Service Reference Guide, dc5000 360201-002 E–1
E
System Board and Riser Board Reference
Designators
These reference designators are used on the HP Compaq Business Desktop dc5000 series
computer.
Designator Component
CR1
E49
J20 - 22
P1
LED - 5V Aux
Clear Password header/jumper
PCI slots
Power supply connector
P3
P5
P6
P7
P8
VCCP 12V header
Main Power/HDD LED connector
Speaker connector
Audio connector (from CD-ROM)
Primary chassis fan connector
P10
P11
P14
P16
P20
Diskette drive connector
Second Audio connector
Boot block write jumper
Fan command/fan sink header
Primary IDE connector
P21
P23
P24
P54
Secondary IDE connector
Header for front audio panel
Header for front panel USB
Second serial port
P70
SW50
XBT1
XMM1
XMM2 - XMM4
Primary (CPU) fan header for fansink
Clear CMOS switch/push button
Battery socket
Memory slot 1
Following memory slots
XU1 Primary processor socket