Dell Latitude 7280 User Manual (English)

Questions and Answers:

R
robertsonmaryAug 16, 2025
What to do if my Dell Latitude 7280 Laptop battery is swollen?
- I
  iwallaceAug 16, 2025
  If you notice that the lithium-ion battery in your Dell laptop is swollen, discontinue using the laptop. Discharge the battery by disconnecting the AC adapter and allowing it to drain completely. Replace the swollen battery and dispose of it properly. You may also contact Dell product support to explore options for replacing the swollen battery under your warranty or service contract.
M
mherreraAug 19, 2025
What to do if my Dell Latitude 7280 Laptop shows system board failure error code 1-2?
- T
  Tyler JonesAug 19, 2025
  If your Dell Laptop displays error code 1-2, indicating a system board failure, flash the latest BIOS version. If the problem continues after updating the BIOS, the system board should be replaced.
J
Jeremiah HallAug 21, 2025
What to do if my Dell Laptop doesn't detect memory/RAM (error code 2-3)?
- K
  Keith HarrellAug 22, 2025
  If your Dell Laptop shows error code 2-3, indicating that no memory/RAM is detected, first confirm that the memory module is installed properly. If the issue persists, replace the memory module.
D
Daniel MartinAug 25, 2025
What to do if my Dell Latitude 7280 has memory/RAM failure (error code 2-4)?
- M
  Michael ShepardAug 26, 2025
  If your Dell Laptop displays error code 2-4, indicating a memory/RAM failure, try resetting and swapping the memory modules among the slots. If the problem persists, replace the memory module.
R
Ronald BarkerAug 28, 2025
What to do if my Dell Laptop has invalid memory installed (error code 2-5)?
- V
  Victoria LeonAug 28, 2025
  If your Dell Laptop shows error code 2-5, indicating invalid memory is installed, reset and swap the memory modules among the slots. If the problem continues, replace the memory module.
J
Jennifer AllenAug 31, 2025
What to do if my Dell Laptop displays BIOS Recovery image not found (error code 3-3)?
- B
  Billy FloydAug 31, 2025
  If your Dell Laptop shows error code 3-3 indicating that the BIOS Recovery image was not found, flash the latest BIOS version. If the problem persists, replace the system board.
K
Keith DavisSep 2, 2025
What to do if my Dell Latitude 7280 Laptop has LCD failure (error code 2-7)?
- R
  Robert HurstSep 3, 2025
  If your Dell Laptop displays error code 2-7, which indicates an LCD failure, replace the LCD module.
C
Christopher HarrisSep 5, 2025
What to do if my Dell Latitude 7280 battery is stuck due to swelling?
- J
  Jesse RileySep 6, 2025
  If the battery in your Dell Laptop is stuck in the device because of swelling, do not try to free it. Puncturing, bending, or crushing a swollen battery can be dangerous.
V
valerieraySep 9, 2025
What to do if my Dell Latitude 7280 has power rail failure (error code 3-5)?
- K
  Kristin RussellSep 9, 2025
  If your Dell Laptop displays error code 3-5, indicating a power rail failure, replace the system board.

Dell Latitude 7280 Specifications

General

Form factor	Clamshell
Product type	Laptop
Product color	Black
Market positioning	Business
Bus type	OPI
Stepping	H0
Tjunction	100 °C
Processor cache	3 MB
Processor cores	2
Processor model	i5-7200U
System bus rate	4 GT/s
Processor family	Intel® Core™ i5
Processor socket	BGA 1356
Processor threads	4
Processor codename	Kaby Lake
Configurable TDP-up	25 W
Processor frequency	2.5 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	3.1 GHz
Processor operating modes	64-bit
ECC supported by processor	No
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
Memory slots	1x SO-DIMM
Internal memory	8 GB
Memory clock speed	2400 MHz
Memory form factor	SO-DIMM
Internal memory type	DDR4-SDRAM
Maximum internal memory	16 GB
SSD capacity	The Solid State Drive's storage capacity in Gigabytes.
Storage media	SSD
Card reader integrated	Yes
Total storage capacity	256 GB
Compatible memory cards	SD
Number of SSDs installed	1
Intel segment tagging	Home Office, Small Business
Pixel pitch	0.144 x 0.144 mm
Display diagonal	12.5 \
Display brightness	300 cd/m²
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
Maximum on-board graphics card memory	32 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
Audio chip	Realtek ALC3246
Speaker power	2 W
Video capturing speed	30 fps
Front camera resolution	1280 x 720 pixels
WWAN	Installed
Wi-Fi standards	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	4.1
Top Wi-Fi standard	Wi-Fi 5 (802.11ac)
Ethernet LAN data rates	10, 100, 1000 Mbit/s
HDMI version	1.4
Charging port type	DC-in jack
USB 2.0 ports quantity	0
Pointing device	Touchpad
Battery capacity	60 Wh
Battery technology	Lithium
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
Password protection type	BIOS, Supervisor, User
Operating altitude	-15.2 - 3048 m
Non-operating altitude	-15.2 - 10668 m
Storage temperature (T-T)	-51 - 71 °C
Operating temperature (T-T)	0 - 60 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 90 %
Sustainability certificates	ENERGY STAR
Processor code	SR2ZU
Processor ARK ID	95443
Processor package size	42 x 24 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2
Intel Identity Protection Technology version	1.00
Intel Stable Image Platform Program (SIPP) version	0.00
Motherboard chipset	Intel SoC