Appendix E System Board And Riser Board Reference Designators - HP Compaq dc7800 Reference Manual

E System Board and Riser Board
Reference Designators
These reference designators are used on most but not all HP system and riser boards.
Designator
BAT
CR1
CR2
CR3
CR4
CR35
E14
E15
E16
E25
E49/JP49
E50
J7
J9
J10
J11
J12
J13
J14
J20 - 29
J30
J31 - J35
J37

252 Appendix E System Board and Riser Board Reference Designators

Component
Battery socket/Battery
LED - 5V_Aux (on)
Health-LED
UID LED
Power LED
Hard drive activity LED
Boot block header/jumper
Boot block recovery header
ROM recovery header
CPLD programming header
Clear Password header/jumper
Clear CMOS header
RJ45 jack
Stacked RJ45/Dual USB
Quad stacked USB
First IEEE 1394 connector
Second IEEE 1394 connector
SPDIF input
SPDIF output
PCI slots
PCI extender slot (male)
PCI Express slots
Primary SCSI connector