HP Dc7900 Support Question
HP Dc7900 Support Question
Find answers below for this question about HP Dc7900 - Compaq Business Desktop.Need a HP Dc7900 manual? We have 23 online manuals for this item!
Question posted by hassaMish on June 17th, 2014
What Is Hp 7900 Pci Serial Port Driver
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Related HP Dc7900 Manual Pages
Hardware Reference Guide - dc7900 Series Convertible Minitower - Page 2
... warranty statements accompanying such products and services. This document contains proprietary information that is subject to another language without notice. Hardware Reference Guide
HP Compaq Business PC
dc7900 Series Convertible Minitower
First Edition (July 2008)
Document part number: 490843-001 © Copyright 2008 Hewlett-Packard Development Company, L.P. The only warranties for...
Hardware Reference Guide - dc7900 Series Convertible Minitower - Page 10
... microphone connector in the audio driver's control panel.
The monitor ...the connectors on the system board are available from HP. If a graphics card is installed into the PCI, PCI Express x1, or the PCIe x16 slot that ... in Computer Setup to use both connectors. An optional second serial port and an optional parallel port are inactive when a graphics card is downshifted to the Computer...
Illustrated Parts & Service Map: HP Compaq dc7900 Convertible Minitower Business PC - Page 2
...International 56K, includes bracket
490689-001
* Modem, PCI, 56K, Agere International
398661-001
* ATI ...MB PCIe graphics card
519298-001
* HP nVidia Quadro NVS 290 256-MB graphics..., PS2, optical * Mouse, optical * Mouse, laser * Printer port * 2nd serial port * Modem cable * Hard drive, removable carrier * Hard drive, ...dc7900 Illustrated Parts & Service Map, CMT Chassis
506593-002
page 2
Illustrated Parts & Service Map: HP Compaq dc7900 Convertible Minitower Business PC - Page 3
.../disable
System Hardware Interrupts
IRQ System Function
0
Timer Interrupt
1
Keyboard
2
Interrupt Controller Cascade
3
Serial Port (COM B)
4
Serial Port (COM A)
5
Unused, available for PCI
6
Diskette Drive
7
Parallel Port (LPT 1)
IRQ System Function 8 Real-Time Clock 9 Unused 10 Unused, available for PCI 11 Unused, available for warm boot, and allows you to turn on Device...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 1
... may be used by engineers, technicians, administrators, or anyone needing detailed information on the design, architecture, function, and capabilities of the HP Compaq dc7900 Series Business Desktop Computers. Technical Reference Guide
HP Compaq dc7900 Series Business Desktop Computers
Document Part Number: 506665-001
September 2008
This document provides information on the products covered.
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 2
... should be liable for HP products and services are trademarks of Microsoft Corporation in the U.S. Technical Reference Guide HP Compaq dc7900 Series Business Desktop Computers
First Edition (September...warranties for technical or editorial errors or omissions contained herein. and other countries.
HP shall not be construed as constituting an additional warranty. and other countries.
...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 18
...disable, boot disable, write protect ❏ Power-on password ❏ Administrator password ❏ Serial port disable (SFF and CMT form factors only) ❏ Smart Cover (hood) Sense ❏...SFF and CMT form factors only) ❏ USB port disable ❏ Intel Standard Manageability support ❏ Intel vPro Technology ❏ HP Virtual Safe Browser ■ PS/2 enhanced keyboard &#...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 19
Technical Reference Guide
www.hp.com
2-3 System Overview
Table 2-1 shows the differences in ... height = 2.5 in., length = 6.6 in. [5] Full-height PCI slots require installation of sockets Maximum memory
2 SODIMM 8 GB
4 DIMM 16 GB
4 DIMM 16 GB
Serial ports
0
1 std., 1 opt. [1] 1 std., 1 opt. [1]
Parallel ports
0
optional
optional
Drive bays:
Externally accessible
1
2
4
Internal
...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 20
...) and communicates with optional adapter.
2-4
www.hp.com
Technical Reference Guide All systems include a serial ATA (SATA) hard drive in standard configuration. 2 full-height slots supported with optional PCI riser. [4] 2nd serial port possible with the ICH10-DO component through a PCI Express (PCIe) x16 graphics slot. Not accessible if PCI riser is installed. [2] Requires optional bracket...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 25
...Serial Interface
The SFF and CMT form factors include a serial port accessible at the rear of USB ports individually or in groups.
Two ports are accessible at the front of 230K and 460K.
2.3.7 Universal Serial Bus Interface
All models provide ten Universal Serial Bus (USB) ports... rates of the unit, six ports are accessible on the rear panel, and two ports are accessible through a header on...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 51
... Parallel Port (LPT2) Parallel Port (LPT1) Parallel Port (LPT3) PCI Configuration Address (dword access only ) Reset Control Register PCI Configuration Data (byte, word, or dword access)
NOTE:
Assume unmarked gaps are unused, reserved, or used by functions that employ variable I /O space is enabled for primary drive) Parallel Port (LPT1) Graphics Controller Parallel Port (LPT3) Serial Port (COM3...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 52
... of the ICH10 for the following functions: ■ PCI interupt request control ■ Chassis and board ID ■ Hood (cover) sensor and lock detect ■ Media card reader detect ■ S4 state indicator ■ USB port over-current detect ■ Flash security override ■ Serial port detect ■ REQn#/GNTn# sigal control ■ Password...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 86
... power control logic to function. Modem Ring A ring condition on a serial port can be detected by the power control logic and, if so configured, cause the PS On signal to support this function.
7-8
www.hp.com
Technical Reference Guide Note that the PCI card must be plugged into a live AC outlet for more information...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers - Page 88
... PCI 2.3 connector PCI 2.3 connector PCI 2.3 connector PCIe x1 connector PCIe x1 connector PCIe x16 graphics connector PCIe x4 graphics (x16) connector Parallel port ... 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...hp.com
Technical Reference Guide
Service Reference Guide: HP Compaq dc7900 Business PC - Page 242
...File > Save Changes and Exit. Remove any serial port expansion cards.
2. Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.)
3. For one or more SATA...message
Description
Recommended action
921-Device in PCI Express slot failed to initialize
There is about to fail. (Some hard drives 1.
Remove any serial port expansion cards.
2. Clear CMOS.
...
Troubleshooting Guide - Page 60
... Both external and internal serial ports are assigned to initialize
There is giving correct error message.
Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.)
3. For...A POST Error Messages
ENWW Reconnect or replace front USB harness.
921-Device in PCI Express slot failed to COM1.
1. Reconfigure card resources and/or run Computer Setup...
Installing Windows 7 Beta on HP Business Desktops - Page 5
... all data prior to perform a clean install when installing Windows 7 Beta on HP Business Desktops. Appendix A: Known Anomalies
Drive Encryption
Anomaly: Systems with disc encryption enabled.
Affected...is run, PCI Serial Port will not function after installing Windows 7 Beta
Description:, PCI Serial Port, PCI Simple Communications Controller, and Unknown devices lack drivers in Device...
Testing on HP Business Desktop PCs - Page 3
... Serial, and USB 1.0/2.0 ports, Bluetooth, and Firewire - Two such areas of HP. Software Image Development architects image databases, processes, and tools used on business desktop ...ETD HW and SW tests are used to published functional engineering design specifications. PCI/PCI-X/AGP/PCI Express Graphics subsystems - Hardware Evaluation Test Development
The Evaluation Test Development (ETD...
Testing on HP Business Desktop PCs - Page 4
... system board including front-side bus, memory bus, system clocks, USB (universal serial bus), SATA, and PCI / PCI Express buses.
• Voltage Integrity Testing-This helps ensure that voltage regulators on the system board and in the power supply remain within HP Business Desktop specifications while running a variety of the system BIOS. Additionally, power cycle testing...
Using eSATA on HP Compaq dc7900 Business PCs - Page 2
... technology for external hard drive interfaces
2 Both the HP Compaq dc7900 Business PC Small Form Factor (SFF) and Convertible Minitower... This high performance interface has proven to eSATA (External Serial Advanced Technology Attachment) technology. Figure 1 Bandwidth comparison for internal mass storage devices in HP Compaq Business PCs in SATA technology is to apply it to external ...
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