HP 280 G3 User Manual

System board
1. Prepare the computer for disassembly (Preparation for disassembly on page 15).
2. Remove the access panel (Access panel on page 16).
3. Remove the front bezel (Front bezel on page 21).
4. Remove the fan duct (Fan duct on page 32).
5. Remove the fan sink (Fan sink on page 33).
6. Remove the optical drive (Optical drive on page 23).
7. Remove the drive cage (Hard drive on page 25).
8. When replacing the system board, make sure the following components are removed from the defective
system board and installed on the replacement system board:
●
Memory modules (Memory on page 28)
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WLAN module (WLAN module on page 26)
●
M.2 solid-state drive (Solid-state drive module on page 27)
●
Expansion cards (Expansion card on page 17)
●
Processor (Processor on page 34)
9. Disconnect the remaining cables from the system board, noting their locations for reconnection.
10. Remove the eight Torx screws (1) that secure the system board to the chassis.
11. Lift the front of the board up, and then pull it toward the front and out of computer (2).
To install the system board, reverse the removal procedure.
NOTE: When replacing the system board, you must also change the chassis serial number in the BIOS.
CAUTION: When reconnecting the cables it is important that they be positioned correctly.
System board 37

HP 280 G3 Specifications

General

Memory slots	2x DIMM
Internal memory	8 GB
Memory clock speed	2666 MHz
Internal memory type	DDR4-SDRAM
Maximum internal memory	32 GB
Tjunction	100 °C
Processor cache	9 MB
Processor cores	6
System bus rate	8 GT/s
Processor family	Intel® Core™ i5
Processor socket	LGA 1151 (Socket H4)
Processor frequency	3 GHz
Processor cache type	Smart Cache
Processor lithography	14 nm
Processor manufacturer	Intel
PCI Express slots version	3.0
Processor boost frequency	4.4 GHz
Processor operating modes	64-bit
PCI Express configurations	1x8+2x4, 1x16, 2x8
Thermal Design Power (TDP)	65 W
Number of processors installed	1
Maximum number of PCI Express lanes	16
Memory bandwidth supported by processor (max)	41.6 GB/s
Maximum internal memory supported by processor	128 GB
HDD speed	7200 RPM
HDD interface	SATA
Storage media	HDD
Total HDDs capacity	1000 GB
Card reader integrated	-
On-board graphics card	Yes
On-board graphics card ID	0x3E92
On-board graphics card model	Intel® UHD Graphics 630
Maximum on-board graphics card memory	64 GB
On-board graphics card OpenGL version	4.5
On-board graphics card base frequency	350 MHz
On-board graphics card DirectX version	12.0
On-board graphics card dynamic frequency (max)	1100 MHz
Number of displays supported (on-board graphics)	3
Microphone in	No
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
Chassis type	SFF
Product color	Black
Placement supported	Horizontal/Vertical
Product type	PC
Motherboard chipset	Intel® H370
HP segment	Business
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Power supply	180 W
Scalability	1S
Processor ARK ID	134895
Processor package size	37.5 x 37.5 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2
Thermal solution specification	PCG 2015C

Weight and Dimensions

Depth	296 mm
Width	95 mm
Height	270 mm
Weight	4200 g