Service Reference Guide, dx5150
361685-001
A–7
Connector Pin Assignments
24-Pin MicroFit Power
Connector
Pin Signal
Pin Signal
Pin Signal
Pin Signal
1
2
3
4
5
6
+5 Vaux
GND
+5 V
+5 V
PS_ON
GND
7
8
9
10
11
12
PWRGD
+3.3 V
+3.3 V
Tach
GND
Fan-CMD
13
14
15
16
17
18
+12 V
+5 V Sense
GND
+5 V
+5 V
+3.3 V
19
20
21
22
23
24
GND
+3.3 Sense
+3.3 V
+3.3 V
GND
-12 V
4-Pin Power (for CPU)
Connector and Icon
Pin
Signal
1
GND
2
GND
3
+12 V CPU
4
-12 V CPU
24
12
13
1
SATA Data and Power
Drive Connector
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
S1
S5
Ground
B-
S2
S6
A+
B+
S3
S7
A-
Ground
S4
Ground
P1
P5
P9
P13
V 3.3
Ground
V 5
V 12
P2
P6
P10
P14
V 3.3
Ground
Ground
V 12
P3
P7
P11
P15
V 3.3
V 5
Reserved
V 12
P4
P8
P12
Ground
V 5
Ground
*S = Data, P = Power