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IDE hard disk drive jumper settings
Model number
Slave drive
Single drive
C/D jumpered
C/D jumpered
C/D jumpered
C/D jumpered
C/D jumpered
C/D jumpered
C/D jumpered
DS jumpered
DS jumpered *
No jumpers
No jumpers
No jumpers
Masterdrive
C/D jumpered
C/D, DSP jumpered
C/D jumpered
C/D jumpered
C/D jumpered
C/D jumpered
C/D jumpered
DS, jumpered or
DS jumpered
SP and DS jumpered
MA jumpered
MA jumpered
MA jumpered
ConnerCP30084E
No jumpers
ConnerCP30104H
No jumpers
ConnerCP30174E
No jumpers
ConnerCP30254
No jumpers
ConnerCP30344
No jumpers
ConnerCFS420A
No jumpers
Conner CFA540A
No jumpers
Quantum ELS170AT
No jumpers
Quantum LPS240AT
No jumpers*
Western Digital AC1170
SL jumpered
Western Digital AC2250
SL jumpered
Western Digital
AC2340
SL jumpered
*
CS(cable selection) can also be jumpered for any configuration. When
CS issued, the drive is a master if pin 28 is grounded or a slave if pin 28 is
not grounded.
DMA Assignments
Level Assigned device
DMA0 Reserved (8-bit)
DMA1 Reserved (8-bit)
DMA2 FDD controIler (8-bit)
DMA3 Reserved (8-bit)
DMA4 Cascade for DMA2
DMA5 Reserved (16-bit)
DMA6 Reserved (16-bit)
DMA7 Reserved (16-bit)
Specifications A-11