Lenovo THINKPAD 42421A0 user manual

User manual for the device Lenovo THINKPAD 42421A0

Device: Lenovo THINKPAD 42421A0
Size: 7,56 MB
Date of adding : 2014-08-02 17:57:40
Number of pages: 295
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Lenovo THINKPAD 42421A0 user manual
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Abstracts of contents
Summary of the content on the page No. 1

User Guide
ThinkP ad T520, T520i, and W520

Summary of the content on the page No. 2

Not es: Befor e using this information and the pr oduct it suppor ts, be sur e t o r ead the following: • Safety and W arr anty Guide • Regulat or y Notice • “Impor tant safety information” on page vi • Appendix C “Notices” on page 273 The Safety and W arr anty Guide and the Regulat or y Notice have been uploaded on the W eb sit e. T o r efer t o them, go t o http://suppor t.lenovo.com and click User Guides & Manuals . Then follow the instructions on the scr een. Second Edition (Oct ober 2011) ©

Summary of the content on the page No. 3

Contents Read this first . . . . . . . . . . . . . . v Numeric k eypad . . . . . . . . . . . . 32 Impor tant safety information . . . . . . . . . . vi F unction k ey combinations . . . . . . . . 33 Conditions that r equir e immediat e action . . vii V olume and mut e butt ons . . . . . . . . 36 Safety guidelines . . . . . . . . . . . . vii W indows k ey and Application k ey . . . . . 38 Using the Ultr aNav pointing device . . . . . . . 39 Chapt er 1. P r oduct Over view . . . . . . 1 Using the T

Summary of the content on the page No. 4

T r avel tips . . . . . . . . . . . . . . . 94 Chapt er 7. Enhancing your T r avel accessories . . . . . . . . . . . 94 comput er . . . . . . . . . . . . . . 171 Finding ThinkP ad options . . . . . . . . . . 171 Chapt er 4. Security . . . . . . . . . . 97 Using the serial Ultr abay enhanced . . . . . . 171 A ttaching a mechanical lock . . . . . . . . . 97 P er forming a hot swap . . . . . . . . . . 171 Using passwor ds . . . . . . . . . . . . . . 97 P er forming a warm swap . . . . . . . . . 172

Summary of the content on the page No. 5

Making sur e device drivers ar e curr ent . . . . . 222 Appendix A. Regulat or y Getting the lat est drivers fr om the W eb sit e . . 222 information . . . . . . . . . . . . . 263 Getting the lat est drivers using S yst em W ir eless r elat ed information . . . . . . . . . 263 Updat e . . . . . . . . . . . . . . . . 222 L ocation of the Ultr aConnect wir eless T aking car e of your comput er . . . . . . . . . 222 ant ennas . . . . . . . . . . . . . . . 264 L ocating wir eless r egulat or y notic

Summary of the content on the page No. 6

iv User Guide

Summary of the content on the page No. 7

Read this first Be sur e t o follow the impor tant tips given her e t o continue t o get the most use and enjoyment out of your comput er . F ailur e t o do so might lead t o discomfor t or injur y, or cause your comput er t o fail. When your comput er is turned on or the batt er y is char ging, the base, the palm r est, and some other par ts may become hot. The t emper atur e they r each depends on the amount of syst em activity and the level of char ge in the batt er y . Ext ended contact with

Summary of the content on the page No. 8

P r ot ect your comput er and data when moving it. Befor e moving a comput er equipped with a har d disk drive, do one of the following, and mak e sur e that the power switch is off or is blinking: • T urn it off. • P r ess Fn+F4 t o put it in sleep (standby) mode • P r ess Fn+F12 t o put it in hibernation mode. This will help t o pr event damage t o the comput er , and possible loss of data. Handle your comput er gently . • Do not dr op, bump, scr atch, twist, hit, vibr at e, push, or place hea

Summary of the content on the page No. 9

Conditions that r equir e immediat e action P r oducts can become damaged due t o misuse or neglect. Some pr oduct damage is serious enough that the pr oduct should not be used again until it has been inspect ed and, if necessar y, r epair ed by an authoriz ed ser vicer . As with any electr onic device, pay close att ention t o the pr oduct when it is turned on. On ver y r ar e occasions, you might notice an odor or see a puff of smok e or sparks vent fr om your pr oduct. Or you might hear sound

Summary of the content on the page No. 10

Replaceable Units, or CRUs. L enovo pr ovides documentation with instructions when it is appr opriat e for cust omers t o install options or r eplace CRUs. Y ou must closely follow all instructions when installing or r eplacing par ts. The Off stat e of a power indicat or does not necessarily mean that voltage levels inside a pr oduct ar e z er o. Befor e you r emove the covers fr om a pr oduct equipped with a power cor d, always mak e sur e that the power is turned off and that the pr oduct is

Summary of the content on the page No. 11

P ower cor ds and power adapt ers D ANGER Use only the power cor ds and power adapt ers supplied by the pr oduct manufactur er . 2 The power cor ds shall be safety appr oved. F or Germany, it shall be H05VV -F , 3G, 0.75 mm , or bett er . F or other countries, the suitable types shall be used accor dingly . Never wr ap a power cor d ar ound a power adapt er or other object. Doing so can str ess the cor d in ways that can cause the cor d t o fr ay, cr ack, or crimp. This can pr esent a safety haz

Summary of the content on the page No. 12

Plugs and outlets D ANGER If a r eceptacle (power outlet) that you int end t o use with your comput er equipment appears t o be damaged or corr oded, do not use the outlet until it is r eplaced by a qualified electrician. Do not bend or modify the plug. If the plug is damaged, contact the manufactur er t o obtain a r eplacement. Do not shar e an electrical outlet with other home or commer cial appliances that dr aw lar ge amounts of electricity; other wise, unstable voltage might damage your com

Summary of the content on the page No. 13

Batt eries D ANGER P ersonal comput ers manufactur ed by L enovo contain a coin cell batt er y t o pr ovide power t o the syst em clock. In addition, many mobile pr oducts, such as not ebook comput ers, utiliz e a r echar geable batt er y pack t o pr ovide syst em power when in por table mode. Batt eries supplied by L enovo for use with your pr oduct have been t est ed for compatibility and should only be r eplaced with appr oved par ts. This syst em does not suppor t batt eries that ar e not ge

Summary of the content on the page No. 14

Rechar geable batt er y notice D ANGER Do not att empt t o disassemble or modify the batt er y pack. A tt empting t o do so can cause an e xplosion, or liquid leakage fr om the batt er y pack. A batt er y pack other than the one specified by L enovo, or a disassembled or modified batt er y pack is not cover ed by the warr anty . If the r echar geable batt er y pack is incorr ectly r eplaced, ther e is danger of an e xplosion. The batt er y pack contains a small amount of harmful substances. T o

Summary of the content on the page No. 15

Heat and pr oduct ventilation D ANGER Comput ers, ac power adapt ers, and many accessories can gener at e heat when turned on and when batt eries ar e char ging. not ebook comput ers can gener at e a significant amount of heat due t o their compact siz e. Always follow these basic pr ecautions: • When your comput er is turned on or the batt er y is char ging, the base, the palm r est, and some other par ts may become hot. A void k eeping your hands, your lap, or any other par t of your body in c

Summary of the content on the page No. 16

Electrical curr ent safety information D ANGER Electric curr ent fr om power , t elephone, and communication cables is hazar dous. T o avoid a shock hazar d: • Do not use your comput er during a lightning st orm. • Do not connect or disconnect any cables or per form installation, maint enance, or r econfigur ation of this pr oduct during an electrical st orm. • Connect all power cor ds t o a pr operly wir ed and gr ounded electrical outlet. • Connect t o pr operly wir ed outlets any equipment th

Summary of the content on the page No. 17

Modem safety information D ANGER F or Nor th America T ype: C A UTION: T o r educe the risk of fir e, use only No. 26 A WG or lar ger (for e xample, No. 24 A WG) t elecommunication line cor d list ed by Under writ ers Labor at ories (UL) or cer tified by the C anadian S tandar ds Association (CSA). T o r educe the risk of fir e, electrical shock, or injur y when using t elephone equipment, always follow basic safety pr ecautions as the following: • Do not connect the cable t o or disconnect it f

Summary of the content on the page No. 18

Using headphones or earphones If your comput er has both a headphone connect or and an audio-out connect or , always use the headphone connect or for headphones (also called a headset) or earphones. C A UTION: Ex cessive sound pr essur e fr om earphones and headphones can cause hearing loss. Adjustment of the equaliz er t o maximum incr eases the earphones and headphones output voltage and ther efor e the sound pr essur e level. Ex cessive use of headphones or earphones for a long period of time

Summary of the content on the page No. 19

Chapt er 1. P r oduct Over view This chapt er pr ovides information about the locations of connect ors, locating impor tant pr oduct information, comput er featur es, specifications, oper ating envir onment, and pr einstalled softwar e pr ogr ams. This chapt er contains the following t opics: • “L ocating comput er contr ols, connect ors, featur es, and indicat ors” on page 1 • “L ocating impor tant pr oduct information” on page 17 • “F eatur es” on page 20 • “Specifications” on page 21 • “Oper

Summary of the content on the page No. 20

F r ont view Figur e 1. ThinkP ad T520, T520i, and W520 fr ont view 1 Comput er display 2 Built-in micr ophone (right) 3 P ower switch 4 PCI Expr ess Mini C ar d slot for wir eless W AN or mSA T A solid stat e drive (SSD) 5 PCI Expr ess Mini C ar d slot for wir eless LAN/W iMAX 6 Color sensor 7 Memor y-upgr ade slot 8 T r ackP oint butt ons 9 T r ackP oint pointing stick 10 ThinkV antage butt on 11 S yst em and power -status indicat ors 12 Built-in micr ophone (left) 13 Ultr aConnect wir eless a


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