CMD TECHNOLOGY, INC.

CDI-4240

Card Type

SCSI RAID controller

Chip Set

Unidentified

Cache

128MB DRAM

I/O Options

SCSI connectors (6), 50-pin connectors (2), SC/SD connectors (2),

serial port

Hard Drives supported

Up to 21 SCSI-2 Fast devices

Interface

DSSI, SCSI-2 Fast

Data Bus

External

Dimensions

144 x 203

CONNECTIONS

Function

Location

Function

Location

50-pin connector 1

CN1

SCSI port 0

J8

50-pin connector 2

CN2

DSSI port 0

J9

DC power

J1

SCSI port 1

J10

Front panel button connector

J4

DSSI port 1

J11

Front panel LCD connector

J5

SCSI port 2

J12

Serial port

J6

SCSI port 3

J13


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Factory configured - do not alter

W1

Unidentified

»

Factory configured - do not alter

W2

Unidentified

»

Manual reset disabled

W3

Open

 

Manual reset enabled

W3

Closed

»

On-board DSSI port 0 termination disabled

W4

Closed

 

On-board DSSI port 0 termination enabled

W4

Open

»

DSSI port 0 enabled (J9)

W5/Pins 7 & 8

Closed

 

SCSI port 0 enabled (J8)

W5/Pins 7 & 8

Open

»

On-board DSSI port 1 termination disabled

W8

Closed

 

On-board DSSI port 1 termination enabled

W8

Open

»

DSSI port 1 enabled (J11)

W9/Pins 7 & 8

Closed

 

SCSI port 1 enabled (J10)

W9/Pins 7 & 8

Open


PORT 0 ID

Setting

W5/Pins 1 & 2

W5/Pins 3 & 4

W5/Pins 5 & 6

 

0

Open

Open

Open

 

1

Closed

Open

Open

 

2

Open

Closed

Open

 

3

Closed

Closed

Open

 

4

Open

Open

Closed

 

5

Closed

Open

Closed

 

6

Open

Closed

Closed

»

7

Closed

Closed

Closed

Note: Depending on the configuration of W5/4, Port 0 will either be a DSSI node ID or a SCSI ID


PORT 1 ID

Setting

W9/Pins 1 & 2

W9/Pins 3 & 4

W9/Pins 5 & 6

 

0

Open

Open

Open

 

1

Closed

Open

Open

 

2

Open

Closed

Open

 

3

Closed

Closed

Open

 

4

Open

Open

Closed

 

5

Closed

Open

Closed

 

6

Open

Closed

Closed

»

7

Closed

Closed

Closed

Note: Depending on the configuration of W9/4, Port 0 will either be a DSSI node ID or a SCSI ID


PORT 2 SCSI ID

Setting

W12/Pins 1 & 2

W12/Pins 3 & 4

W12/Pins 5 & 6

 

0

Open

Open

Open

 

1

Closed

Open

Open

 

2

Open

Closed

Open

 

3

Closed

Closed

Open

 

4

Open

Open

Closed

 

5

Closed

Open

Closed

 

6

Open

Closed

Closed

»

7

Closed

Closed

Closed


PORT 3 SCSI ID

Setting

W14/Pins 1 & 2

W14/Pins 3 & 4

W14/Pins 5 & 6

 

0

Open

Open

Open

 

1

Closed

Open

Open

 

2

Open

Closed

Open

 

3

Closed

Closed

Open

 

4

Open

Open

Closed

 

5

Closed

Open

Closed

 

6

Open

Closed

Closed

»

7

Closed

Closed

Closed


PORT 0 DSSI TERMINATION POWER SELECTION

Setting

W6

W7

»

TERMPWR supplied by DSSI interface to drive

Pins 2 & 3 closed

Closed

 

TERMPWR supplied by drive

Open

Open

»

TERMPWR supplied by SCSI interface to drive

Pins 1 & 2 closed

Closed

 

TERMPWR supplied by drive

Open

N/A


PORT 1 DSSI TERMINATION POWER SELECTION

Setting

W10

W11

»

TERMPWR supplied by DSSI interface to drive

Pins 2 & 3 closed

Closed

 

TERMPWR supplied by drive

Open

Open

»

TERMPWR supplied by DSSI interface to drive

Pins 1 & 2 closed

Closed

 

TERMPWR supplied by drive

Open

N/A


PORT 2 SCSI TERMINATION POWER SELECTION

Setting

W13

»

TERMPWR supplied by SCSI interface to drive

Closed

 

TERMPWR supplied by drive

Open


PORT 2 SCSI TERMINATION POWER SELECTION

Setting

W15

»

TERMPWR supplied by SCSI interface to drive

Closed

 

TERMPWR supplied by drive

Open