HP Compaq dc7600 MT Technical Reference Guide

Technical Reference Guide www.hp.com 7-1
7
Power and Signal Distribution
7.1 Introduction
This chapter describes the power supply and method of general power and signal distribution.
Topics covered in this chapter include:
■
Power supply assembly/control (7.2) page 7-1
■
Power distribution (7.3) page 7-8
■
Signal distribution (7.4) page 7-12
7.2 Power Supply Assembly/Control
These systems feature a power supply assembly that is controlled through programmable logic
(Figure 7-1).
Figure 7-1. Power Distribution and Control, Block Diagram
System Board
Power Supply
Power On
CPU, slots, Chipsets, Logic,
Front Bezel
& Voltage Regulators
Assembly
Fan
PS On
+5 VDC
+12 VccP
Power Button
Spd [1]
+12 VDC
-12 VDC
+3.3 VDC
Drives
+3.3 VDC
+5 VDC
+12 VDC
90 - 264 VAC [2]
NOTE:
[1] Not present on CMT.
5 AUX
[2] Auto-sensing on USDT, SFF, ST, and CMT. Switch-selectable on MT.

HP Compaq dc7600 MT Specifications

General

Memory	Up to 4 GB DDR2 SDRAM
Audio	Integrated High Definition Audio
Expansion Slots	1 PCI Express x16, 1 PCI Express x1, 2 PCI
Form Factor	Microtower
Processor	Intel Pentium 4 or Intel Celeron D
Chipset	Intel 945G Express
Hard Drive	40 GB to 160GB SATA
Optical Drive	DVD-ROM, DVD+/-RW
Graphics	Integrated Intel Graphics Media Accelerator 950
Networking	Integrated 10/100/1000 Ethernet
Ports	Serial, parallel, VGA, audio in/out
Operating System	Windows XP Professional, Windows XP Home
USB Ports	8 USB 2.0 (2 front, 6 rear)