ARCO COMPUTER PRODUCTS
ACD-ROM
Data Bus |
32-bit VESA Local Bus |
Card Size |
Three-quarter length, half-height card |
Hard Drives supported |
Four IDE (AT) drives |
Floppy drives supported |
None |
RAID levels supported |
Two 360KB, 720KB, 1.2MB, 1.44MB or 2.88MB drives |
CONNECTIONS | |||
Function |
Location |
Function |
Location |
40-pin primary IDE(AT) connector |
J1 |
25-pin parallel port - external |
P2 |
40-pin secondary IDE(AT) connector |
J2 |
34-pin cable connector - floppy drive |
P3 |
2-pin connector - primary drive active LED |
LED1 |
9-pin serial port 1 - external |
P4 |
2-pin connector - mirror drive active LED |
LED2 |
10-pin serial port 1 - internal |
P5 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
IDE(AT) interface enabled |
JP1/pins 5 & 6 |
Open |
IDE(AT) interface disabled |
JP1/pins 5 & 6 |
Closed | |
» |
IDE(AT) IRQ 14 select |
JP2 |
Pins 1 & 2 closed |
IDE(AT) IRQ 15 select |
JP2 |
Pins 3 & 4 closed | |
» |
Parallel port IRQ 7 select |
JP5 |
Pins 1 & 2 closed |
Parallel port IRQ 5 select |
JP5 |
Pins 3 & 4 closed | |
» |
Factory configured - do not alter |
JP10 |
Reserved |
IRQ AND SERIAL PORT ADDRESS SELECTION | |||
Port |
IRQ |
JP6/pins 1 & 2 |
JP6/pins 3 & 4 |
COM1 (3F8h) |
4 |
Closed |
Open |
COM2 (2F8h) |
3 |
Open |
Closed |
BIOS SEGMENT ADDRESS CONFIGURATION | |||||
Segment Address |
JP3/1 |
JP3/2 |
JP3/3 |
JP3/4 | |
» |
C800h-CBFFh |
Closed |
Open |
Closed |
Closed |
CC00h-CEFFh |
Closed |
Open |
Open |
Closed | |
D000h-D3FFh |
Open |
Closed |
Closed |
Closed | |
D400h-D7EEh |
Open |
Closed |
Open |
Closed | |
D800h-DBFFh |
Open |
Open |
Closed |
Closed | |
DC00h-DEFFh |
Open |
Open |
Open |
Closed | |
Disabled |
Open |
Open |
Open |
Open |
INTERNAL REGISTER SELECTION | ||
Setting |
JP1/pins 1 & 2 |
JP1/pins 3 & 4 |
Appian Chip AD4, AD8, ADC use internal register |
Closed |
Open |
Appian Chip Dr, B8, BC use internal register |
Open |
Open |
DMA CHANNEL SELECTION | ||
Channel |
JP4 | |
1 |
Pins 2 & 4, 3 & 5 closed | |
3 |
Pins 1 & 3, 4 & 6 closed | |
» |
None |
Open |