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Appendix K Compaq PCI 10/100 Ethernet Adapter
Compaq Personal Computers
Original - December 2000
L-4
L.5 SCSI CONNECTORS
This SCSI card provides two internal header-type connectors (one 50-pin, one 68-pin) and one
external D-type connector (50-pin).
L.5.1 EXTERNAL 50-PIN ULTRA SCSI CONNECTOR
The card provides one external 50-pin D-type Ultra SCSI connector. External cabling should meet
T-10 SPI-2 standards (50-conductor, round shielded).
Figure L–3. External Ultra SCSI Connector (50-pin)
Table L–3. External 50-Pin Ultra SCSI Connector Pinout
Table L-3.
External Ultra SCSI Connector Pinout
Pin Signal Function Pin Signal Function
1 GND Ground 26 DB0- Data Bit 0
2 GND Ground 27 DB1- Data Bit 1
3 GND Ground 28 DB2- Data Bit 2
4 GND Ground 29 DB3- Data Bit 3
5 GND Ground 30 DB4- Data Bit 4
6 GND Ground 31 DB5- Data Bit 5
7 GND Ground 32 DB6- Data Bit 6
8 GND Ground 33 DB7- Data Bit 7
9 GND Ground 34 DBP Data Bus Pulse
10 GND Ground 35 GND Ground
11 GND Ground 36 GND Ground
12 GND Ground 37 GND Ground
13 RSVD Reserved 38 TERMPWR Termination Power
14 GND Ground 39 GND Ground
15 GND Ground 40 GND Ground
16 GND Ground 41 ATN- Attention
17 GND Ground 42 GND Ground
18 GND Ground 43 BSY- Busy
19 GND Ground 44 ACK- Acknowledge
20 GND Ground 45 SBRST- Burst
21 GND Ground 46 MSG- Message Activity
22 GND Ground 47 SEL- Select
23 GND Ground 48 C-/D Control/Data Transfer Indicator
24 GND Ground 49 REQ- Request
25 GND Ground 50 I-/O Input/Output Indicator
Pin 1