 (2E8-2EFh) |
closed |
open | |
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COM3 (3E8-3EFh) |
closed |
closed | |
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Disabled |
open |
open | |
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SERIAL PORT 1 (CN5) CONFIGURATION | |||
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COM |
JP3/pins 9 & 10 |
JP3/pins 11 & 12 | |
| » |
COM1 (3F8-3FFh) |
open |
closed |
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COM3 (3E8-3EFh) |
closed |
open | |
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COM4 (2E8-2EFh) |
closed |
closed | |
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Disabled |
open |
open | |
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SERIAL PORT 1 (CN5) INTERRUPT REQUEST | ||||
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IRQ |
JP4/pins 1 & 2 |
JP4/pins 3 & 4 |
JP4/pins 5 & 6 | |
| » |
IRQ4 |
closed |
open |
open |
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IRQ5 |
open |
closed |
open | |
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IRQ9 |
open |
open |
closed | |
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SERIAL PORT 2 (CN4) INTERRUPT REQUEST | ||||
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IRQ |
JP4/pins 7 & 8 |
JP4/pins 9 & 10 |
JP4/pin 11 & 12 | |
| » |
IRQ3 |
closed |
open |
open |
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IRQ9 |
open |
closed |
open | |
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IRQ5 |
open |
open |
closed | |
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PARALLEL PORT (CN6) INTERRUPT REQUEST | |||
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IRQ |
JP4/pins 13 & 14 |
JP4/pins 15 & 16 | |
| » |
IRQ7 |
open |
closed |
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IRQ5 |
closed |
open | |
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Disabled |
open |
open | |