Dell Latitude 3540 Owner's Manual

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Specifications

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Table 1. System Information
Feature		Description
DRAM bus width		64 bits and 128 bits
Flash EPROM		8 MB

Table 2. Processor
Feature	Description
Type	Intel Core i3 ULV (4th Generation) Intel Core i5 ULV (4th Generation) Intel Core i7 ULV (4th Generation)
L1 cache	64 KB
L2 cache	256 KB
L3 cache	Up to 4 MB

Table 3. Memory
Feature	Description
Memory connector	two internally accessible DDR3L connectors
Memory capacity	2 GB and 4 GB
Memory type	1600 MHz (dual channel DDR3L configuration)
Minimum memory	2 GB, 4 GB, 6 GB, and 8 GB
Maximum memory	8 GB

Table 4. Audio
Feature		Description
Type		2 channel high definition audio
Controller		Realtek ALC3223
Stereo conversion		24-bit (analog to digital and digital to analog)
Interface		Intel HDA bus
Speakers		2 x 2 W
Volume controls		program menu and keyboard media-control keys

Table 5. Video
Feature			Description
Video type			Integrated on system board / discrete
Video controller:
	UMA		Intel HD Graphics 4400 (shared memory)
	Discrete
		Latitude 3440	NVIDIA GeForce GT740M (2GB DDR3)
		Latitude 3540	AMD Radeon HD 8850M (2GB DDR5)
Data bus:
	Latitude 3440		64 bits
	Latitude 3540		128 bits

Table 6. Camera
Feature		Description
Camera resolution		0.92 megapixels
Video resolution (maximum)		1280 x 720 (HD) at 30 fps (maximum)
Diagonal viewing angle		66°

Table 7. Communication
Feature	Description
Network adapter	10/100/1000 Mbps Ethernet LAN on Motherboard (LOM)
Wireless	Wi-fi 802.11 b/g/n bluetooth 4.0

Table 8. Ports and Connectors
Feature		Description
Audio		one headphone/microphone combo port (headset)
Video		one 19-pin VGA port
Network adapter		one RJ45 port
USB:
	Latitude 3440	two USB 3.0 ports (rear one with window debug) one USB 2.0 port
	Latitude 3540	two USB 3.0 ports (rear one with window debug) two USB 2.0 port
NOTE: The powered USB 3.0 connector also supports Microsoft Kernel Debugging. The ports are identified in the documentation shipped with your computer.
Media card reader		one 4-in-1 slot

Table 9. Display
Feature		Latitude 3440	Latitude 3540
Type		14.0 inches HD WLED	15.6 inches HD WLED
Height		205.60 mm (8.09 inches)	344.23 mm (13.55 inches)
Width		320.90 mm (12.63 inches)	193.54 (7.61 inches)
Diagonal		355.60 mm (14.00 inches)	396.24 mm (15.60 inches)
Active area (X/Y)		309.40 mm x 173.95 mm (12.18 inches x 6.85 inches)	344.23 x 193.54 mm (13.55 inches x 7.61 inches)
Maximum resolution		1366 x 768 pixels
Maximum brightness		200 nits
Operating angle		0° (closed) to 135°	0° (closed) to 140°
Refresh rate		60 Hz
Minimum viewing angles:
	Horizontal	40°/40°
	Vertical	10°/30°
Pixel pitch		0.2265 mm x 0.2265 mm	0.252 mm x 0.252 mm
External display		VGA

Table 10. Keyboard
Feature			Description
Number of keys:
	Latitude 3440		US 86, Brazil 87, UK 87 and Japan 90
	Latitude 3540		US 102, Brazil 105, UK 103 and Japan 106

Table 11. Touchpad
Feature			Description
Active area:			240 dpi
	X-axis		56.00 mm (2.20 inches)
	Y-axis		100.00 mm (3.94 inches)

Table 12. Battery
Feature				Description
Type				4-cell “smart” lithium ion (40 WHr) 6-cell “smart” lithium ion (65 WHr)
Dimensions:
	Height			4–cell — 20.00 mm (0.79 inch) 6–cell — 35.40 mm (1.39 inches)
	Width			46.30 mm (1.82 inches)
	Depth			272.40 mm (10.72 inches)
	Weight			4–cell — 260 g 6–cell — 360 g
Life span				300 discharge/charge cycle
Voltage				14.80 VDC (4–cell) 11.10 VDC (6–cell)
Temperature range:
	Operating			0 °C to 35 °C (32 °F to 95 °F)
	Non-Operating			–40 °C to 65 °C (–40 °F to 149 °F)
Coin-cell battery				3 V CR2032 lithium ion

Table 13. AC Adapter
Feature		Description
Type		65 W and 90 W
Input voltage		100 VAC to 240 VAC
Input current (maximum)		1.50 A/1.60 A/1.70 A/2.50 A
Input frequency		50 Hz–60 Hz
Output power		65 W/90 W
Output current		3.34 A/4.62 A
Rated output voltage		19.50 VDC
Temperature range:
	Operating	0 °C to 40 °C (32 °F to 104 °F)
	Non-Operating	–40 °C to 70 °C (–40 °F to 158 °F)

Table 14. Physical
Physical			Latitude 3440		Latitude 3540
			Non-Touch	Touch	Non-Touch	Touch
Height:
	with 4-cell battery		25.00 mm (0.98 inch)	27.90 mm (1.10 inches)	25.30 mm (1.00 inch)	27.85 mm (1.10 inches)
	with 6-cell battery		29.60 mm (1.17 inches)	32.90 mm (1.30 inches)	31.30 mm (1.23 inches)	33.85 mm (1.33 inches)
Width			346.00 mm (13.62 inches)		376.00 mm (14.80 inches)
Depth			245.00 mm (9.65 inches)		259.00 mm (10.20 inches)
Weight (minimum):
	with 4-cell battery		2.00 kg (4.30 lb)	2.20 kg (4.85 lb)	2.20 kg (4.85 lb)	2.50 kg (5.51 lb)
	with 6-cell battery		2.10 kg (4.60 lb)	2.35 kg (5.18 lb)	2.35 kg (5.18 lb)	2.65 kg (5.84 lb)

Table 15. Environmental
Feature		Description
Temperature:
	Operating	0 °C to 35 °C (32 °F to 95 °F)
	Storage	–40 °C to 65 °C (–40 °F to 149 °F)
Relative humidity (maximum):
	Operating	10 % to 90 % (non-condensing)
	Storage	10 % to 95 % (non-condensing)
Altitude (maximum):
	Operating	–15.2 m to m (–50 to ft) 0° to 35°C
	Non-Operating	–15.2 m to 10,668 m (–50 ft to 35,000 ft)
Airborne contaminant level		G1 as defined by ISA-S71.04-1985