Lenovo ThinkPad E420 user manual

User manual for the device Lenovo ThinkPad E420

Device: Lenovo ThinkPad E420
Size: 4,44 MB
Date of adding : 2014-08-02 17:57:40
Number of pages: 194
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Lenovo ThinkPad E420 user manual
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Abstracts of contents
Summary of the content on the page No. 1

User Guide
ThinkP ad Edge E420 and E520

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 173 The Safety and W arr anty Guide and the Regulat or y Notice have been uploaded t o the W eb sit e. T o r efer t o them, go t o http://w w w .lenovo.com/suppor t , and then click User Guides & Manuals . Thir d Edition (Oct ober 2011) © Copyright L enovo 2011. LIMIT

Summary of the content on the page No. 3

Contents Read this first . . . . . . . . . . . . . . v Using the Ultr aNav pointing device . . . . . . . 31 Impor tant safety information . . . . . . . . . . vi Using the T r ackP oint pointing device . . . . 31 Conditions that r equir e immediat e action . . vii Using the t ouch pad . . . . . . . . . . . 33 Safety guidelines . . . . . . . . . . . . vii Behavior of the Ultr aNav and an e xt ernal mouse . . . . . . . . . . . . . . . . 34 Chapt er 1. P r oduct Over view . . . . . . 1 Adding the Ul

Summary of the content on the page No. 4

Notice on deleting data fr om your har d disk drive Installing Int el Chipset Suppor t for W indows . . . . . . . . . . . . . . . . . . . . 67 2000/XP/V ista/7 . . . . . . . . . . . . 112 Using and understanding fir ewalls . . . . . . . 67 Installing drivers and softwar e . . . . . . . 112 P r ot ecting data against viruses . . . . . . . . 67 ThinkP ad Setup . . . . . . . . . . . . . . 113 Config menu . . . . . . . . . . . . . . 113 Chapt er 5. Recover y over view . . . . 69 Dat e and time menu

Summary of the content on the page No. 5

Appendix A. Regulat or y r at ed curr ent less than or equal t o 20 A per phase . . . . . . . . . . . . . . . . 168 information . . . . . . . . . . . . . 163 L enovo pr oduct ser vice information for W ir eless r elat ed information . . . . . . . . . 163 T aiwan . . . . . . . . . . . . . . . . 168 L ocation of the Ultr aConnect wir eless Additional r egulat or y information . . . . . . . 168 ant ennas . . . . . . . . . . . . . . . 164 L ocating wir eless r egulat or y notices . . . . 165 Appendi

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. P r ot ect yourself fr om the heat that your comput er gener at es. 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 activit

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 ut it in sleep (standby) mode. • P ut 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 heav y objects on your comput er , di

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

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 unplugged fr om any power sour ce. F or mor e information on CRUs, r efer t o the Replacing devices for thi

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. Never att empt t o open or ser vice any batt er y . Do not

Summary of the content on the page No. 14

Lithium coin cell batt er y notice D ANGER Danger of e xplosion if batt er y is incorr ectly r eplaced. When r eplacing the lithium coin cell batt er y, use only the same or an equivalent type that is r ecommended by the manufactur er . The batt er y contains lithium and can e xplode if not pr operly used, handled, or disposed of. Do not: • Thr ow or immerse int o wat er • Heat t o mor e than 100°C (212°F) • Repair or disassemble Dispose of the batt er y as r equir ed by local or dinances or r e

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

D ANGER Some laser pr oducts contain an embedded Class 3A or Class 3B laser diode. Not e the following. Laser r adiation when open. Do not star e int o the beam, do not view dir ectly with optical instruments, and avoid dir ect e xposur e t o the beam. Liquid cr ystal display (L CD) notice C A UTION: The L CD is made of glass, and r ough handling or dr opping the comput er can cause the L CD t o br eak. If the L CD br eaks and the int ernal fluid gets int o your eyes or on your hands, immediat e

Summary of the content on the page No. 18

Notice for users in the U .S.A. Many PC pr oducts and accessories contain cor ds, cables or wir es, such as power cor ds or cor ds t o connect the accessor y t o a PC. If this pr oduct has such a cor d, cable or wir e, then the following warning applies: W ARNING Handling the cor d on this pr oduct or cor ds associat ed with accessories sold with this pr oduct will e xpose you t o lead, a chemical known t o the S tat e of C alifornia t o cause cancer , and bir th defects or other r epr oductive

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, and indicat ors” on page 1 • “L ocating impor tant pr oduct information” on page 13 • “F eatur es” on page 15 • “Specifications” on page 18 • “Oper ating envir

Summary of the content on the page No. 20

F r ont view ThinkP ad Edge E420 fr ont view Figur e 1. ThinkP ad Edge E420 fr ont view 1 Ultr aConnect wir eless ant ennas (left) 2 Int egr at ed high sensitivity webcam 3 Built-in micr ophone 4 Ultr aConnect wir eless ant ennas (right) 5 P ower switch 6 Fingerprint r eader 7 S yst em-status indicat ors (illuminat ed ThinkP ad logo) 8 Built-in st er eo speak er (right) 9 T r ackP oint pointing stick 10 T r ackP oint butt ons 11 T ouch pad butt ons 12 T ouch pad 13 Built-in st er eo speak er (le


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