74 Barracuda 18XL Product Manual, Rev. A
Table 13c: “LC” SE models, 80 pin I/O connector pin assignments (nonshielded connector)
[11]
Notes [ ]
: See page following Table 13f.
Signal
name [1]
Connector
contact
number [3]
Signal
number [3]
Contact
name[1]
12 V CHARGE 1 41 12 V GND
12 V 2 42 12 V GND
12 V 3 43 12 V GND
12 V 4 44 MATED 1
NC [10] 5 45 NC [10]
NC [10] 6 46 DIFFSNS [8]
–DB11 7 47 Signal Return
–DB10 8 48 Signal Return
–DB9 9 49 Signal Return
–DB8 10 50 Signal Return
–I/O 11 51 Signal Return
–REQ 12 52 Signal Return
–C/D 13 53 Signal Return
–SEL 14 54 Signal Return
–MSG 15 55 Signal Return
–RST 16 56 Signal Return
–ACK 17 57 Signal Return
–BSY 18 58 Signal Return
–ATN 19 59 Signal Return
–DBP 20 60 Signal Return
–DB7 21 61 Signal Return
–DB6 22 62 Signal Return
–DB5 23 63 Signal Return
–DB4 24 64 Signal Return
–DB3 25 65 Signal Return
–DB2 26 66 Signal Return
–DB1 27 67 Signal Return
–DB0 28 68 Signal Return
–DP1 29 69 Signal Return
–DB15 30 70 Signal Return
–DB14 31 71 Signal Return
–DB13 32 72 Signal Return
–DB12 33 73 Signal Return
+5 V3474MATED 2
+5 V35755 V GND
+5 V36765 V GND
NC [10] 37 77 ACTIVE LED OUT [4] [9]
RMT-START [5] [9] 38 78 DLYD-START [6] [9]
SCSI ID (0) [7] [9] 39 79 SCSI ID (1) [7] [9]
SCSI ID (2) [7] [9] 40 80 SCSI ID (3) [7] [9]
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