STEP 486e 12 SLOT (EV-18113) REV. E Motherboard Settings and Configuration
EVEREX SYSTEMS, INC.
STEP 486e 12 SLOT (EV-18113) REV. E
Processor | 80486DX |
Processor Speed | 25/33MHz |
Chip Set | C & T |
Max. Onboard DRAM | None |
Cache | 256KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | External memory card |
NPU Options | 4167 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper/Switch | Position | |
| » | EISA setup enabled | J13 | Closed |
EISA setup bypassed | J13 | Open | |
| » | Password check enabled | J19 | Closed |
Password check disabled | J19 | Open | |
| » | CPU speed select 25MHz | J18 | Closed |
CPU speed select 33MHz | J18 | Open | |
| » | BIOS type select 27256 | JP1 | Closed |
| BIOS type select 27512 | JP1 | Open | |
SERIAL PORT CONFIGURATION | ||||||
Port 1 | Port 2 | J29/pins 1 & 2 | J29/pins 3 & 4 | J29/pins 5 & 6 | J29/pins 7 & 8 | |
| » | COM1 | COM2 | Closed | Open | Closed | Open |
COM1 | Disabled | Closed | Open | Open | Open | |
Disabled | COM2 | Open | Open | Closed | Open | |
COM3 | COM4 | Open | Closed | Open | Closed | |
COM3 | Disabled | Open | Closed | Open | Open | |
Disabled | COM4 | Open | Open | Open | Closed | |
SERIAL PORT 1 INTERRUPTS | |||||
Port 1 | J21/pins 1 & 2 | J21/pins 3 & 4 | J21/pins 5 & 6 | J21/pins 7 & 8 | |
| » | IRQ3 | Open | Open | Closed | Open |
IRQ4 | Open | Closed | Open | Open | |
IRQ5 | Closed | Open | Open | Open | |
IRQ9 | Open | Open | Open | Closed | |
SERIAL PORT 2 INTERRUPTS | |||||
Port 2 | J21/pins 9 & 10 | J21/pins 11 & 12 | J21/pins 13 & 14 | J21/pins 15 & 16 | |
IRQ3 | Open | Open | Closed | Open | |
| » | IRQ4 | Open | Closed | Open | Open |
IRQ5 | Closed | Open | Open | Open | |
IRQ9 | Open | Open | Open | Closed | |
PARALLEL PORT CONFIGURATION | |||
LPT | J29/pins 9 & 10 | J29/pins 11 & 12 | |
| » | 1 | Closed | Open |
2 | Open | Closed | |
Disabled | Open | Open | |
PARALLEL PORT INTERRUPTS | ||||
IRQ | J22/pins 1 & 2 | J22/pins 3 & 4 | J22/pins 5 & 6 | |
5 | Open | Closed | Open | |
| » | 7 | Closed | Open | Open |
9 | Open | Open | Closed | |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
4MB | (4) 256K x 9 | (4) 256K x 9 | (4) 256K x 9 | (4) 256K x 9 |
4MB | (4) 1M x 9 | NONE | NONE | NONE |
8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE |
10MB | (4) 1M x 9 | (4) 1M x 9 | (4) 256K x 9 | (4) 256K x 9 |
16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
16MB | (4) 4M x 9 | NONE | NONE | NONE |
32MB | (4) 4M x 9 | (4) 4M x 9 | NONE | NONE |
34MB | (4) 4M x 9 | (4) 4M x 9 | (4) 256K x 9 | (4) 256K x 9 |
40MB | (4) 4M x 9 | (4) 4M x 9 | (4) 1M x 9 | (4) 1M x 9 |
64MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
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