Datasheet

Travelstar 80GN Hard Disk Drive Specification

7.0 Electrical interface specification

7.1 Cabling

The maximum cable length from the host system to the hard disk drive plus circuit pattern length in the host system

shall not exceed 18 inches.

7.2 Interface connector

The signal connector for AT attachment is designed to mate with Dupont part number 69764-044 or equivalent.

The figure below and Figure 2: “Mounting hole locations” on page 32 show the connector and pin location.

Figure 1: Interface connector pin assignments

Pin position 20 is left blank for correct connector insertion.

Pin positions A, B, C, and D are used for the drive address setting. (Refer to Figure 3: “Drive address setting” on

page 55 for correct address setting.)