HP Compaq dc7800 User Manual

POST Numeric Codes and Text Messages
This section covers those POST errors that have numeric codes associated with them. The section also
includes some text messages that may be encountered during POST.
NOTE: The computer will beep once after a POST text message is displayed on the screen.
Table C-1 Numeric Codes and Text Messages
Control panel message Description Recommended action
101-Option ROM Checksum Error System ROM or expansion board option
ROM checksum.
1. Verify the correct ROM.
2. Flash the ROM if needed.
3. If an expansion board was recently
added, remove it to see if the problem
remains.
4. Clear CMOS.
5. If the message disappears, there may
be a problem with the expansion card.
6. Replace the system board.
103-System Board Failure DMA or timers. 1. Clear CMOS.
2. Remove expansion boards.
3. Replace the system board.
110-Out of Memory Space for Option ROMs Recently added PCI expansion card contains
an option ROM too large to download during
POST.
1. If a PCI expansion card was recently
added, remove it to see if the problem
remains.
2. In Computer Setup, set Advanced >
Device Options > NIC PXE Option
ROM Download to DISABLE to prevent
PXE option ROM for the internal NIC
from being downloaded during POST to
free more memory for an expansion
card's option ROM. Internal PXE option
ROM is used for booting from the NIC to
a PXE server.
3. Ensure the ACPI/USB Buffers @ Top of
Memory setting in Computer Setup is
enabled.
162-System Options Not Set Configuration incorrect.
RTC (real-time clock) battery may need to
be replaced.
Run Computer Setup and check the
configuration in Advanced > Onboard
Devices.
Reset the date and time under Control
Panel. If the problem persists, replace the
RTC battery. See the Hardware Reference
Guide for instructions on installing a new
battery, or contact an authorized dealer or
reseller for RTC battery replacement.
163-Time & Date Not Set Invalid time or date in configuration memory.
RTC (real-time clock) battery may need to
be replaced.
Reset the date and time under Control
Panel (Computer Setup can also be used). If
the problem persists, replace the RTC
battery. See the Hardware Reference Guide
for instructions on installing a new battery, or
206 Appendix C POST Error Messages

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