HP Dc5850 Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 82
Signal Distribution
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Power and Signal Distribution 7.4 Signal Distribution Table 7-6 lists key reference designators for LEDs, connectors, headers, and switches used on the system boards for systems covered in this guide. Unless otherwise indicated, components are used on all system boards. Designator CR1 E1 E14 E49 / JP49 J9 J10 J20 J31 J32 J41 J68 J69 J70 J78 J103 P1 P3 P5 P6 P8 P9 P10 P23 P24 P52 P53 P54 P60 P61 P62 P63 P70 P126 P150 SW50 XMM1, 2 XMM3, 4 XU1 XB2 Table 7-6. System Board Component Designations Component function +5 VDC LED Descriptor table override header SPI ROM boot block header Password clear header / jumper Stacked RJ-45 & dual USB connectors Quad-stacked USB connectors PCI 2.3 connector PCIe x1 connector PCIe x1 connector PCIe x16 graphics connector Stacked keyboard, mouse PS/2 connectors Analog VGA monitor DB-15 connector Digital DVI-D connector Stacked audio line-in, headphone/line-out 1/8" jacks DC input Power supply connector Vccp (PWRCPU) header Control panel (power button, power LED) header Internal speaker header System fan header Chassis fan, primary, header Diskette drive connector Front panel audio header Front panel USB header Serial port, secondary, header Serial port, primary connector Serial port, primary header SATA0 (controller 1, primary master) connector (dark blue) SATA1 (controller 1, secondary master) connector (white) SATA2 (controller 1, primary slave) connector (light blue) SATA3 (controller 1, secondary slave) connector (orange) Primary CPU (heatsink) fan header Parallel port header Media reader USB header Clear CMOS switch Memory slots, channel A (white) Memory slots, channel B (black) Processor socket Battery socket 7-8 www.hp.com Technical Reference Guide