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HP Compaq dc7800 User Manual

HP Compaq dc7800
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Cable Connections
System board connectors are color-coded to make it easier to find the proper connection.
Cable To Cable Designator
Power Supply System board, 24-pin P1
Power Supply Diskette drive P2
Power Supply CPU power, 6-pin P3
Power Supply 1st SATA hard drive P4
Power Supply 2nd SATA hard drive P5
Power Supply Optical drive P7
Cable To PCA Designator
Diskette drive System board P10, FLOPPY (Black)
1st SATA hard drive System board P60, SATA 0 (Dark Blue)
1st ODD or 2nd HDD if no ODD present System board P61, SATA 1 (White)
2nd SATA HDD if ODD present System board P62, SATA 4 (Light blue)
Serial port A System board P54, COMA
Serial port B System board P52, COMB
Hood lock solenoid System board P124, HLOCK
Heatsink fan System board P8, CPUFAN1
Hood Sensor System board P125, HSENSE
Front power button/LED System board P5, PB/LED
Front I/O USB System board P24, FRONT USB (Yellow)
Speaker System board P6, SPKR
Front audio System board P23, FRONT AUD, (Blue)
Chassis fan System board P9, CHFAN
Media card reader System board P150, MEDIA
Cable Connections 125

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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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