UNIDENTIFIED
ID574
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Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two AT Interface (IDE) 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 |
CN1 |
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40-pin AT Interface (IDE) connector |
CN2 |
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34-pin control cable connector-floppy drive |
CN3 |
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15-pin game port-internal |
CN4 |
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9-pin serial port 2 (COM2)-internal |
CN5 |
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9-pin serial port 1 (COM1)-external |
CN6 |
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25-pin parallel port-external |
CN7 |
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PARALLEL PORT (CN7) CONFIGURATION | |||
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LPT |
JP6/pins 9 & 10 |
JP6/pins 11 & 12 | |
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LPT2 (378-37F) |
closed |
open | |
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LPT3 (278-27F) |
open |
closed | |
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Disabled |
open |
open | |
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USER CONFIGURABLE SETTINGS | |||
|
Function |
Location |
Setting | |
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Hard drive enabled |
J9 |
open | |
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Hard drive disabled |
J9 |
closed | |
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IOCHRDY signal disabled |
JP1 |
closed | |
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IOCHRDY signal enabled |
JP1 |
open | |
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Floppy drive enabled |
JP3 |
open | |
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Floppy drive disabled |
JP3 |
closed | |
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Game port (CN4) disabled |
JP5 |
open | |
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Game port (CN4) enabled |
JP5 |
closed | |
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SERIAL PORT 1 (CN6) CONFIGURATION | |||
|
COM |
JP6/pins 1 & 2 |
JP6/pins 3 & 4 | |
|
COM1 (3F8-3FF) |
closed |
open | |
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COM3 (3E8-3EF) |
open |
closed | |
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COM4 (2E8-2EF) |
closed |
closed | |
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Disabled |
open |
open | |
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SERIAL PORT 2 (CN5) CONFIGURATION JUMPERS - JP6 | |||
|
COM |
JP6/pins 5 & 6 |
JP6/pins 7 & 8 | |
|
COM2 (2F8-2FF) |
closed |
open | |
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COM4 (2E8-2EF) |
open |
closed | |
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COM3 (3E8-3EF) |
closed |
closed | |
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Disabled |
open |
open | |
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SERIAL PORT 1 (CN6) INTERRUPT REQUEST | |||
|
IRQ |
JP7/pins 1 & 2 |
JP7/pins 3 & 4 | |
|
IRQ4 |
closed |
open | |
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IRQ5 |
open |
closed | |
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SERIAL PORT 2 (CN5) INTERRUPT REQUEST | |||
|
IRQ |
JP7/pins 5 & 6 |
JP7/pins 7 & 8 | |
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IRQ3 |
closed |
open | |
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IRQ5 |
open |
closed | |
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PARALLEL PORT (CN7) INTERRUPT REQUEST | |||
|
IRQ |
JP7/pins 9 & 10 |
JP7/pins 11 & 12 | |
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IRQ5 |
closed |
open | |
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IRQ7 |
open |
closed | |