System Board - HP Compaq dc7800 Specifications

System Board

System Board Connectors and Jumpers (position of some untitled
components may vary in location)
E49 Password
J9 Stacked RJ-45/Dual USB
J10 Quad stacked USB
J20 PCI slot 1
J21 PCI slot 2
J31 PCIe X1, slot 1
J32 PCIe X1, slot 2
J41 PCIE X16
J50 Parallel port
J66 Keyboard connector
J67 Mouse connector
J69 Video connector
J78 Double stacked line-out/line-in
P1 Main power
P10 Diskette drive
P124 Hood lock
P125 Hood sensor
P150 Media reader/ReadyBoost connector
P23 Front audio
System Setup and Boot
Basic system information regarding system information, setup, power management, hardware,
and passwords is maintained in the Setup Utility held in the system ROM. The Setup Utility is
accessed by pressing the F10 key when prompted (on screen) to do so during the boot sequence.
If the screen prompt opportunity is missed, a restart will be necessary.
Computer Setup Menu
Heading Option/Description
File System Information - Lists the following main system specifications:
• Product name
• SKU number (some models)
• Processor type/speed/stepping
• Cache Size (L1/L2)
About - Displays copyright notice.
Set Time and Date - Allows you to set system time and date.
Flash System ROM - Allows you to select a drive containing a new BIOS.
Replicated Setup - Save to Removable Media and Restore from Removable
Media
Default Setup
• Save Current Settings as Default
• Restore Factory Settings as Default
Apply Defaults and Exit - Applies the selected default settings and clears
any established passwords.
Ignore Changes and Exit - Exits Computer setup without applying or saving
any changes.
Save Changes and Exit - Saves changes to system configuration or default
settings and exits Computer Setup.
Storage Device Configuration - Lists all installed BIOS-controlled storage devices.
The following options are available:
• Diskette Type(Legacy Diskettes only)-3.5" 1.44 MB and 5.25" 1.2 MB
• Drive Emulation
• Emulation Type - ATAPI Zip drive, hard disk, legacy diskette, CD-ROM
drive, and ATAPI LS-120 drive
• Multisector Transfers
• Translation Mode
• Translation Parameters
• SATA Default Values
dc7800 Illustrated Parts & Service Map, SFF Chassis
P24 Front USB
P3 CPU power
P5 Power button/LED
P52 Second serial port
P54 First serial port
P6 Internal speaker
P60 SATA0
P61 SATA1
P62 SATA4
P8 CPU fan
P9 Chassis fan
SW50 Clear CMOS
XBT1 Real-time-clock battery
XMM1 DIMM 1
XMM2 DIMM 2
XMM3 DIMM 3
XMM4 DIMM 4
XU1 Processor
• Memory size/speed/ no. channels
• Integrated MAC Address
• System BIOS
• Chassis serial number
• Asset tracking number
459786-001
Computer Setup Menu (Continued)
Heading Option / Description
Storage (cont) Storage Options
• Removable Media Boot
• Legacy Diskette Write
• SATA Emulation
DPS Self-Test - Allows you to execute self-tests on ATA hard drives.
Boot Order - Allows you to specify boot order.
• Shortcut to Temporarily Override Boot Order
Security Setup Password - Allows you to set and enable the setup (Administrator)
password.
Power-On Password - Allows you to set and enable power-on password.
Password Options - When any password exists allows you to lock legacy
resources, enable/disable network server mode, specify password require-
ment for warm boot, and allows you to enable/disable Setup Browse Mode.
Smart Cover (some models) - Allows you to lock/unlock cover lock and set
status of cover removal sensor.
Device Security (some models) - Enables/disables all I/O ports, audio, net-
work controllers, SMBus controller, and embedded security devices.
Network Service Boot - Enables/disables boot from OS on a server.
System IDs - Allows you to set Asset tag, ownership tag, Chassis serial
number, UUID, and keyboard locale setting.
DriveLock Security - Allows you to assign/modify a hard drive password
for added security.
System Security (some models) - Allows you to enable/disable:
• Data Execution Prevention
• Virtualization Technology
• Virtualization Technology Directed I/O
• Trusted Execution Technology
• Embedded Security Device Support
• OS management of Embedded Security Device through OS
• Virtual Appliance options
• Smart Card BIOS Password Support
Setup Security Level - Provides method to allow users limited access to
change specified setup options without knowing Setup password.
Power OS Power Management - Allows you to enable/disable Runtime Power
Management, Idle Power Savings, ACPI S3 Hard Disk Reset, ACPI S3 PS2
Mouse Wakeup, USB Wake on Device Insertion (some models), Unique
Sleep State Blink Rates.
Hardware Power Management - Allows you to enable/disable SATA bus
power management.
Thermal - Allows you to control minimum permitted fan idle speed.
Advanced Power-On Options - Allows you to set:
• POST mode - QuickBoot, FullBoot, or FullBoot every 1-30 days.
• POST messages - Enable/disable
• MEBx Setup prompt - Enable/disable or hidden/displayed
• F9 prompt - Enable/disable
• F10 prompt - Enable/disable
• F12 prompt - Enable/disable
• Factory Recovery Boot Support - Enable/disable
• Option ROM prompt - Enable/disable
• WOL After Power Loss - Enable/disable
• Remote wakeup boot source - Remote server/local hard drive
• After Power Loss - Off/on/previous state
• POST delay - None, 5, 10, 15, or 20 seconds
• Limit CPUID
Execute Memory Test (some models) -Restarts computer and executes
POST memory test.
BIOS Power-On - Allows you to set the computer to turn on at a preset time.
Onboard Devices - Allows you to set resources or disable onboard system
devices.
PCI Devices - Lists installed PCI devices with their IRQ settings and allows
you to reconfigure IRQ or disable devices.
PCI VGA Configuration - Allows you to specify which VGA controller will
be used when multiple video adapters are available.
Bus Options (some models) - Allows you to enable/disable PCI SERR#
Generation and PCI VGA palette snooping.
Device Options - Allows you to set:
• Printer Mode - Bi-Directional, EPP & ECP, Output Only
• Num Lock state at power-on - off/on
• S5 Wake on LAN - enable/disable
• Processor cache - enable/disable
• Integrated video - enable/disable
• Multi-Processor - enable/disable
• Internal speaker - enable/disable
• Monitor Tracking - enable/disable
• NIC PXE Option ROM Download - enable/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 PCI
12 Mouse
13 Coprocessor
14 Primary ATA (IDE) Controller
15 Secondary ATA (IDE) Controller
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