Lenovo ThinkPad X220 Maintenance Manual

Note:Whenyouinitializethecomputerconguration,somedevicesaredisabled,suchastheserialport.If
youtestoneofthesedevices,youwillneedtoenableitbyusingCongurationutilityforDOS.Theutilityis
availableonthefollowingWebsite:
http://www.lenovo.com/support
PC-Doctorcannotbeusedtotestadevicethatisinthedockingstation,evenifthecomputersupportsthe
dockingstation.TotestaUSBdevice,connectittotheUSBconnectorofthecomputer.
Testingthecomputer
Inthisproduct,youneedanexternalopticaldrivetousetheopticalPC-DoctordiagnosticCDtotest
thehardwarefeatures.
Note:ThePC-DoctorforDOSCD-R/CD-RWdiscsupportsonlytestofinternalopticaldiscdrives(CD-RW,
CD-RW/DVDCombo,andDVDMultidrives)onThinkPadcomputers.Itdoesnotsupporttestofanyoptical
discdrivesconnectedthroughUSBdevices,PCcards,CardBuscards,orsimilar.TheUSBlimitationonly
appliestotestingofthedevice.UsingabootablePC-DoctorforDOSCD/DVD,thecomputercanbe
startedfromaUSBattachedopticaldrive.
Torunthetest,doasfollows:
1.Turnoffthecomputer.
2.Makesurethattheopticaldrivethatissupportedasastartupdeviceisinstalledtothecomputer.
3.Turnonthecomputer.Ifthecomputercannotbepoweredon,goto“Powersystemcheckout”on
page33,andcheckthepowersources.
Ifanerrorcodeappears,goto“Symptom-to-FRUindex”onpage42.
4.WhentheThinkPadlogocomesup,immediatelypressF12toentertheBootMenu.
5.InsertthePC-DoctorCDintotheopticaldrive.
6.PresscursorkeystoselectATAPICDx(x:0,1,...)andthenpressEnter.
7.Followtheinstructionsonthescreen.
8.ThemainpanelofPC-Doctorappears.
9.SelectDiagnosticswiththearrowkeys,andpressEnter.
Note:Youcanselectanitemnotonlywiththearrowkeys,butalsowiththeTrackPoint
®
pointer.
InsteadofpressingEnter,clicktheleftbutton.
Apull-downmenuappears.(Itsexactformdependsonthemodel.)
Note:PC-Doctormenudoesnotmeantheformalsupportdevicelist.Someunsupporteddevicenames
mayappearinthePC-Doctormenu.
Diagnostics
Run Normal Test
Run Quick Test
CPU/Coprocessor
Systemboard
System Memory
Video Adapter
Fixed Disks
Diskette Drives
Other Devices
Communication
Interactive Tests Hardware Info Utility Quit F1=Help
PC-DOCTOR 2.0 Copyright 2008 PC-Doctor, Inc. All Rights Reserved.
Use the cursor keys and ESC to move in menus. Press ENTER to select.
Wireless LAN
Theoptionsonthetestmenuareasfollows:
Chapter3.Generalcheckout29

Lenovo ThinkPad X220 Specifications

General

Bus type	DMI
Stepping	J1
Tjunction	100 °C
Processor cache	3 MB
Processor cores	2
Processor model	i5-2520M
System bus rate	5 GT/s
Processor family	Intel® Core™ i5
Processor series	Intel Core i5-2500 Mobile Series
Processor socket	Socket 988
Processor threads	4
Processor codename	Sandy Bridge
Processor frequency	2.5 GHz
Processor cache type	Smart Cache
Processor lithography	32 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	2.0
Processor boost frequency	3.2 GHz
Processor operating modes	64-bit
ECC supported by processor	No
PCI Express configurations	1x16, 2x8, 1x8+2x4
Thermal Design Power (TDP)	35 W
CPU multiplier (bus/core ratio)	25
Maximum number of PCI Express lanes	16
Internal memory	4 GB
Memory clock speed	1333 MHz
Maximum internal memory	8 GB
HDD capacity	160 GB
SSD capacity	The Solid State Drive's storage capacity in Gigabytes.
HDD interface	SATA
Card reader integrated	Yes
Compatible memory cards	SD
Display diagonal	12.5 \
Display resolution	1366 x 768 pixels
Native aspect ratio	16:9
Graphics card	HD Graphics
Power supply type	AC/DC
Wireless technology	802.11a/g/n
Compatible operating systems	Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional
Charging port type	DC-in jack
USB 2.0 ports quantity	3
Ethernet LAN (RJ-45) ports	1
Operating system installed	Windows 7 Professional
Form factor	Convertible (Swivel)
Product type	Hybrid (2-in-1)
Product color	Black
Processor code	SR048
Processor ARK ID	52229
Processor package size	37.5 x 37.5 (rPGA988B); 31 x 24 (BGA1023) mm
Supported instruction sets	AVX
Intel Identity Protection Technology version	1.00
On-board graphics card ID	0x116
On-board graphics card model	Intel® HD Graphics 3000
On-board graphics card family	Intel® HD Graphics
On-board graphics card base frequency	650 MHz
On-board graphics card dynamic frequency (max)	1300 MHz

Weight and Dimensions

Depth	228.7 mm
Width	305 mm
Height	31.3 mm
Weight	1760 g