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HP Compaq dc7800 User Manual

HP Compaq dc7800
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E System Board and Riser Board
Reference Designators
These reference designators are used on most but not all HP system and riser boards.
Designator Component
BAT
CR1
CR2
CR3
CR4
Battery socket/Battery
LED - 5V_Aux (on)
Health-LED
UID LED
Power LED
CR35
E14
E15
E16
E25
E49/JP49
Hard drive activity LED
Boot block header/jumper
Boot block recovery header
ROM recovery header
CPLD programming header
Clear Password header/jumper
E50
J7
J9
J10
J11
Clear CMOS header
RJ45 jack
Stacked RJ45/Dual USB
Quad stacked USB
First IEEE 1394 connector
J12
J13
J14
J20 - 29
J30
Second IEEE 1394 connector
SPDIF input
SPDIF output
PCI slots
PCI extender slot (male)
J31 - J35
J37
PCI Express slots
Primary SCSI connector
252 Appendix E System Board and Riser Board Reference Designators

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HP Compaq dc7800 Specifications

General IconGeneral
Tcase73.3 °C
Bus typeFSB
SteppingM0
Processor cache2 MB
Processor cores2
Processor modelE4600
System bus rate- GT/s
Processor familyIntel® Core™2 Duo
Processor seriesIntel Core 2 Duo E4000 Series
Processor socketLGA 775 (Socket T)
Processor codenameConroe
Processing Die size111 mm²
Processor frequency2.4 GHz
Processor cache typeL2
Processor lithography65 nm
Processor manufacturerIntel
Processor front side bus800 MHz
Processor operating modes64-bit
ECC supported by processorNo
Thermal Design Power (TDP)65 W
CPU multiplier (bus/core ratio)12
Number of Processing Die Transistors167 M
Internal memory1 GB
Internal memory typeDDR2-SDRAM
Maximum internal memory8 GB
Memory layout (slots x size)2 x 0.5 GB
HDD speed7200 RPM
HDD interfaceSATA
Optical drive typeDVD Super Multi
Total storage capacity160 GB
Audio input1
LightScribeYes
Networking featuresIntel 82566DM Gigabit Network Connection
Graphics card RAMDAC400 MHz
Storage drive controllerSATA 3, 0 Gb/s NCQ SMART VI
Discrete graphics card modelIntel® GMA 3100
Maximum graphics card memory0.256 GB
Operating system installedWindows Vista Business
USB 2.0 ports quantity8
Chassis typeMini Tower
Country of originChina
Cable lock slot typeKensington
Operating altitude0 - 3048 m
Non-operating altitude0 - 9144 m
Storage temperature (T-T)-30 - 60 °C
Operating temperature (T-T)10 - 35 °C
Storage relative humidity (H-H)5 - 95 %
Operating relative humidity (H-H)10 - 90 %
Power supply365 W
Product typePC
Processor codeSLA94
Processor ARK ID32242
Processor package size37.5 x 37.5 mm
Weight and Dimensions IconWeight and Dimensions
Depth452 mm
Width177 mm
Height447 mm
Weight11800 g

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