UNIDENTIFIED
VESA IDE CARD
Data bus: | 32-bit VL-bus |
Size: | Three-quarter length, half-height card |
Hard drive supported: | Two IDE(AT) drives |
Floppy drives supported: | Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
CONNECTIONS | |
Function | Location |
40-pin primary IDE(AT) connector | CN1 |
34-pin cable connector - floppy drive | CN2 |
16-pin game port | CN3 |
10-pin serial port 2 - internal | CN4 |
9-pin serial port 1 - external, 10-pin serial port 1 internal | CN5 |
25-pin parallel port - external | CN6 |
2-pin connector - drive active LED | JP1 |
USER CONFIGURABLE SETTINGS | |||
Function | Location | Setting | |
» | Support 2 Floppy Disks | JP4 | pins 1 & 2 closed |
Reserved for factory use - do not alter | JP4 | pins 2 & 3 closed | |
» | Floppy drive interface enabled | JP5 | pins 1 & 2 closed |
Floppy drive interface disabled | JP5 | pins 2 & 3 closed | |
» | ROM type is 2764 | JP11 | pins 1 & 2 closed |
ROM type is 27128 | JP11 | pins 2 & 3 closed | |
» | Parallel port IRQ 7 select | JP14 | pins 2 & 3 closed |
Parallel port IRQ 5 select | JP14 | pins 1 & 2 closed |
USER CONFIGURABLE SETTINGS | |||
Function | Location | Setting | |
» | Serial Port 1 IRQ 4 select | JP15 | pins 3 & 4 closed |
Serial Port 1 IRQ 3 select | JP15 | pins 1 & 2 closed | |
Serial Port 1 IRQ 5 select | JP15 | pins 5 & 6 closed | |
» | Serial Port 2 IRQ 3 select | JP16 | pins 1 & 2 closed |
Serial Port 2 IRQ 4 select | JP16 | pins 3 & 4 closed | |
Serial Port 2 IRQ 5 select | JP16 | pins 5 & 6 closed | |
Note: JP18 is unidentified. Location of pin I in all jumper blocks is unidentified. |
SERIAL PORTS CONFIGURATION | |||||
COM1 | COM2 | JP6 | JP7 | JP8 | |
» | Enable | Enable | pins 1 & 2 closed | pins 1 & 2 closed | pins 1 & 2 closed |
Enable | Disable | pins 1 & 2 closed | pins 2 & 3 closed | pins 1 & 2 closed | |
COM2 | COM1 | pins 2 & 3 closed | pins 1 & 2 closed | pins 1 & 2 closed | |
Disable | COM1 | pins 2 & 3 closed | pins 1 & 2 closed | pins 2 & 3 closed | |
Disable | COM2 | pins 1 & 2 closed | pins 1 & 2 closed | pins 2 & 3 closed | |
COM2 | Disable | pins 2 & 3 closed | pins 2 & 3 closed | pins 1 & 2 closed | |
Disable | Disable | N/A | pins 2 & 3 closed | pins 2 & 3 closed |
SERIAL PORT ADDRESS SELECTION | ||||
COM1 | COM2 | JP12 | JP13 | |
» | COM1(3F8h) | COM2(3E8h) | pins 1 & 2 closed | pins 2 & 3 closed |
COM1(3F8h) | COM4(2E8h) | pins 1 & 2 closed | pins 2 & 3 closed | |
COM3(2F8h) | COM4(2E8h) | pins 2 & 3 closed | pins 2 & 3 closed | |
COM2(3E8h) | COM3(2F8h) | pins 2 & 3 closed | pins 1 & 2 closed |
PARALLEL PORT ADDRESS SELECTION | |||
LPT | JP9 | JP10 | |
LPT1 | pins 2 & 3 closed | pins 1 & 2 closed | |
» | LPT2 | pins 1 & 2 closed | pins 1 & 2 closed |
LPT3 | pins 1 & 2 closed | pins 2 & 3 closed | |
Disabled | pins 2 & 3 closed | pins 2 & 3 closed |
HARD DRIVE SPEED CONFIGURATION | |||
Speed | JP2 | JP3 | |
» | Standard 0(600 ns) | pins 2 & 3 closed | pins 2 & 3 closed |
1(380 ns) | pins 1 & 2 closed | pins 2 & 3 closed | |
2(200 ns) | pins 1 & 2 closed | pins 1 & 2 closed |