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Dell Latitude E7250: руководство по обслуживанию

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Dell Latitude E7250: руководство по обслуживанию

Specifications

NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For more information about the configuration of your computer, go to Help and Support in your Windows operating system and select the option to view information about your computer.

Table 1. System Information. This section gives you system information.
Feature	Specification
Chipset	Wildcat Point LP
DRAM bus width	64-bit
Flash EPROM	SPI 32 Mbits, 64 Mbits
PCIe bus	100 MHz
External Bus Frequency	DMI (5GT/s)

Table 2. Processor. This section gives you processor information.
Feature	Specification
Types	Intel Core i3 / i5 / i7
L3 cache	3 MB, 4MB, 6 MB, and 8 MB

Table 3. Memory. This section gives you memory information.
Feature	Specification
Memory connector	Two SODIMM slots
Memory capacity	2GB, 4GB, or 8GB
Memory type	DDR3L SDRAM (1600MHz)
Minimum memory	2 GB
Maximum memory	16 GB

Table 4. Audio. This section gives you audio information.
Feature		Specification
Type		Four-channel high-definition audio
Controller:
	Latitude E7250	Realtek ALC3235
	Latitude 7250	Realtek AL3234
Stereo conversion		24-bit (analog-to-digital and digital-to-analog)
Interface:
	Internal	High-definition audio
	External	Microphone-in, stereo headphones, and headset combo connector
Speakers		Two
Internal speaker amplifier		2 W (RMS) per channel
Volume controls		Hot keys

Table 5. Video. This section gives you video information.
Feature		Specification
Type		Integrated on system board
Controller:
	UMA	Intel HD Graphics 5500
Data bus		PCI-E Gen2 x4
External display support		one HDMI one mDP NOTE: Supports one VGA, two DP/DVI ports through Docking station.

Table 6. Camera. This section gives you camera information.
Features	Specification
HD camera resolution	1280 x 720 pixels (Non Touch)
FHD camera resolution	1920 x 1080 pixels (Touch)
Video Resolution (maximum)	1280 x 720 pixels
Diagonal viewing angle	74 °

Table 7. Communications. This section gives you communication information.
Features	Specification
Network adapter	10/100/1000 Mb/s Ethernet (RJ-45)
Wireless	Internal wireless local area network (WLAN) and wireless wide area network (WWAN) Bluetooth 4.0

Table 8. Ports and Connectors. This section gives you ports and connectors information.
Features	Specification
Audio	One microphone/stereo headphone/speakers connector
Video	one HDMI one mDP
Network adapter	RJ-45 connector
USB 3.0	One USB 3.0, one PowerShare
Memory card reader	Support upto SD4.0
Micro Subscriber Identity Module (uSIM) card	One
Docking port	One

Table 9. Display. This section gives you display information.
Feature		Specification
		Latitude 7250
Type		HD	FHD W/Touch
Dimensions:
	Height	181.4 mm (7.14 inches)	194.9 mm (7.67 inches)
	Width	290.5 mm (11.4 inches)	302.8 mm (11.9 inches)
	Diagonal	3.0 mm (0.1 inch)	5.95 mm (0.23 inch)
Maximum resolution		1366 x 768	1920 x 1080
Refresh rate		60 Hz/48 Hz	60 Hz/48 Hz
Minimum Viewing Angles:
	Horizontal	+/-40°	+/-80°
	Vertical	+10°/-30°	+/-80°
Pixel pitch		0.2025 x 0.2025	0.144 x 0.144

Table 10. Keyboard. This section gives you keyboard information.
Feature	Specification
Number of keys	United States: 82 keys, United Kingdom: 83 keys, Brazil: 84 keys, and Japan: 86keys

Table 11. Touchpad. This section gives you touchpad information.
Feature		Specification
		Latitude 7250
Active Area:
	X-axis	99.5 mm
	Y-axis	53.0 mm

Table 12. Battery. This section gives you battery information.
Feature			Specification
Type			3-cell Lithium Polymer battery with ExpressCharge 4-cell Lithium Polymer battery with ExpressCharge
Dimensions:			Latitude 7250
	3–cell/4–cell
		Depth	80.75 mm (3.18 inches)
		Height	7.20 mm (0.28 inch)
		Width	282.00 mm (11.10 inches)
Weight:
	3-cell		250.00 g (0.55 lb)
	4–cell		300.00 g (0.66 lb)
Voltage
	3-cell		11.10 VDC
	4–cell		7.40 VDC
Life span			300 discharge/charge cycles
Temperature range:
	Operating		Charge: 0 °C to 50 °C (32 °F to 158 °F) Discharge: 0 °C to 70 °C ( 32 °F to 122 °F)
	Non-Operating		–20 °C to 65 °C (4 °F to 149 °F)
Coin-cell battery			3 V CR2032 lithium coin cell

Table 13. AC Adapter. This section gives you AC adapter information.
Feature		Specification
Type		65 W and 90 W
Input voltage		90 VAC to 264 VAC
Input current (maximum)		1.50 A
Input frequency		47 Hz to 63 Hz
Output power		65 W and 90 W
Output current		3.34 A and 4.62 A
Rated output voltage		19.5 VDC
Weight		230 g (65 W) and 285 g (90 W)
Dimensions		107x46x29.5 mm (65W) / 130x66 x22 mm (90W)
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. This section gives you physical information.
Feature		Latitude 7250 Non-Touch	Latitude 7250 Touch
Front Height		17.8 mm ( 0.70 inch)	17.8 mm ( 0.70 inch)
Back Height		19.4 mm (0.7 inch)	21.0 mm (0.8 inch)
Width		310.5 mm (12.22 inches)
Depth		211.0 mm (8.3 inches)
Weight (with 3-cell battery)		1.26 kg (2.79lb)	1.45 kg (3.21lb)
Light Weight Configurable Items:
Weight Bound		1.42 kg (3.13lb)	1.57 kg (3.47lb)
Weight Target		1.32 kg (2.91lb)	1.52 kg (3.37lb)

Table 15. Environmental. This section gives you environmental information.
Feature		Specification
Temperature:
	Operating	0 °C to 60 °C (32 °F to 140 °F)
	Storage	–51 °C to 71 °C (–59 °F to 159 °F)
Relative humidity (maximum):
	Operating	10 % to 90 % (non condensing)
	Storage	5 % to 95 % (non condensing)
Altitude (maximum):
	Operating	–15.2 m to 3048 m (–50 to 10,000 ft) 0° to 35°C
	Non-Operating	–15.24 m to 10,668 m (–50 ft to 35,000 ft)
Airborne contaminant level		G2 or lower as defined by ISA S71.04–1985