NCL 5525-50, NCL 5526-50 Hard Disk/Floppy Controller Settings and Configuration
NCL AMERICA
NCL 5525-50, NCL 5526-50
Data bus: 16-bit, ISA
Size: Half-length, full-height card
Hard drives supported: Two ST506/412 MFM drives
Floppy drives supported: NCL 5525-50:Two 360KB, 720KB, 1.2MB, or 1.44MB
NCL 5526-50:None
Maximum heads/cyl.: 16 heads and 2048 cylinders
CONNECTIONS | |
34-pin control cable connector-hard drive | CN1 |
20-pin data cable connector-drive 0 | CN2 |
20-pin data cable connector-drive 1 | CN3 |
34-pin data cable connector-floppy drive (NCL 5355 only) | CN4 |
4-pin connector-drive active LED | CN5 |
USER CONFIGURABLE SETTINGS | |||
Function | Location | Setting | |
| » | Hard drive port address is 1F0-1F7h | JP0 | open |
Hard drive port address is 170-177h | JP0 | closed | |
| » | Factory configured - do not alter | JP1 | open |
| » | LED always lit once unit is selected | JP2 | open |
LED is lit only during access | JP2 | closed | |
| » | Factory configured - do not alter | JP3 | open |
| » | Floppy drive port address is 3F0-3F7h | JP4 | closed |
Floppy drive port address is 370-377h | JP4 | open | |
| » | Factory configured - do not alter | JP5 | open |
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