Adaptec AHA-1520A Network Card User Manual


 
2-4
AHA-1510A/20A Series User’s Guide
AHA-1510A/20A Series User’s Guide
Stock Number: 510400-00, Rev. C Page: 2-4
Print Spec Number: 491842-00
Current Date: 11/18/94 ECN Date: 11/29/94
Jumper Block J5
Pin Pair Description
DT Set data transfer mode
DMA enabled = jumper
PIO (programmed I/O) = no jumper
DMA transfer mode is not supported under
DOS or Windows. It is supported under
OS/2 on EISA-bus computers.
BT Enable/disable boot from host adapter BIOS
Boot from host adapter BIOS = jumper
Do not boot from host adapter = no jumper
M0 No jumper
M1 Enable/disable Fast SCSI
Fast SCSI on = jumper
Fast SCSI off = no jumper
SN Enable/disable synchronous negotiation
Synchronous negotiation on= jumper
Synchronous negotiation off = no jumper
DN Enable/disable SCSI target disconnect
Permit Disconnects = jumper
Do not permit Disconnect = no jumper
R- Enable/disable SCSI Floppy/Floptical support
SCSI Floppy/Floptical on = jumper
Floppy/Floptical off = no jumper
R- Enable/disable greater than 1 GB translation
> 1 GByte Translation on = jumper
> 1 GByte Translation off = no jumper
Default setting
DT BT M0 M1SN DN R- R-
Default Setting