HP 303B Maintenance & Service Guide: HP 303B Microtower Business PC - Page 66
Connector Pin Assignments, 4-Pin Power (for CPU), Ethernet BNC, USB
View all HP 303B manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 66 highlights
D Connector Pin Assignments This appendix contains the pin assignments for many computer and workstation connectors. Some of these connectors may not be used on the product being serviced. 4-Pin Power (for CPU) Connector and Icon Pin Signal 1 GND 2 GND 3 +12V CPU 4 -12V CPU Ethernet BNC Connector and Icon Pin Signal 1 Data 2 Ground USB Connector and Icon Pin Signal 1 +5 VDC 2 - Data 3 + Data 4 Ground 58 Appendix D Connector Pin Assignments
D
Connector Pin Assignments
This appendix contains the pin assignments for many computer and workstation connectors. Some
of these connectors may not be used on the product being serviced.
4-Pin Power (for CPU)
Connector and Icon
Pin
Signal
1
2
3
4
GND
GND
+12V CPU
-12V CPU
Ethernet BNC
Connector and Icon
Pin
Signal
1
2
Data
Ground
USB
Connector and Icon
Pin
Signal
1
2
3
4
+5 VDC
- Data
+ Data
Ground
58
Appendix D
Connector Pin Assignments