Lenovo ThinkPad Edge E520 Hardware Maintenance Manual

Aboutthismanual
ThismanualcontainsserviceandreferenceinformationforthefollowingThinkPad
®
products.
ThinkPadEdgeE520
MachineType(MT)1143and1144
ThinkPadEdgeE525
MT1200
Usethismanualalongwiththeadvanceddiagnosticteststotroubleshootproblems.
Important:
ThismanualisintendedonlyfortrainedservicetechnicianswhoarefamiliarwithThinkPadproducts.Use
thismanualalongwiththeadvanceddiagnosticteststotroubleshootproblemseffectively.
BeforeservicingaThinkPadproduct,besuretoreadalltheinformationunderChapter1“Safety
information”onpage1
andChapter2“Importantserviceinformation”onpage27.
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Lenovo ThinkPad Edge E520 Specifications

General

Memory slots	2x SO-DIMM
Internal memory	4 GB
Memory clock speed	1333 MHz
HDD speed	5400 RPM
HDD interface	SATA
Processor cache	3 MB
Display diagonal	15.6 \
Display resolution	1366 x 768 pixels
AC adapter power	65 W
Operating system installed	Windows 7 Professional
Infrared data port	No
Speaker power	1 W