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BT-757C, BT-757CD

Data bus: 32-bit EISA
Size: Three-quarter length, full-height card
Hard drive supported: Up to fifteen SCSI devices
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS
Function Location
4-pin connector-drive active LED J1
34-pin connector-floppy drive interface J2
50-pin connector-SCSI interface (internal) J3
68-pin connector-SCSI interface (internal) J4
68-pin connector-SCSI interface (external) J5

 
USER CONFIGURABLE SETTINGS
Function Jumper Setting
Floppy drive interface enabled W1 closed
     Floppy drive interface disabled W1 open
Note: The location of W1 is different in the C and CD models. For the C model, W1 is located between the floppy drive interface and the drive active LED connector.

 
TERMINATION POWER CONFIGURATION
Setting Terminators Installed
Data bits 0-7 terminated RP1, RP2, RP3, RP4, RP6, RP7, RP8, RP9
Data bits 8-15 terminated RP12, RP13, RP14, RP15
All signals terminated All installed
Note: These settings apply only to the BT-757CD.

 
MISCELLANEOUS TECHNICAL NOTES
The BT-757C and BT-757CD differ in that the C model incorporates a single-ended interface and software controlled active termination, while the CD model utilizes a differential interface and standard (i.e. differential) termination.

 

BT-946C

Data bus: 32-bit, PCI-bus
Size: Full-length, full-height card
Hard drive supported: Up to seven SCSI devices
Floppy drives supported: None

Function Location
  J1
50-pin connector - Internal SCSI interface  
4-pin connector - Drive activity LED J3

 
BIOS ADDRESS CONFIGURATION
BIOS Address JP4 JP5
DC00 closed closed
     C800 closed open
     D800 open closed
  System BIOS open open

 
MISCELLANEOUS TECHNICAL NOTE
Note: The BT-946C can be installed in a master slot only, not a slave slot.

 

BT-956C

Data bus: 32-bit PCI
Size: Half-length, full-height card
Hard drive supported: Up to fifteen SCSI devices
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives

CONNECTIONS
Function Location
68-pin connector-SCSI interface (internal) J1
50-pin connector-SCSI interface (internal) J2
4-pin connector-drive active LED J3
68-pin connector-SCSI interface (external) J4

 
BASE MEMORY ADDRESS SELECTION
Address JP1 JP2
System BIOS open open
     C800h closed open
     D800h open closed
     DC00h closed closed

 
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