SCSI Cables

Before purchasing a SCSI cable or setting up your SCSI daisy chain, be sure your SCSI cable(s) has the right combination of 50-pin and 25-pin connectors. The combination you need varies depending on the maker of your SCSI device and SCSI interface board.

SCSI ID and terminator

Each device has a SCSI ID number: the computer is usually number 7, and each of the other devices must have a different number between 0 and 6. Also, the first device and the last device in the chain (not including the computer) must have a terminator. No other device can have a terminator or if a terminator does exist, it must be turned off.

Setting the SCSI ID number

The scanner’s default SCSI ID number is 2.

SCSI

*

1

 

 

0

7

 

2

63

5 4

SCSI

ON

SW

*0 1 2

73

6 5 4

The SCSI ID rotary switch is located at the rear of the scanner.

If you add the scanner to a system in which one of your SCSI devices already has a SCSI ID of 2, change the ID number of the scanner to an unused number. See the table on the next page as a guide.

Setting Up the Scanner 1-7

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Epson GT-5500 manual Setting the Scsi ID number, Scsi Cables