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 |