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, the DELL logo, and Inspiron

™

are trademarks of Dell Inc. Microsoft

and Windows

are either trademarks

or registered trademarks of Microsoft Corporation in the United States and/or other countries. Intel

is a

registered trademark and Core

™

is a trademark of Intel Corporation in the U.S. and other countries. AMD

is a

registered trademark of Advanced Micro Devices, Inc. Bluetooth

is a registered trademark owned by Bluetooth

SIG, Inc. and is used by Dell under license.

2013 - 10 A01

Regulatory Model: P33G/P25F | Type: P33G001/P33G002/P25F001/P25F002

Computer Model: Inspiron 5420/5425/5520/5525/7420/7520

Specifications

14R/M421R/15R/M521R

Summary of content (10 pages)

PAGE 1
4R/M421R/15R/M521R Specifications © 2012–2013 Dell Inc. Dell™, the DELL logo, and Inspiron™ are trademarks of Dell Inc. Microsoft® and Windows® are either trademarks or registered trademarks of Microsoft Corporation in the United States and/or other countries. Intel® is a registered trademark and Core™ is a trademark of Intel Corporation in the U.S. and other countries. AMD® is a registered trademark of Advanced Micro Devices, Inc. Bluetooth® is a registered trademark owned by Bluetooth SIG, Inc.
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Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Height (front and back) 28.88 mm to 31.60 mm (1.14 inches to 1.24 inches) 30.03 mm to 34.10 mm (1.18 inches to 1.34 inches) Width 347.00 mm (13.66 inches) 378.00 mm (14.88 inches) Depth 240.00 mm (9.45 inches) 252.00 mm (9.92 inches) Weight (with 6-cell battery) 2.40 kg (5.30 lb) NOTE: The weight of your laptop will vary depending on the configuration ordered and the manufacturing variability. 2.78 kg (6.
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Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Connectors two internally-accessible DDR3 SODIMM sockets two internally-accessible DDR3 SODIMM sockets Capacities 2 GB and 4 GB 2 GB and 4 GB Minimum memory 2 GB 2 GB Maximum memory 8 GB 8 GB Memory type 1600 MHz DDR3 SODIMM 1600 MHz DDR3 SODIMM Memory configurations supported 2 GB, 4 GB, 6 GB, and 8 GB 2 GB, 4 GB, 6 GB, and 8 GB Communications Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Mod
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Audio Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Controller Conexant CX20672-21Z Conexant CX20672-21Z Speaker 2W 2W Internal microphone support single digital microphone in camera assembly single digital microphone in camera assembly Volume controls program menus and keyboard media control keys program menus and keyboard media control keys Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Integrated Intel HD graphics (Inspiron 14R-5420) • Int
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Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Integrated Shared Shared Discrete 1 GB (Inspiron 14R-5420, Inspiron M421R-5425) 1 GB (Inspiron 15R-5520, Inspiron M521R-5525) 2 GB (Inspiron 14R-7420) 2 GB (Inspiron 15R-7520) Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Audio one microphone-in port one stereo headphone/ microphone combo port one digital microphone one microphone-in port one stereo headphone/ speaker port one digital microphone Mini
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Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Height 20 mm (0.79 inches) 20 mm (0.79 inches) Width 208 mm (8.19 inches) 208 mm (8.19 inches) Depth 51 mm (2.00 inches) 51 mm (2.00 inches) Weight 0.33 kg (0.73 lb) 0.33 kg (0.73 lb) Voltage 11.1 VDC 11.
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Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Output current (continuous) 3.34 A (Inspiron 14R-5420/7420) 4.62 A (Inspiron 14R-5420/7420, Inspiron M421R-5425) 3.34 A/4.62 A Output power 65 W (Inspiron 14R-5420/7420) 90 W (Inspiron 14R-5420/7420, Inspiron M421R-5425) 65 W/90 W Rated output voltage 19.50 +/– 1 VDC 19.
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Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 240 cpi 240 cpi Height 52.7 mm (2.07 inches) sensor-active area 52.7 mm (2.07 inches) sensor-active area Width 97.0 mm (3.82 inches) rectangle 97.0 mm (3.82 inches) rectangle Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 102 (U.S.) 103 (United Kingdom) 106 (Japan) 105 (Brazil) 102 (U.S.
PAGE 9
Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Type 14.0” HD WLED TrueLife (1366 x 768) 14.0” HD+ WLED TrueLife (optional) (1600 x 900) (Inspiron 14R-5420/7420) 15.6” HD WLED TrueLife (1366 x 768) 15.6” FHD WLED, AG (optional) (1920 x 1080) Maximum resolution 1600 x 900 (Inspiron 14R5420/7420) 1366 x 768 (Inspiron M421R-5425) 1920 x 1080 Height 173.95 mm (6.85 inches) 193.54 mm (7.62 inches) Width 309.40 mm (12.18 inches) 344.23 mm (13.55 inches) Diagonal 355.60 mm (14.
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Inspiron 14R-5420/7420/ M421R-5425 Inspiron 15R-5520/7520/ M521R-5525 Operating 0 °C to 35 °C (32 °F to 95 °F) 0 °C to 35 °C (32 °F to 95 °F) Storage –40 °C to 65 °C (–40 °F to 149 °F) –40 °C to 65 °C (–40 °F to 149 °F) Computer environment Temperature range Relative humidity (maximum) Operating 10 % to 90 % (non-condensing) 10 % to 90 % (non-condensing) Storage 10 % to 95 % (non-condensing) 10 % to 95 % (non-condensing) Maximum vibration (using a random vibration spectrum that simulates user