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Articles / TULARC / PC info / Hard Disk/Floppy Controller / C-D / |  |
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PM2012B/90 Hard Disk/Floppy Controller Settings and Configuration |
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DISTRIBUTED PROCESSING TECHNOLOGY
PM2012B/90
Data bus: 32-bit, EISA
Size: Full-length, full-height card
Hard drives supported: Up to seven SCSI devices
Floppy drives supported: None
Sector interleave: 1:1
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CONNECTIONS | |
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Function |
Location |
|
Memory module connector |
CN1 |
|
Memory module connector |
CN2 |
|
Cache module connector |
CN3 |
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Cache module connector |
CN4 |
|
Disk mirroring module connector |
CN5 |
|
4-pin connector-drive active LED |
CN6 |
|
Disk mirroring module connector |
CN7 |
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50-pin SCSI connector-internal |
CN10 |
|
50-pin SCSI connector-external |
CN11 |
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USER CONFIGURABLE SETTINGS | |||
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Function |
Location |
Setting | |
| » |
BIOS disabled |
JP7 |
open |
|
BIOS enabled |
JP7 |
closed | |
| » |
BIOS address C800h |
JP19 |
open |
|
BIOS address D800h |
JP19 |
closed | |
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LED INFORMATION | |
|
Function |
Location |
|
Busy |
LED1 |
|
Computer bus transfer to controller |
LED2 |
|
Computer bus transfer from controller |
LED3 |
|
Cache hit |
LED4 |
|
Disk read-ahead active |
LED5 |
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Disk read |
LED6 |
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Disk write |
LED7 |
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Controller reset |
LED8 |
|
Controller interrupt pending to computer |
LED9 |
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DRQ asserted to computer |
LED10 |
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MISCELLANEOUS TECHNICAL NOTES |
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There are only two user configurable jumpers on the PM2012B/90 (BIOS address and enable), all other configurations are done through the software supplied with the controller. |
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