Xerox 1200 User Manual page 174

Scanner is in the middle of the SCSI chain
The scanner is in the middle of a SCSI chain.
The scanner is between two other external SCSI devices.
All Macintosh computers except Macintosh IIfx and PowerBook
Macintosh
SCSI 1
Scanner
device
SCSI system cable SCSI peripheral cable
Macintosh IIfx only
Macintosh IIfx
SCSI 1
device
SCSI system cable SCSI peripheral cable
Macintosh PowerBook only
Macintosh
PowerBook
Terminator
SCSI system cable
166
Appendix C
SCSI 2
device
Terminator
SCSI system cable
SCSI 2
Scanner
device
IIfx terminator
SCSI system cable
SCSI 1 SCSI 2
Scanner
device
device
SCSI peripheral cable
Scanner Termination
m A SCSI terminator is needed on last device
m Set scanner SCSI ID to number 2,
m You can change the scanner ID number
Scanner Termination
m Use special Apple Macintosh IIfx SCSI
m Set scanner SCSI ID to number 2,
m You can change the scanner ID number
Scanner Termination
m Terminator needed at start and end of
m Set scanner SCSI ID to number 2,
Terminator
m You can change the scanner ID number
SCSI system cable
in chain.
termination off.
if you need to, but set termination off.
terminator on last device in chain.
termination off.
if you need to, but leave termination off.
SCSI chain.
termination off.
if you need to, but leave termination off.