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Installation
There are total of 7 pins in the signal segment and 15 pins in the power segment.
The pin definitions are shown in Table 3-3. Note that the pin is numbered from the
pin furthest from the power segment.
Signal
S1
segment
S2
S3
S4
S5
S6
S7
Key and spacing separate signal and power segments
Power
P1
segment
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
3-14 Maxtor MaXLine Plus II 250GB AT
Table 3-3
Device plug connector pin definition
Ground
2
A+
Differential signal pair A from Phy
A-
Ground
2
B-
Differential signal pair B from Phy
B+
Ground
2
V
3.3V power
33
V
3.3V power
33
V
3.3V power, pre-charge, 2
33
Ground
1
Ground
2
Ground
2
V
5V power, pre-charge, 2
5
V
5V power
5
V
5V power
5
Ground
2
Reserved
1. The pin corresponding to P11 in the
backplane receptacle connector is also
reserved
2. The corresponding pin to be mated with
P11 in the power cable receptacle connec-
tor will always be grounded.
Ground
1
V
12V power, pre-charge, 2
12
V
12V power
12
V
12V power
12
nd
Mate
nd
Mate
nd
Mate
st
mate
nd
mate
nd
mate
nd
mate
st
mate
nd
mate
nd
mate
nd
mate
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