NORTHGATE COMPUTER SYSTEMS, INC.
SLIMLINE 320
Processor | 80386DX |
Processor Speed | 20MHz |
Chip Set | C & T |
Max. Onboard DRAM | 8MB |
Cache | None |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | Floppy drive interface, IDE interface, parallel port, serial ports (2), VGA port |
NPU Options | 80387 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Reset switch | J2 | Floppy drive interface | J16 |
Turbo LED | J6 | IDE interface | J17 |
Power LED & keylock | J8 | VGA port | J21 |
Serial port 2 | J13 | IDE interface LED | J23 |
Serial port 1 | J14 | Riser card | R1 |
Parallel port | J15 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Factory configured - do not alter | J1 | Closed |
» | VGA onboard BIOS enabled | J3 | pins 2 & 3 closed |
VGA onboard BIOS disabled | J3 | pins 1 & 2 closed | |
» | VGA port enabled | J4 | Closed |
VGA port disabled | J4 | Open | |
» | CPU speed select switchable at turbo switch (boot-up fast) | J7 | Open |
CPU speed select slow | J7 | pins 2 & 3 closed | |
Monitor type select monochrome | J9 | pins 1 & 2 closed | |
Monitor type select color | J9 | pins 2 & 3 closed | |
» | Factory configured - do not alter | J10 | N/A |
» | Factory configured - do not alter | J18 | Closed |
» | Factory configured - do not alter | J19 | Closed |
» | Factory configured - do not alter | J20 | Closed |
» | Factory configured - do not alter | J24 | Open |
» | Factory configured - do not alter | SW1 pins 3 & 4 | N/A |
» | Factory configured - do not alter | SW1 pins 5 & 6 | N/A |
» | Factory configured - do not alter | SW1 pins 7 & 8 | N/A |
» | Serial port 1 enabled | SW3 pins 1 & 2 | Open |
Serial port 1 disabled | SW3 pins 1 & 2 | Closed | |
» | Serial port2 enabled | SW3 pins 3 & 4 | Open |
Serial port 2 disabled | SW3 pins 3 & 4 | Closed | |
» | Parallel port enabled | SW3 pins 5 & 6 | Open |
Parallel port disabled | SW3 pins 5 & 6 | Closed | |
» | Parallel port select LPT1 | SW3 pins 7 & 8 | Open |
Parallel port select LPT2 | SW3 pins 7 & 8 | Closed | |
» | Factory configured - do not alter | SW4 pins 1 & 2 | Closed |
» | Factory configured - do not alter | SW4 pins 3 & 4 | Closed |
» | Factory configured - do not alter | SW4 pins 5 & 6 | Closed |
» | Factory configured - do not alter | SW4 pins 7 & 8 | Closed |
» | Factory configured - do not alter | W1 | Open |
» | Floppy drive interface enabled | W5 pins 1 & 2 | Open |
Floppy drive interface disabled | W5 pins 1 & 2 | Closed | |
» | IDE interface enabled | W5 pins 3 & 4 | Open |
IDE interface disabled | W5 pins 3 & 4 | Closed | |
» | Floppy drive select 1-speed | W6 pins 1 & 2 | Open |
Floppy drive select 2-speed 1.2MB 5.25" | W6 pins 1 & 2 | Closed | |
» | Floppy drive write precomp select 125ns | W6 pins 3 & 4 | Open |
Floppy drive write precomp select 187ns | W6 pins 3 & 4 | Closed | |
» | Factory configured - do not alter | W8 | Open |
Note:The location of W1 is unidentifed. |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
1MB | (4) 256K x 9 | NONE |
2MB | (4) 256K x 9 | (4) 256K x 9 |
4MB | (4) 1M x 9 | NONE |
8MB | (4) 1M x 9 | (4) 1M x 9 |
DRAM JUMPER CONFIGURATION | ||||
Size | J11 | J12 | SW1 | SW2 |
1MB | 2 & 3 | 2 & 3 | Open | Open |
2MB | 2 & 3 | 2 & 3 | Open | 1 & 2 |
4MB | 1 & 2 | 1 & 2 | 1 & 2 | 5 & 6, 7 & 8 |
8MB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2, 5 & 6, 7 & 8 |
Note:Pins designated should be in the closed position. |