Seagate 4.55GB PATA ST34520LW Manual De Usuario

Notes for Figures 9 through 14 are in Section 8.1.1.

A2 A1 A0

SCSI ID = 0

(default)

Jumper Plug

(enlarged to
show detail)

SCSI ID = 1

SCSI ID = 2

SCSI ID = 3

SCSI ID = 4

SCSI ID = 5

SCSI ID = 6

SCSI ID = 7

L

E
D

R
E
S

R
E
S

Reserved

Pin 1

Shipped with cover installed.
Do not install jumpers; 
retain cover.

11 9

7

5

3

1

Drive Activity LED

Ground

[4]

Optional connections 
to switching circuits in 
host equipment to 
establish drive ID.   [4]

Dashed area is optional host circuitry (external to the drive) 
connected to host supplied optional usage plug. 
Do not connect anything to pins 13-20.

+5V

Host 
Alternate
Usage Plug:

Reserved

Pins

[3]

6

4

2

[4]