Contents

CHAPTER 1

OVERVIEW ..................................................................................

1-1

 

Scanner Types ..............................................................................

1-1

 

Features .......................................................................................

1-4

 

Configuration ...............................................................................

1-5

 

Configuration of the scanner ..................................................

1-5

 

Arrangement of units .............................................................

1-6

 

Operation Overview .....................................................................

1-7

 

Operation of the mechanism unit ..........................................

1-7

 

Operation of the control unit .................................................

1-8

 

Resolution..............................................................................

1-9

CHAPTER 2

SPECIFICATIONS ........................................................................

2-1

 

General .........................................................................................

2-1

 

Electrical Specifications ................................................................

2-2

 

Environmental Specifications .......................................................

2-2

 

Physical specifications ...................................................................

2-3

 

Option specifications ....................................................................

2-6

CHAPTER 3

INTERFACE .................................................................................

3-1

 

Physical Specifications ..................................................................

3-3

 

SCSI Bus (See ANSI SCSI-2 4.5)...........................................

3-7

 

SCSI Bus Signals (See ANSI SCSI-2 4.6) ...............................

3-8

 

Signal Values..........................................................................

3-9

 

Signal Source .........................................................................

3-9

 

SCSI Bus Timing .................................................................

3-11

 

Arbitration Delay ..........................................................

3-12

 

Assertion period.............................................................

3-12

 

Bus Clear Delay .............................................................

3-12

 

Bus Free Delay ..............................................................

3-12

 

Bus Set Delay ................................................................

3-12

 

Bus Settle Delay ............................................................

3-13

 

Cable Skew Delay ..........................................................

3-13

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