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 |