Hardware pinouts information and cables schemes

SCSI Internal (2.5 inch) pinout

hard drive connector

bookmark this page
40 pin IDC male connector layout
40 pin IDC male connector
at the controller & peripherals (0.75

Pin Name Dir Description
1+5V---+5 VDC
1+5V---+5 VDC
1RET---Return (Ground?)
1RET---Return (Ground?)
1GND<->Ground
2DB0<->Data Bus 0
1GND<->Ground
4DB1<->Data Bus 1
1GND<->Ground
6DB2<->Data Bus 2
1GND<->Ground
8DB3<->Data Bus 3
1GND<->Ground
10DB4<->Data Bus 4
1GND<->Ground
12DB5<->Data Bus 5
1GND<->Ground
14DB6<->Data Bus 6
1GND<->Ground
16DB7<->Data Bus 7
1GND<->Ground
18PARITY<->Data Parity (odd Parity)
24GND---Ground
26TMPWR<->Termination Power
32/ATN<--Attention
36/BSY<->Busy
24GND---Ground
38/ACK<--Acknowledge
40/RST<->Reset
42/MSG-->Message
24GND---Ground
44/SEL<->Select
50/I/O-->Input/Output
46/C/D-->Control/Data
24GND---Ground
48/REQ-->Request
1RET---Return (Ground?)
1RET---Return (Ground?)
1+5V---+5 VDC
1+5V---+5 VDC
Note: Direction is Device relative Bus (other Devices). Connector is: AMP 6-176135.

Want to add or correct something here? Edit this page!
40 pin IDC female connector layout
40 pin IDC female connector
at the cable (0.75
Pinouts.ru > Hard drives connectors pinouts listing > Pinout of SCSI Internal (2.5 inch) and layout of 40 pin IDC male connector and 40 pin IDC female connector
Is it correct?:
may be incorrect
Source(s) of this and additional information: Electrical Interface Spec for IBM DPRS-20810 and DPRS-21215 at IBM Hard disk drive support
 3 reports
Last updated 2008-06-28 21:56:54. Edit this page. Is this document correct or incorrect? What is your opinion?
[Discuss at the forum] [Back to index] [SUBMIT new pinout]
This page contain parts under Copyright © 2000-2008 by pinouts.ru team.
No any portion of this webpage may be reproduced in any form without visible direct link to this page provided. Webmaster permission required in any other cases.
Efforts have been made to ensure this page is correct, but it is the responsibility of the user to verify the data is correct for their application.
23297 hits since March 4, 2005