NORTHGATE COMPUTER SYSTEMS, INC.
MB108
| |
Data bus: |
16-bit, ISA |
Size: |
Half-length, full-height card |
Hard drive supported: |
Two IDE (AT) Interface drives |
Floppy drives supported: |
Two 360KB, 720KB, 1.2MB, or 1.44MB drives |
CONNECTIONS | |
Function |
Location |
34-pin control cable connector - (reserved for future use) |
J1 |
34-pin control cable connector - floppy drive |
J2 |
4-pin connector - Drive active LED |
J3 |
40-pin IDE(AT) Interface connector |
J6 |
USER CONFIGURABLE SETTINGS | |||
Function |
Location |
Setting | |
» |
Hard drive Interrupt Request IRQ14 enabled |
W21 |
closed |
Hard drive Interrupt Request IRQ14 disabled |
W21 |
open |
HARD DRIVE PORT ADDRESS | |||
Function |
SW1/jumper 1 |
SW1/jumper 2 | |
» |
Hard drive port address is 1F0-1F7h |
closed |
open |
Hard drive port address is 170-177h |
open |
closed |
FLOPPY DRIVE PORT ADDRESS | |||
Function |
SW1/jumper 1 |
SW1/jumper 2 | |
» |
Floppy drive port address is 3F0-3F7h |
closed |
open |
Floppy drive port address is 370-377h |
open |
closed |
MISCELLANEOUS TECHNICAL NOTES |
Jumpers J4 (Drive-type 300Kb/sec) is factory configured to pins 2 & 3 closed - do not alter J5 (Pump/Precomp) is factory configured to pins 1 & 2 closed - do not alter. |