Specifications

Connectors Accessible to the User
007-4276-001 97
External Adaptec Ultra 160/m SCSI
As an option, the server system can support a shielded external SCSI connection. This
connection is on Channel B of the Adaptec AIC-7899 SCSI Ultra 160 controller. Table A-10
shows the cable pinout assignments for the external Adaptec Ultra 160/m SCSI.
33 -DB(12) (S) 73 +DB(12) (S)
34 5 V (S) 74 Mated 2 (S)
35 5 V (S) 75 5 V ground (L)
36 5 V charge (L) 76 5 V ground (L)
37 Spindle sync (L) 77 Active LED out (L)
38 MTRON (L) 78 DLYD_START (L)
39 SCSI ID (0) (L) 79 SCSI ID (1) (L)
40 SCSI ID (2) (L) 80 SCSI ID (3) (L)
Table A-10 External Adaptec Ultra 160/m SCSI
Pin Signal Name Pin Signal Name
1 DP(12) 35 DM(12)
2 DP(13) 36 DM(13)
3 DP(14) 37 DM(14)
4 DP(15) 38 DM(15)
5DAPHP 39DAPHM
6DP(0) 40DM(0)
7DP(1) 41DM(1)
8DP(2) 42DM(2)
9DP(3) 43DM(3)
Table A-9 (continued) Internal SCA-2 HDD Connector
Pin Signal Name Type Pin Signal Name Type