OCEAN INFORMATION SYSTEMS, INC.
VL-COMBO SUPER REV.1.2
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Data bus: |
32-bit, VL-bus |
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Size: |
Three/quarter-length, full-height card |
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Hard drive supported: |
Two IDE (AT) interface drives |
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Floppy drives supported: |
Two 360KB, 720KB, 1.2MB, 1.44MB, or 2.88MB drives |
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CONNECTIONS | |
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Function |
Location |
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40-pin IDE (AT) Interface connector |
P1 |
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4-pin connector - drive active LED |
P2 |
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VGA feature connector |
P3 |
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34-pin control cable connector - floppy drive |
P4 |
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10-pin serial port 2 |
P5 |
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10-pin serial port 1 |
P7 |
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15-pin analog video connector |
J2 |
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25-pin parallel port |
J3 |
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IDE DRIVE SELECT | |||
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Function |
JP1 |
JP2 | |
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IDE drive enabled |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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IDE drive disabled |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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IDE DRIVE SPEED SELECT | |||
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Function |
JP3 |
JP4 | |
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IDE speed = normal |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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IDE speed = medium |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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IDE speed = high |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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Factory configuration - do not use |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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Note: Do not use the last setting, could cause damage. | |||
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VIDEO PORT | |||
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Function |
JP5 |
JP6 | |
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VGA port enabled |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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VGA port disabled |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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VIDEO PORT | |||
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Function |
JP22 |
JP23 | |
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Parallel port uses DMA channel 1 |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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Parallel port uses DMA channel 3 |
pins 2 & 3 closed |
pins 2 & 3 closed | |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
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Factory configured - do not alter |
JP12 |
pins 2 & 3 closed | |
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Floppy drive enabled |
JP19 |
pins 1 & 2 closed | |
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Floppy drive disabled |
JP19 |
pins 2 & 3 closed | |
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ECP/EPP printer modes enabled |
JP24 |
pins 1 & 2 closed | |
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ECP/EPP printer modes disabled |
JP24 |
pins 2 & 3 closed | |
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PARALLEL PORT INTERRUPT SELECT | ||
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IRQ |
JP11 | |
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IRQ7 |
pins 2 & 3 closed | |
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IRQ5 |
pins 1 & 2 closed | |
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Disabled |
all pins open | |
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PARALLEL PORT CONFIGURATION | |||
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LPT/Address |
JP13 |
JP14 | |
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LPT1/378h |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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LPT2/278h |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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LPT3/3BCh |
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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SERIAL PORT 1 CONFIGURATION | |||
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COM/Address |
JP15 |
JP16 | |
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COM1/3F8h |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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COM2/2F8h |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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COM3/338h |
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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SERIAL PORT 2 CONFIGURATION | |||
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COM/Address |
JP17 |
JP18 | |
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COM2/2F8h |
pins 1 & 2 closed |
pins 1 & 2 closed | |
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COM1/3F8h |
pins 2 & 3 closed |
pins 1 & 2 closed | |
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COM4/238h |
pins 1 & 2 closed |
pins 2 & 3 closed | |
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Disabled |
pins 2 & 3 closed |
pins 2 & 3 closed | |