DSystem Board and Riser Board Reference Designators
These reference designators are used on most but not all HP system and riser boards.
Designator | Component | |
|
| |
BAT | Battery socket/Battery | |
CR1 | LED - 5V_Aux (on) | |
CR2 | ||
CR3 | UID LED | |
CR4 | Power LED | |
|
| |
CR35 | Hard drive activity LED | |
E14 |
| Boot block header/jumper |
E15 |
| Boot block recovery header |
E16 |
| ROM recovery header |
E25 |
| CPLD programming header |
E49/JP49 | Clear Password header/jumper | |
|
|
|
E50 |
| Clear CMOS header |
J7 |
| RJ45 jack |
J9 |
| Stacked RJ45/Dual USB |
J10 |
| Quad stacked USB |
J11 |
| First IEEE 1394 connector |
|
|
|
J12 |
| Second IEEE 1394 connector |
J13 |
| SPDIF input |
J14 |
| SPDIF output |
J20 | - 29 | PCI slots |
J30 |
| PCI extender slot (male) |
|
|
|
J31 | - J35 | PCI Express slots |
J37 |
| Primary SCSI connector |
|
|
|
92 Appendix D System Board and Riser Board Reference Designators