Dell Inspiron 14R (5420, Mid 2012) User Manual

© 2012–2013 Dell Inc.Dell™, the DELL logo, and Inspiron™ are trademarks of Dell Inc. Microsoft® and Windows® are either trademarks or registered trade

Computer environmentInspiron 14R-5420/7420/M421R-5425Inspiron 15R-5520/7520/ M521R-5525Temperature rangeOperating 0 °C to 35 °C (32 °F to 95 °F)0 °

DimensionsInspiron 14R-5420/7420/M421R-5425Inspiron 15R-5520/7520/ M521R-5525Height (front and back) 28.88 mm to 31.60 mm (1.14 inches to 1.24 inch

MemoryInspiron 14R-5420/7420/M421R-5425Inspiron 15R-5520/7520/ M521R-5525Connectors two internally-accessible DDR3 SODIMM socketstwo internally-acce

AudioInspiron 14R-5420/7420/M421R-5425Inspiron 15R-5520/7520/ M521R-5525Controller Conexant CX20672-21Z Conexant CX20672-21Z Speaker 2 W 2 WInternal

VideoInspiron 14R-5420/7420/ M421R-5425Inspiron 15R-5520/7520/ M521R-5525Video memoryIntegrated Shared SharedDiscrete 1 GB (Inspiron 14R-5420, Inspi

BatteryInspiron 14R-5420/7420/M421R-5425Inspiron 15R-5520/7520/ M521R-55256-cell “smart” lithium ionHeight 20 mm (0.79 inches) 20 mm (0.79 inches)

Power adapterInspiron 14R-5420/7420/ M421R-5425Inspiron 15R-5520/7520/ M521R-5525Output current (continuous)3.34 A (Inspiron 14R-5420/7420)4.62 A (

TouchpadInspiron 14R-5420/7420/M421R-5425Inspiron 15R-5520/7520/ M521R-5525X/Y position resolution (graphics table mode)240 cpi 240 cpiSizeHeight 52

DisplayInspiron 14R-5420/7420/M421R-5425Inspiron 15R-5520/7520/ M521R-5525Type 14.0” HD WLED TrueLife (1366 x 768)14.0” HD+ WLED TrueLife (optional)