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User Guide
ThinkP ad S431
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Not es: Befor e using this information and the pr oduct it suppor ts, be sur e t o r ead and understand the following: • Safety, W arr anty, and Setup Guide • Regulat or y Notice • “Impor tant safety information” on page vi • Appendix D “Notices” on page 131 The Safety, W arr anty, and Setup 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/ThinkP adUserGuides and follow the instructions on the scr een. First Edition (Ma
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Contents Read this first . . . . . . . . . . . . . . v Using the AMD Switchable Gr aphics featur e . . . 35 Impor tant safety information . . . . . . . . . . vi Using audio featur es . . . . . . . . . . . . 35 Conditions that r equir e immediat e action . . vii Using the int egr at ed camer a . . . . . . . . . 36 Safety guidelines . . . . . . . . . . . . vii Using a media car d . . . . . . . . . . . . . 36 Inser ting a media car d . . . . . . . . . . 37 Chapt er 1. P r oduct over view . . . . .
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Chapt er 6. Replacing devices . . . . . 63 Memor y module pr oblems . . . . . . . . 102 S tatic electricity pr evention . . . . . . . . . . 63 Networking pr oblems . . . . . . . . . . 102 Disabling the built-in batt er y . . . . . . . . . 63 P r oblems with the k eyboar d and other pointing devices . . . . . . . . . . . . . . . . 104 Replacing the base cover assembly . . . . . . 64 P r oblems with the display and multimedia Replacing the har d disk drive or solid-stat e drive . 65 devices . . .
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Batt er y r ecycling information for the Eur opean T r ademarks . . . . . . . . . . . . . . . . 132 Union . . . . . . . . . . . . . . . . . . 126 Batt er y r ecycling information for T aiwan . . . . . 127 Appendix E. Restriction of Hazar dous Batt er y r ecycling information for the Unit ed S tat es Substances Dir ective (RoHS) . . . . 133 and C anada . . . . . . . . . . . . . . . . 127 Eur opean Union RoHS . . . . . . . . . . . 133 Recycling information for China . . . . . . . . 127 China RoHS
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iv User Guide
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Read this first Be sur e t o follow the impor tant tips given her e 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 activity and the lev
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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 ensur e that the power butt on is off or is blinking: • T urn it off. • P ut it in sleep 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 , display, or e xt
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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
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that the power is turned off and that the pr oduct is unplugged fr om any power sour ce. If you have any questions or concerns, contact the Cust omer Suppor t Cent er . Although ther e ar e no moving par ts in your comput er aft er the power cor d has been disconnect ed, the following warnings ar e r equir ed for your safety . C A UTION: Hazar dous moving par ts. K eep fingers and other body par ts away . C A UTION: Befor e r eplacing any CRUs, turn off the comput er and wait thr ee t o five min
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T o pr event possible overheating, do not cover the power adapt er with clothing or other objects when the power adapt er is plugged int o an electrical outlet. Ext ension cor ds and r elat ed devices Ensur e that e xt ension cor ds, sur ge pr ot ect ors, unint erruptible power supplies, and power strips that you use ar e r at ed t o handle the electrical r equir ements of the pr oduct. Never overload these devices. If power strips ar e used, the load should not e x ceed the power strip input r
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Hazar dous voltage, curr ent, and ener gy levels ar e pr esent inside any component that has this label attached. Ther e ar e no ser viceable par ts inside these components. If you suspect a pr oblem with one of these par ts, contact a ser vice t echnician. Ext ernal devices C A UTION: Do not connect or disconnect any e xt ernal device cables other than USB cable while the comput er power is on; other wise, you might damage your comput er . T o avoid possible damage t o attached devices, wait at
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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
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F or your safety, always follow these basic pr ecautions with your comput er: • K eep the cover closed whenever the comput er is plugged in. • Regularly inspect the outside of the comput er for dust accumulation. • Remove dust fr om vents and any per for ations in the be z el. Mor e fr equent cleanings might be r equir ed for comput ers in dusty or high-tr affic ar eas. • Do not r estrict or block any ventilation openings. • Do not oper at e your comput er inside furnitur e, as this might incr e
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Liquid cr ystal display (L CD) notice C A UTION: The liquid cr ystal display (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 ely wash the affect ed ar eas with wat er for at least 15 minut es; if any sympt oms ar e pr esent aft er washing, get medical car e. Not e: F or pr oducts with mer cur y-containing fluor escent lamps (for e xample, non-LED), th
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Save these instructions. xiv User Guide
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Chapt er 1. P r oduct over view This chapt er pr ovides information about the locations of connect ors, locations of impor tant pr oduct labels, comput er featur es, specifications, oper ating envir onment, and pr einstalled 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 8 • “F eatur es” on page 10 • “Specifications” on page 11 • “Oper ating envir onment” on
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1 C amer a Use the camer a t o tak e pictur es or hold a video confer ence. F or details, see “Using the int egr at ed camer a” on page 36 . 2 Micr ophones The micr ophones captur e sound and voice when used with an application pr ogr am capable of handling audio. 3 P ower butt on Use the power butt on t o turn on the comput er . ® ® T o turn off the comput er , use the S tar t menu shutdown option on the Micr osoft W indows 7 oper ating syst em. F or the Micr osoft W indows 8 oper ating syst em
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9 F an louvers The louvers and int ernal fan enable air t o cir culat e in the comput er t o ensur e pr oper cooling, especially the cooling of the micr opr ocessor . Not e: The fan louvers ar e locat ed behind the hinge. Right-side view Figur e 2. Right-side view Not e: Y our comput er might look slightly differ ent fr om the illustr ation above. 1 Media car d r eader slot 4 USB 3.0 connect or 2 Combo audio jack 5 Security-lock slot 3 High Definition Multimedia Int er face (HDMI) por t 1 Media
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• If you ar e using a headset with a function switch, for e xample, a headset for a mobile digital device, do not pr ess this switch while using the headset. If you pr ess it, the headset micr ophone will be disabled, and the int egr at ed micr ophones on the comput er will be enabled inst ead. • The combo audio jack does not suppor t a conventional micr ophone. F or mor e information, see “Using audio featur es” on page 35 . 3 High Definition Multimedia Int er face (HDMI) por t A digital audio
