ESDI cable pinout

hard disks cables wiring

34 pin IDC female connector
to the controller

Each drive has each own data cable. By twisting some wires on the control cable it won"t be necessary to set the ID for each drive, since the twist will do the job. Wires 25 to 29 should be twisted between drive 1 & drive 2.

Controller           Drive 2   Twist   Drive 1

+--+                   +--+            +--+

|::|===================|  |============|  |  <-Pin 1
|::|===================| |============| |
|::|===================| |============| |
|::|===================| |============| |
|::|===================| |=====\/=====| |
|::|===================| |=====/\=====| |
|::|===================| |============| |
+--+ +--+ +--+

	Controller	Drive 1	Drive 2
Wire 1-24	1-9	1-9	1-9
Wire 25	25	29	25
Wire 26	26	28	26
Wire 27	27	27	27
Wire 28	28	26	28
Wire 29	29	25	29
Wire 30-34	30-34	30-34	30-34

Data cable

20 PIN IDC FEMALE (To the Controller)
(To the Drive)

20 PIN IDC FEMALE to the Controller.
20 PIN IDC FEMALE to the Drive.

	Controller	Drive
Wire 1-20	1-20	1-20

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34 pin IDC female connector
to the diskdrive 1 or 2

Pinouts.ru > Disk drives cables schemes listing > Pinout of ESDI cable and layout of 34 pin IDC female connector and 34 pin IDC female connector	Document status:	unknown
Source(s) of this and additional information: TheRef TechTalk and Hardware Book, TheRef TechTalk	0 reports
Last updated at Sat Jun 25 2005. Submit additions or corrections for this document.	Is this document correct or incorrect? What is your opinion?

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