WD Enterprise WDE2170/WDE4360 SCSI Connectors
4079-001045 Rev. B
RELEASED 04-08-97
3
Table 6-5. 68-pin SCSI Connector Pin Assignments
SINGLE-ENDED SCSI CONNECTOR
DIFFERENTIAL SCSI CONNECTOR
(OPTIONAL)
Signal Name
Pin
Number Signal Name Signal Name
Pin
Number Signal Name
GROUND 1 35 -DB12 +DB12 1 35 -DB12
GROUND 2 36 -DB13 +DB13 2 36 -DB13
GROUND 3 37 -DB14 +DB14 3 37 -DB14
GROUND 4 38 -DB15 +DB15 4 38 -DB15
GROUND 5 39 -DBP1 +DBP1 5 39 -DBP1
GROUND 6 40 -DB0 GROUND 6 40 GROUND
GROUND 7 41 -DB1 +DB0 7 41 -DB0
GROUND 8 42 -DB2 +DB1 8 42 -DB1
GROUND 9 43 -DB3 +DB2 9 43 -DB2
GROUND 10 44 -DB4 +DB3 10 44 -DB3
GROUND 11 45 -DB5 +DB4 11 45 -DB4
GROUND 12 46 -DB6 +DB5 12 46 -DB5
GROUND 13 47 -DB7 +DB6 13 47 -DB6
GROUND 14 48 -DBP0 +DB7 14 48 -DB7
GROUND 15 49 GROUND +DBP0 15 49 -DBP0
GROUND 16 50 GROUND DIFFSENS 16 50 GROUND
TERMPWR 17 51 TERMPWR TERMPWR 17 51 TERMPWR
TERMPWR 18 52 TERMPWR TERMPWR 18 52 TERMPWR
open 19 53 open open 19 53 open
GROUND 20 54 GROUND +ATN 20 54 -ATN
GROUND 21 55 -ATN GROUND 21 55 GROUND
GROUND 22 56 GROUND +BSY 22 56 -BSY
GROUND 23 57 -BSY +ACK 23 57 -ACK
GROUND 24 58 -ACK +RST 24 58 -RST
GROUND 25 59 -RST +MSG 25 59 -MSG
GROUND 26 60 -MSG +SEL 26 60 -SEL
GROUND 27 61 -SEL +C/D 27 61 -C/D
GROUND 28 62 -C/D +REQ 28 62 -REQ
GROUND 29 63 -REQ +I/O 29 63 -I/O
GROUND 30 64 -I/O GROUND 30 64 GROUND
GROUND 31 65 -DB8 +DB8 31 65 -DB8
GROUND 32 66 -DB9 +DB9 32 66 -DB9
GROUND 33 67 -DB10 +DB10 33 67 -DB10
GROUND 34 68 -DB11 +DB11 34 68 -DB11
