HP Compaq dc7800 User Manual

A problem has occurred with a disk transaction.
Cause Solution
The directory structure is bad, or there is a problem with a file. In Microsoft Windows XP, right-click Start, click Explore, and
select a drive. Select File > Properties > Tools. Under Error-
checking, click Check Now.
In Microsoft Windows Vista, right-click Start, click Explore,
and right-click on a drive. Select Properties then select the
Tools tab. Under Error-checking click Check Now.
Diskette drive cannot read a diskette.
Cause Solution
You are using the wrong diskette type for the drive type. Check the type of drive that you are using and use the correct
diskette type.
You are reading the wrong drive. Check the drive letter in the path statement.
Diskette is damaged. Replace the diskette with a new one.
“Invalid system disk” message is displayed.
Cause Solution
A diskette that does not contain the system files needed to start
the computer has been inserted in the drive.
When drive activity stops, remove the diskette and press the
Spacebar. The computer should start up.
Diskette error has occurred. Restart the computer by pressing the power button.
Cannot Boot to Diskette.
Cause Solution
Diskette is not bootable. Replace with a bootable diskette.
Diskette boot has been disabled in Computer Setup. 1. Run Computer Setup and enable diskette boot in
Storage > Boot Order.
2. Run Computer Setup and enable diskette boot in
Storage > Storage Options > Removable Media
Boot.
NOTE: Both steps should be used as the Removable Media
Boot function in Computer Setup overrides the Boot Order
enable command.
Network server mode is enabled in Computer Setup. Run Computer Setup and disable Network Server Mode in
Security > Password Options.
Removable media boot has been disabled in Computer Setup. Run Computer Setup and enable Removable Media Boot in
Storage > Storage Options > Removable Media Boot.
Table D-3 Solving Diskette Problems (continued)
Solving Diskette Problems 225

HP Compaq dc7800 Specifications

General

Tcase	73.3 °C
Bus type	FSB
Stepping	M0
Processor cache	2 MB
Processor cores	2
Processor model	E4600
System bus rate	- GT/s
Processor family	Intel® Core™2 Duo
Processor series	Intel Core 2 Duo E4000 Series
Processor socket	LGA 775 (Socket T)
Processor codename	Conroe
Processing Die size	111 mm²
Processor frequency	2.4 GHz
Processor cache type	L2
Processor lithography	65 nm
Processor manufacturer	Intel
Processor front side bus	800 MHz
Processor operating modes	64-bit
ECC supported by processor	No
Thermal Design Power (TDP)	65 W
CPU multiplier (bus/core ratio)	12
Number of Processing Die Transistors	167 M
Internal memory	1 GB
Internal memory type	DDR2-SDRAM
Maximum internal memory	8 GB
Memory layout (slots x size)	2 x 0.5 GB
HDD speed	7200 RPM
HDD interface	SATA
Optical drive type	DVD Super Multi
Total storage capacity	160 GB
Audio input	1
LightScribe	Yes
Networking features	Intel 82566DM Gigabit Network Connection
Graphics card RAMDAC	400 MHz
Storage drive controller	SATA 3, 0 Gb/s NCQ SMART VI
Discrete graphics card model	Intel® GMA 3100
Maximum graphics card memory	0.256 GB
Operating system installed	Windows Vista Business
USB 2.0 ports quantity	8
Chassis type	Mini Tower
Country of origin	China
Cable lock slot type	Kensington
Operating altitude	0 - 3048 m
Non-operating altitude	0 - 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 supply	365 W
Product type	PC
Processor code	SLA94
Processor ARK ID	32242
Processor package size	37.5 x 37.5 mm

Weight and Dimensions

Depth	452 mm
Width	177 mm
Height	447 mm
Weight	11800 g