UNIDENTIFIED
VESA IDE CARD
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Data bus: |
32-bit VL-bus |
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Size: |
Three-quarter length, half-height card |
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Hard drive supported: |
Two IDE(AT) drives |
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Floppy drives supported: |
Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
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CONNECTIONS | |
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Function |
Location |
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40-pin primary IDE(AT) connector |
CN1 |
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34-pin cable connector - floppy drive |
CN2 |
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16-pin game port |
CN3 |
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10-pin serial port 2 - internal |
CN4 |
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9-pin serial port 1 - external, 10-pin serial port 1 internal |
CN5 |
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25-pin parallel port - external |
CN6 |
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2-pin connector - drive active LED |
JP1 |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
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Support 2 Floppy Disks |
JP4 |
pins 1 & 2 closed | |
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Reserved for factory use - do not alter |
JP4 |
pins 2 & 3 closed | |
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Floppy drive interface enabled |
JP5 |
pins 1 & 2 closed | |
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Floppy drive interface disabled |
JP5 |
pins 2 & 3 closed | |
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ROM type is 2764 |
JP11 |
pins 1 & 2 closed | |
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ROM type is 27128 |
JP11 |
pins 2 & 3 closed | |
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Parallel port IRQ 7 select |
JP14 |
pins 2 & 3 closed | |
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Parallel port IRQ 5 select |
JP14 |
pins 1 & 2 closed | |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
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Serial Port 1 IRQ 4 select |
JP15 |
pins 3 & 4 closed | |
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Serial Port 1 IRQ 3 select |
JP15 |
pins 1 & 2 closed | |
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Serial Port 1 IRQ 5 select |
JP15 |
pins 5 & 6 closed | |
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Serial Port 2 IRQ 3 select |
JP16 |
pins 1 & 2 closed | |
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Serial Port 2 IRQ 4 select |
JP16 |
pins 3 & 4 closed | |
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Serial Port 2 IRQ 5 select |
JP16 |
pins 5 & 6 closed | |
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Note: JP18 is unidentified. Location of pin I in all jumper blocks is unidentified. | |||
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SERIAL PORTS CONFIGURATION | |||||
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COM1 |
COM2 |
JP6 |
JP7 |
JP8 | |
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Enable |
Enable |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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Enable |
Disable |
pins 1 & 2 closed |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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COM2 |
COM1 |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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Disable |
COM1 |
pins 2 & 3 closed |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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Disable |
COM2 |
pins 1 & 2 closed |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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COM2 |
Disable |
pins 2 & 3 closed |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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Disable |
Disable |
N/A |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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SERIAL PORT ADDRESS SELECTION | ||||
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COM1 |
COM2 |
JP12 |
JP13 | |
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COM1(3F8h) |
COM2(3E8h) |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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COM1(3F8h) |
COM4(2E8h) |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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COM3(2F8h) |
COM4(2E8h) |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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COM2(3E8h) |
COM3(2F8h) |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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PARALLEL PORT ADDRESS SELECTION | |||
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LPT |
JP9 |
JP10 | |
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LPT1 |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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LPT2 |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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LPT3 |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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HARD DRIVE SPEED CONFIGURATION | |||
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Speed |
JP2 |
JP3 | |
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Standard 0(600 ns) |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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1(380 ns) |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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2(200 ns) |
pins 1 & 2 closed |
pins 1 & 2 closed | |