IBM IC25N040ATCS04 - Travelstar 40 GB Hard Drive, Specifications

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7.10 Drive address setting
A jumper placed on the interface connector determines the drive address. The three drive addresses are
shown below.
1 2 3 4 5
3 1
4 2
Figure 48. Drive address setting
Setting 1—Device 0 (Master) (no jumper is used)
Setting 2—Device 1 (Slave)
Setting 3—Cable Select
Setting 4—Never attach a jumper here
Setting 5—Never attach a jumper here
When pin C is grounded, the drive does not spin up at POR.
When the drive address is Cable Select, the address depends on the condition of pin 28 of the AT inter-
face cable. If pin 28 is ground (or low), the drive is a Master. If pin 28 is open (or logic high), the drive is a
Slave.
7.10.1 Drive default address setting
The default setting of jumper at shipment is Setting 1: no jumper.
Travelstar 60GH & 40GN hard disk drive specifications
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