I-BUS
SHARK
|
Processor |
Pentium |
|
Processor Speed |
90/100MHz |
|
Chip Set |
OPTI |
|
Max. Onboard DRAM |
128MB |
|
Cache |
256/512KB |
|
BIOS |
Unidentified |
|
Dimensions |
300mm x 89mm |
|
I/O Options |
Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
IDE interface LED |
J1 |
Serial port 2 |
J6 |
|
IDE interface |
J2 |
Auxiliary keyboard connector |
J9 |
|
Floppy drive interface |
J3 |
Speaker |
J10 |
|
Parallel port |
J4 |
32-bit system memory card |
J13 |
|
Serial port 1 |
J5 |
PS/2 mouse port |
J20 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Floppy drive type select 1.44MB |
J8 |
pins 1 & 2 closed |
|
Floppy drive type select 2.88MB |
J8 |
pins 3 & 4, 5 & 6 closed | |
|
|
IDE IRQ14 enabled |
J11 |
Closed |
|
IDE IRQ14 disabled |
J11 |
Open | |
|
|
Password enabled |
J12 |
Closed |
|
Password disabled |
J12 |
Open | |
|
|
Mouse IRQ12 enabled |
J14 |
Closed |
|
Mouse IRQ12 disabled |
J14 |
Open | |
|
|
CPU normal operation |
J16 |
Open |
|
CPU stop clock enabled |
J16 |
Closed | |
|
|
Cache invalidate select always invalidated |
J17 |
pins 2 & 3 closed |
|
Cache invalidate select invalidate on write only |
J17 |
pins 1 & 2 closed | |
|
|
CMOS memory normal operation |
J19 |
pins 2 & 3 closed |
|
CMOS memory clear |
J19 |
pins 1 & 2 closed | |
|
On board battery disabled |
J19 |
Open | |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
8MB |
(2) 1M x 36 |
NONE |
|
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
|
16MB |
(2) 2M x 36 |
NONE |
|
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
|
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
|
32MB |
(2) 4M x 36 |
NONE |
|
40MB |
(2) 4M x 36 |
(2) 1M x 36 |
|
48MB |
(2) 4M x 36 |
(2) 2M x 36 |
|
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
|
64MB |
(2) 8M x 36 |
NONE |
|
72MB |
(2) 8M x 36 |
(2) 1M x 36 |
|
80MB |
(2) 8M x 36 |
(2) 2M x 36 |
|
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
|
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
|
CACHE CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
|
512KB |
(4) 64K x 8 |
(4) 64K x 8 |
|
Note: Board will be factory installed with either 256KB or 512KB cache | ||
|
CACHE JUMPER CONFIGURATION | ||
|
Size |
J7 |
J21 |
|
256KB |
pins 3 & 5, 4 & 6 closed |
Open |
|
512KB |
pins 1 & 3, 2 & 4 closed |
pins 1 & 2 closed |
|
CPU SPEED CONFIGURATION | ||
|
Speed |
Clock speed |
J24 |
|
90MHz |
1.5x |
pins 1 & 2, 3 & 4 closed |
|
100MHz |
1.5x |
pins 3 & 4 closed |
|
100MHz |
2x |
Open |
|
CPU SPEED CONFIGURATION | |
|
Speed |
J15 |
|
1.5x |
Open |
|
2x |
Closed |
|
DMA CONFIGURATION | |
|
DMA |
J23 |
|
DMA 1 |
pins 3 & 4, 7 & 8 closed |
|
DMA 3 |
pins 1 & 2, 5 & 6 closed |