Dell C521 Laptop User Manual


 
DC Power Connector P2
DC Power Connector P3
DC Power Connector P4
DC Power Connector P5 and P6
23
VCC (+5V)
Red
24
GND
Black
*Use 22-AWG wire instead of 18-AWG wire.
Pin Number
Signal Name
18-AWG Wire
1
COM
Black
2
COM
Black
3
+12 VDC
Yellow
4
+12 VDC
Yellow
Pin Number
Signal name
18-AWG Wire
1
+12VDC
Yellow
2
COM
Black
3
COM
Black
4
+5 VDC
Red
Pin Number
Signal Name
22-AWG Wire
1
+5 VCD
Red
2
COM
Black
3
COM
Black
4
+12 VDC
Yellow
Pin Number
Signal name
18-AWG Wire
1
+3.3 VDC
Orange
2
COM
Black