HP 280 G2 User Manual

6 Troubleshooting without diagnostics
This chapter provides information on how to identify and correct minor problems, such as USB devices, hard
drive, optical drive, graphics, audio, memory, and software problems. If you encounter problems with the
computer, refer to the tables in this chapter for probable causes and recommended solutions.
NOTE: For information on specic error messages that may appear on the screen during Power-On Self-Test
(POST) at startup, refer to POST error messages and diagnostic front panel LEDs and audible codes
on page 89.
Safety and comfort
WARNING! Misuse of the computer or failure to establish a safe and comfortable work environment may
result in discomfort or serious injury. Refer to the Safety & Comfort Guide at http://www.hp.com/ergo for
more information on choosing a workspace and creating a safe and comfortable work environment. For more
information, refer to the Safety & Regulatory Information guide.
Before you call for technical support
If you are having problems with the computer, try the appropriate solutions below to try to isolate the exact
problem before calling for technical support.
●
Run the HP diagnostic tool.
●
Run the hard drive self-test in Computer Setup. Refer to Computer Setup (F10) Utility on page 51 for
more information.
●
Check the Power LED on the front of the computer to see if it is ashing red. The ashing lights are error
codes that will help you diagnose the problem. Refer to POST error messages and diagnostic front panel
LEDs and audible codes on page 89 for more information.
●
If the screen is blank, plug the monitor into a dierent video port on the computer if one is available. Or,
replace the monitor with a monitor that you know is functioning properly.
●
If you are working on a network, plug another computer with a dierent cable into the network
connection. There may be a problem with the network plug or cable.
●
If you recently added new hardware, remove the hardware and see if the computer functions properly.
●
If you recently installed new software, uninstall the software and see if the computer functions properly.
●
Boot the computer to the Safe Mode to see if it will boot without all of the drivers loaded. When booting
the operating system, use “Last Known Conguration.”
●
Refer to the comprehensive online technical support at http://www.hp.com/support.
●
Refer to Helpful hints on page 60 in this guide.
To assist you in resolving problems online, HP Instant Support Professional Edition provides you with self-
solve diagnostics. If you need to contact HP support, use HP Instant Support Professional Edition's online chat
feature. Access HP Instant Support Professional Edition at: http://www.hp.com/go/ispe.
Access the Business Support Center (BSC) at http://www.hp.com/go/bizsupport for the latest online support
information, software and drivers, proactive notication, and worldwide community of peers and HP experts.
Safety and comfort 59

HP 280 G2 Specifications

General

Bus type	QPI
Stepping	D1
Tjunction	100 °C
Processor cache	3 MB
Processor cores	2
Processor model	i3-6100U
System bus rate	4 GT/s
Processor family	Intel® Core™ i3
Processor series	Intel Core i3-6100 series
Processor socket	BGA 1356
Processor threads	4
Processor codename	Skylake
Processor frequency	2.3 GHz
Processor cache type	Smart Cache
Configurable TDP-down	7.5 W
Processor lithography	14 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	3.0
Processor operating modes	64-bit
ECC supported by processor	No
PCI Express configurations	1x4, 4x1
Thermal Design Power (TDP)	15 W
Number of processors installed	1
Configurable TDP-down frequency	0.8 GHz
Maximum number of PCI Express lanes	12
Memory types supported by processor	DDR3L-SDRAM, LPDDR3-SDRAM, DDR4-SDRAM
Memory clock speeds supported by processor	1866, 2133, 1600 MHz
Memory bandwidth supported by processor (max)	34.1 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	2133 MHz
Internal memory type	DDR4-SDRAM
Memory layout (slots x size)	1 x 4 GB
Ethernet LAN	Yes
Ethernet LAN data rates	10, 100, 1000 Mbit/s
USB 2.0 ports quantity	6
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	0
HDD speed	7200 RPM
HDD interface	SATA
Storage media	HDD
Optical drive type	DVD Super Multi
Total storage capacity	500 GB
Chassis type	Micro Tower
Product color	Black
Country of origin	China
Audio chip	Realtek ALC221
Product type	PC
Motherboard chipset	Intel® H110
On-board graphics card ID	1916
Discrete graphics card model	Not available
On-board graphics card model	Intel® HD Graphics 520
On-board graphics card family	Intel® HD Graphics
Maximum on-board graphics card memory	1.74 GB
On-board graphics card OpenGL version	4.4
On-board graphics card base frequency	300 MHz
On-board graphics card DirectX version	12.0
On-board graphics card dynamic frequency (max)	1000 MHz
Number of displays supported (on-board graphics)	3
Sustainability certificates	EPEAT Silver, ENERGY STAR
Power supply	180 W
Operating system installed	FreeDOS
Processor code	SR2EU
Processor ARK ID	88180
Processor package size	42 X 24 mm
Supported instruction sets	SSE4.1, SSE4.2, AVX 2.0
Intel Secure Key Technology version	1.00
Intel Stable Image Platform Program (SIPP) version	0.00

Weight and Dimensions

Depth	355 mm
Width	170 mm
Height	358.8 mm
Weight	6110 g