Black Box SW487A-R2 manual Signal

Page 43

6 x 4 ELECTRONIC SCSI SWITCH

Table 6-1 (continued). SCSI connector assignments for

single-ended (SE) 16-bit SCSI (wide).

Signal Name

Pin Number

Signal Name

Pin Number

GROUND

29

-REQ

63

GROUND

30

-I/O

64

GROUND

31

-DB8

65

 

 

 

 

GROUND

32

-DB9

66

 

 

 

 

GROUND

33

-DB10

67

GROUND

34

-DB11

68

 

 

 

 

Table 6-2. SCSI connector assignments for

 

differential 16-bit SCSI (wide).

 

 

 

 

Signal

Connector

Signal

Connector

Name

Pin Number

Name

Pin Number

+DB(12)

1

-DB(12)

35

 

 

 

 

+DB(13)

2

-DB(13)

36

 

 

 

 

+DB(14)

3

-DB(14)

37

 

 

 

 

+DB(15)

4

-DB(15)

38

 

 

 

 

+DB(P1)

5

-DB(P1)

39

 

 

 

 

GROUND

6

GROUND

40

 

 

 

 

+DB(0)

7

-DB(0)

41

 

 

 

 

+DB(1)

8

-DB(1)

42

 

 

 

 

+DB(2)

9

-DB(2)

43

 

 

 

 

+DB(3)

10

-DB(3)

44

 

 

 

 

+DB(4)

11

-DB(4)

45

 

 

 

 

+DB(5)

12

-DB(5)

46

 

 

 

 

+DB(6)

13

-DB(6)

47

 

 

 

 

+DB(7)

14

-DB(7)

48

 

 

 

 

+DB(P)

15

-DB(P)

49

 

 

 

 

DIFFSENS

16

GROUND

50

TERMPWR

17

TERMPWR

51

 

 

 

 

TERMPWR

18

TERMPWR

52

 

 

 

 

RESERVED

19

RESERVED

53

 

 

 

 

+ATN

20

-ATN

54

 

 

 

 

GROUND

21

GROUND

55

42

Image 43
Contents 4 Electronic Scsi Switch RADIO-FREQUENCY Interference Statements 4 Electronic Scsi Switch NOM Statement Trademarks Used in this Manual Contents 4 Electronic Scsi Switch Differential DE Scsi SW485A Only SpecificationsScsi Interface Single-Ended SE Scsi SW487A-R2 OnlyAgency Approvals Low-Voltage Differential LVD Scsi SW487A-R2 OnlySerial Interface LAN PortPhysical Features About the Scsi SwitchIntroduction Introduction Technical DescriptionGeneral Hardware Description Electronic Scsi Switch block diagram Typical switch installation What’s Included InstallationSwitch Placement Power Equipment OffRS-232 Serial Port Cabling Scsi Interface CablingEthernet LAN Port Cabling AC Power Switch Operator Controls and IndicatorsLCD Display, Keypad, and Indicators Indicators LCD Display Control Menus SET Serial Ports Display BUS Activity Scsi Switch Default Configuration Scsi Switch Port ConfigurationScsi Cable Interface Requirements Configuration and OperationInternal Terminator Selection Selecting External Terminator Power Selecting Internal Terminator PowerSerial-Port Pinout Signal Description DB9 Pin DB25 PinLAN/Serial-Port Commands Command Cmd Example Command String Response Expanded List of Commands 4 Electronic Scsi Switch Set Temperature Limit Graphical User Interface GUI Ascii Character Reference for Scsi Switch Box SelectionRackmount Installation Connecting Multiple Scsi SwitchesSample applications Typical ApplicationsNetwork Control of Scsi Switch Apconcfg Utility Apconcmd Utility Scsi Basics Scsi Technical InformationScsi Technical Information Scsi Installation TipsScsi Interface Signal Descriptions Signal Name Signal Signal Connector Name Name Pin Number HVD LVD Scsi Switch component placement Calling Black Box TroubleshootingShipping and Packaging Disclaimers and Notices Copyright 2002. Black Box Corporation. All rights reserved