HP ProDesk 400 G2 User Manual

Table 7-2 Solving Network Problems (continued)
Network status link light never flashes.
NOTE: The network status light is supposed to flash when there is network activity.
Cause Solution
To access Device Manager in Windows 7, click Start, select
Control Panel, and then select Device Manager.
To access Device Manager in Windows 8, from the Start
screen, type c, select Control Panel from the list of
applications, and then select Device Manager.
Network driver is not properly loaded. Reinstall network drivers.
System cannot autosense the network. Disable auto-sensing capabilities and force the system into the
correct operating mode.
Diagnostics reports a failure.
Cause Solution
The cable is not securely connected. Ensure that the cable is securely attached to the network
connector and that the other end of the cable is securely attached
to the correct device.
The cable is attached to the incorrect connector. Ensure that the cable is attached to the correct connector.
There is a problem with the cable or a device at the other end of
the cable.
Ensure that the cable and device at the other end are operating
correctly.
Network controller interrupt is shared with an expansion board. Under the Computer Setup Advanced menu, change the resource
settings for the board.
The network controller is defective. Contact an authorized service provider.
Diagnostics passes, but the computer does not communicate with the network.
Cause Solution
Network drivers are not loaded, or driver parameters do not
match current configuration.
Make sure the network drivers are loaded and that the driver
parameters match the configuration of the network controller.
Make sure the correct network client and protocol is installed.
The network controller is not configured for this computer. Select the Network and Sharing Center icon in the Control Panel
and configure the network controller.
To access Control Panel in Windows 7, click Start, and then select
Control Panel.
To access Control Panel in Windows 8, from the Start screen, type
c, and then select Control Panel.
106 Chapter 7 Troubleshooting without diagnostics

HP ProDesk 400 G2 Specifications

General

Tcase	72 °C
Bus type	DMI2
Stepping	C0
Processor cache	2 MB
Processor cores	2
Processor model	G1840
System bus rate	5 GT/s
Processor family	Intel® Celeron® G
Processor series	Intel Celeron Processor G1000 Series for Desktop
Processor socket	LGA 1150 (Socket H3)
Processor codename	Haswell
Processor frequency	2.8 GHz
Processor cache type	L2
Processor lithography	22 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	3.0
Processor operating modes	32-bit, 64-bit
ECC supported by processor	Yes
PCI Express configurations	1x16, 2x8, 1x8+2x4
Thermal Design Power (TDP)	54, 53 W
Number of processors installed	1
Maximum number of PCI Express lanes	16
Memory types supported by processor	DDR3-SDRAM
Memory clock speeds supported by processor	1333 MHz
Memory bandwidth supported by processor (max)	21.3 GB/s
Maximum internal memory supported by processor	32 GB
Memory slots	2x DIMM
Internal memory	4 GB
Memory channels	Dual-channel
Memory clock speed	1600 MHz
Internal memory type	DDR3L-SDRAM
Memory layout (slots x size)	1 x 4 GB
Storage media	HDD
Optical drive type	DVD Super Multi
Card reader integrated	No
Total storage capacity	500 GB
Discrete graphics card model	Not available
On-board graphics card model	Intel® HD Graphics
Maximum on-board graphics card memory	1.024 GB
On-board graphics card OpenGL version	4.3
On-board graphics card base frequency	350 MHz
On-board graphics card DirectX version	11.1
On-board graphics card dynamic frequency (max)	1050 MHz
Number of displays supported (on-board graphics)	3
Ethernet LAN data rates	10, 100, 1000 Mbit/s
USB 2.0 ports quantity	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
Power supply	180 W
Product type	PC
Market positioning	Business
Chassis type	Desktop
Product color	Black
Country of origin	China
Placement supported	Horizontal
Sustainability certificates	ENERGY STAR
Operating system installed	Windows 7 Professional
Operating system architecture	64-bit
Scalability	1S
Processor code	SR1VK
Processor ARK ID	80800
Processor package size	37.5 x 37.5 mm
Supported instruction sets	SSE4.1, SSE4.2
Thermal solution specification	PCG 2013C
Intel Secure Key Technology version	1.00
Intel Stable Image Platform Program (SIPP) version	0.00
Intel segment tagging	Enterprise, Small Business

Weight and Dimensions

Depth	358.8 mm
Width	165 mm
Height	355 mm
Weight	6500 g