Dell Latitude 5280 User Manual

Changing the audio settings
1 Tap or touch the Search the web and Windows and type Dell Audio.
2 Start the Dell Audio utility from the left pane.
WLAN cards
This laptop supports the Intel 8265 with and without Bluetooth or Qualcomm 1820 with Bluetooth card
NOTE: Qualcomm xxxxxx (for example: QCA61x4A) is a product of Qualcomm Technologies, Inc
Secure Boot screen options
Option Description
Secure Boot Enable This option enables or disables the Secure Boot feature.
• Disabled
• Enabled
Default setting: Enabled.
Expert Key
Management
Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable Custom
Mode option is disabled by default. The options are:
• PK
• KEK
• db
• dbx
If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear. The options are:
• Save to File—Saves the key to a user-selected file
• Replace from File—Replaces the current key with a key from a user-selected file
• Append from File—Adds a key to the current database from a user-selected file
• Delete—Deletes the selected key
• Reset All Keys—Resets to default setting
• Delete All Keys—Deletes all the keys
NOTE: If you disable the Custom Mode, all the changes made will be erased and the keys will restore to
default settings.
Hard drive options
This laptop supports HDD, M.2 SATA SSD, and M.2 PVIe NVMe.
Technology and components
57

Dell Latitude 5280 Specifications

General

Form factor	Clamshell
Product type	Laptop
Product color	Black
Market positioning	Business
Memory slots	2x SO-DIMM
Internal memory	4 GB
Memory clock speed	2400 MHz
Memory form factor	SO-DIMM
Internal memory type	DDR4-SDRAM
Maximum internal memory	32 GB
Memory layout (slots x size)	1 x 4 GB
3D	No
AC adapter included	Yes
HDD size	2.5 \
HDD speed	7200 RPM
HDD interface	SATA III
Storage media	HDD
Total storage capacity	500 GB
Compatible memory cards	SD
Number of HDDs installed	1
Pixel pitch	0.2025 x 0.2025 mm
Display surface	Matt
Display diagonal	12.5 \
Display brightness	200 cd/m²
Display resolution	1366 x 768 pixels
Native aspect ratio	16:9
On-board graphics card ID	0x5916
Discrete graphics card model	Not available
On-board graphics card model	Intel® HD Graphics 620
On-board graphics card family	Intel® HD Graphics
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)	1100 MHz
Audio chip	Realtek ALC3253
Speaker power	2 W
Number of built-in speakers	2
Front camera resolution	1280 x 720 pixels
Front camera resolution (numeric)	0.92 MP
Wi-Fi standards	Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	4.2
Ethernet LAN data rates	10, 100, 1000 Mbit/s
SmartCard slot	-
Charging port type	DC-in jack
USB 2.0 ports quantity	0
Pointing device	Touchpad
Operating system architecture	64-bit
Battery voltage	11.4 V
Battery capacity	42 Wh
Number of battery cells	3
AC adapter power	65 W
AC adapter frequency	50 - 60 Hz
AC adapter input voltage	100 - 240 V
AC adapter output current	3.34 A
AC adapter output voltage	19.5 V
Cable lock slot type	Noble
Operating altitude	0 - 3048 m
Non-operating altitude	0 - 10668 m
Storage temperature (T-T)	-40 - 65 °C
Operating temperature (T-T)	0 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 90 %
Sustainability certificates	ENERGY STAR
Bus type	OPI
Stepping	H0
Tjunction	100 °C
Processor cache	3 MB
System bus rate	4 GT/s
Processor family	Intel® Core™ i5
Processor series	Intel Core i5-7300 Mobile Series
Processor socket	BGA 1356
Processor threads	4
Processor codename	Kaby Lake
Configurable TDP-up	25 W
Processor frequency	2.6 GHz
Processor cache type	Smart Cache
Configurable TDP-down	7.5 W
Processor lithography	14 nm
Processor manufacturer	Intel
PCI Express slots version	3.0
Processor boost frequency	3.5 GHz
PCI Express configurations	1x2+2x1, 1x4, 2x2, 4x1
Thermal Design Power (TDP)	15 W
Configurable TDP-up frequency	2.7 GHz
Configurable TDP-down frequency	0.8 GHz
Maximum number of PCI Express lanes	12
Processor code	SR340
Processor ARK ID	97472
Processor package size	42 X 24 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2
Intel Identity Protection Technology version	1.00

Weight and Dimensions

Depth	211.3 mm
Width	305.15 mm
Height	21.4 mm
Weight	1360 g