Compaq W4000 User Manual
Page 215
Appendix G Compaq/Adaptec 29160N SCSI Host Adapter
G.5.3 INTERNAL 68-PIN ULTRA160 SCSI CONNECTOR
The card provides one internal 68-pin Ultra160 SCSI connector. This connection is designed for a
68-conductor unshielded Twist ‘N Flat cable as specified in the T-10 SPI-2 standard.
Pin 1
Pin 68
Pin 34
Pin 35
Figure G–5. Ultra 160 SCSI Connector (68-pin header type)
Table G–5. Ultra160 SCSI Connector Pinout
Table G-5.
Ultra160 SCSI Connector Pinout
Pin Signal
Function
Pin Signal
Function
1
GND
Ground
35
DB12
Data Bit 12
2
GND
Ground
36
DB13
Data Bit 13
3
GND
Ground
37
DB14
Data Bit 14
4
GND
Ground
38
DB15
Data Bit 15
5
GND
Ground
39
DBP-
Data Bus Parity
6
GND
Ground
40
DB0-
Data Bit 0
7
GND
Ground
41
DB1-
Data Bit 1
8
GND
Ground
42
DB2-
Data Bit 2
9
GND
Ground
43
DB3-
Data Bit 3
10
GND
Ground
44
DB4-
Data Bit 4
11
GND
Ground
45
DB5-
Data Bit 5
12
GND
Ground
46
DB6-
Data Bit 6
13
GND
Ground
47
DB7-
Data Bit 7
14
GND
Ground
48
DBP-
Data Bus Parity
15 GND
Ground
49 GND
Ground
16 GND
Ground
50 GND
Ground
17 TERMPWR
Termination
Power
51 TERMPWR
Termination
Power
18 TERMPWR
Termination
Power
52 TERMPWR
Termination
Power
19 GND
Ground
53
Int_Out-
Interrupt
Out
20 GND
Ground
54
SBRST-
Burst
21 GND
Ground
55 ATN-
Attention
22 GND
Ground
56 GND
Ground
23 GND
Ground
57 BSY-
Busy
24 GND
Ground
58 ACK-
Acknowledge
25 GND
Ground
59
RESET-
Reset
26 GND
Ground
60 MSG-
Message
Activity
27 GND
Ground
61 SEL-
Select
28
GND
Ground
62
C-/D
Control/Data Transfer Indicator
29 GND
Ground
63 REQ-
Request
30 GND
Ground
64 I-/O
Input/Output
Indicator
31
GND
Ground
65
DB8-
Data Bit 8
32
GND
Ground
66
DB9-
Data Bit 9
33
GND
Ground
67
DB10-
Data Bit 10
34
GND
Ground
68
DB11-
Data Bit 11
Compaq Personal Computers
Original - December 2000
G-6