Instruction/ maintenance manual of the product Z710 Lenovo
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Lenovo Z710 Hardware Maintenance Manual.
Note: Before usi ng this informat ion and the pr oduct it supports, be su re to read th e general info rmation und er “No tic es” o n page 90. First Edition (August 2013) © Copyright Lenovo 2013.
iii Abou t this man ual ....... ..... ...... ........ ...... ..... ... iv Safet y infor mation ....... ..... ...... ........ ...... ..... .... 1 General s afety ... ........ ..... ..... ..... ........ ..... ..... ..... ..... 2 Electri cal saf ety ....
iv This manual c ontains service and refere nce infor mation for the f ollowing Lenovo prod uct: IdeaP ad Z710 Use this manual to troubleshoot problems. The manual is divide d into the follow ing sectio ns: • The common se ctions provide general inform ation, guide lines, and safe ty informatio n required for servicing comput ers.
Safe ty in forma tio n 1 This chapt er prese nts the following safety informati on that you need to get familiar with before you servic e a Lenovo compu ter: • “General safet y” on page 2 • .
Lenovo Z710 Har dware Main tenance Manual 2 Follow these rules belo w to ensure g eneral safety: • Observe a good h ousekeeping in t he area wher e the machines ar e put during and after the maintenance. • When lif ting any heav y object: 1. Make su re th at you can sta nd sa fely with out slip ping.
Safe ty in forma tio n 3 Observe t he following rules when working on electrical equipments. • Find the r oom emergency power -off (EP O) switch, disconnecting switch, or electrical out let. If an electrical accident occurs, you can t hen operate the switch or unplu g t he po wer c ord qu ickl y .
Lenovo Z710 Har d ware Main tenance Manual 4 • Always look carefully for possib le hazards in your work area. Examples of these hazards are moist floors, nongrounded power extension cables, power surges, and m issing sa fety g rounds. • Do not t ouch live el ectrical circui ts with the r eflective surface of a plastic dental mi rror .
Safe ty in forma tio n 5 The purpos e of this inspection guide is to assis t you in identifyi ng potential unsafe con ditions . As each machine was design ed and built , required safe ty items were installed to protect users and service personnel from injury.
Lenovo Z710 Har d ware Main tenance Manual 6 Any co mputer par t conta ining tran sistor s or integ rated cir cuits (ICs) shou ld be considered sensi tive to e lectrostatic discharge (ESD). ES D damag e can occur when there is a diffe rence in charge between objects.
Safe ty in forma tio n 7 The safety not ices in this se ction are provid ed in English , French, Ger man, Hebre w, Italian, Japan ese, and Sp anish. Safety notices: multilingual translati ons Safe ty .
Lenovo Z710 Har d ware Main tenance Manual 8 Safety notice 2 DANGER Some st andb y batte ries cont ain a small amount of ni cke l and cadmi um. Do not di sasse mble a standby batte ry, r echarge it, th row it into fire or wate r, or short-circuit it. Dispose of the battery as required by local ordinances or regulations.
Safe ty in forma tio n 9 Safety notice 3 DANGER The battery pac k contains small amount s of nickel. Do not disassemble i t, thro w it into fire or wate r, or shor t-cir cuit it. Dis pose of the batt ery pac k as required b y local ordinanc es or regulations.
Lenovo Z710 Har d ware Main tenance Manual 10 Safety notice 4 DANGER The lith ium batt ery can cause a f i re, an ex plosio n, or a severe b urn. D o not recharge it, remov e it s pol ariz ed con necto r, disasse mble it, heat it a bove 100°C (212°F) , incinerate it, or expose its c ell contents to water.
Safe ty in forma tio n 11 Safety notice 5 If the LCD breaks and the flui d from inside t he LCD gets into your eyes or on your hands, immediately wash the affect ed areas with water at least for 15 minutes. Seek medi cal care if an y symptoms caused b y the fluid are present after washing.
Lenovo Z710 Har d ware Main tenance Manual 12 Safety notice 6 DANGER To avo id s hock, d o no t remo ve th e plas tic cove r that prote cts the lower part of the inverter card. Afin d’évite r tout r isque de choc électrique, ne retire z pas l e cache en plastique prot égeant la parti e inférieure de la cart e d’alimentation.
Safe ty in forma tio n 13 Safety notice 8 DANGER Before removing a ny FRU, turn off the compute r, unpl ug al l power co rds from electrical ou tlets, remove the b attery pack, a nd then disconnect any interconn ecting cables .
Lenovo Z710 Har d ware Main tenance Manual 14 Some models of Lenovo computer ar e equipped from the factory with an optical storage dev ice such as a CD-ROM dr ive or a D VD-ROM drive. Such devices are also sold s eparate ly as options . If on e of these drives is installed , it is ce rtified in the U.
Safe ty in forma tio n 15 A CD-ROM drive, a DVD-ROM d rive, or any other st orage device installed ma y contain an embedded Class 3A or Class 3B laser diode.
Lenovo Z710 Har d ware Main tenance Manual 16 This chapt er presen ts the follow ing important se rvice inf ormatio n: • “Stra tegy for replac ing FRUs” on page 16 – “St rateg y for re placi.
Important service infor mation 17 Use the following strategy to prevent unnecessary expense for replacin g and servicing FRUs: • If you are instr ucted to r eplace an FRU, but the r ep lacement does not s olve the problem, reinstall the original FRU before you cont inue.
Lenovo Z710 Har d ware Main tenance Manual 18 RoHS, The Restri ction of Hazard ous Substances in Electrical an d Electr onic Equip ment Directive (2 002/95/EC) is a Europe an Union legal requirement affecting the global electronics industry. RoHS require ments must be impl emented on Lenovo pr oducts placed on the market after June 2006.
General c heckout 19 This chapt er presents the following informatio n: • “What to do first” on pa ge 20 • “Pow er syst em ch eckou t” on pa ge 21 Before yo u go to the ch eckout, make s ure to read th e following i mportan t notes: General checkout Important notes: • Only certified trained personnel can service the computer .
Lenovo Z710 Har d ware Main tenance Manual 20 When you do r eturn an F RU, yo u must inclu de the fo llowing in formation in the parts e xchange form or part s return form th at you attac h to it: 1. Name and phone number of servicer 2. Date of service 3.
General c heckout 21 To verify a sympto m, follow the steps be low: 1. Turn off t he computer. 2. Remove the batter y pack . 3. Connect the AC adap ter. 4. Make su re that pow er is supplied when you turn on the comput er. 5. Turn off t he computer. 6.
Lenovo Z710 Har d ware Main tenance Manual 22 Perform opera tional charging. If the battery statu s indicator or icon does not light on, remove th e battery pack and let it return to room te mperatur e. Reinstall the ba ttery pack. If the c harge indic ator or ic on is stil l off, r epl ace th e batt ery pack.
Rela ted s ervic e in forma tio n 23 This chapt er presents the following informatio n: • “Re storin g the fact ory con tents by using Recover y Disc Set” on page 23 •“ P a s s w o r d s ”.
Lenovo Z710 Har d ware Main tenance Manual 24 7. When all of the data has been copied from the last disc in the set, remove the disc and restart the computer. 8. When the rec overy process i s complete, the W elcome to the Mi crosoft Windows screen is disp layed.
Rela ted s ervic e in forma tio n 25 Note: Power management modes are not support ed for APM operating system. To reduc e powe r cons umpti on, the compu ter ha s thre e powe r manag ement modes : screen blank , sle ep (s tandby), a nd h iberna tion .
Lenovo Z710 Har d ware Main tenance Manual 26 Shutting dow n the c omputer If yo u are not goin g to use y ou r com put er fo r a lo ng t ime , shu t it d own . To s hu t down your computer: • Open the charms bar , t hen select Settings . • Select Power → Shut down .
Lenovo Z710 27 This chapt er presents the following product-spe cific ser vice referenc es and product- specific par ts inform ation: • “Specification s” on page 27 • “Status in dicators” .
Lenovo Z710 Har d ware Main tenance Manual 28 Table 1. Specifi cation s (contin ued) Feature Descript ion I/O port • Extern al monitor connect or • Stereo headphone jack •M i c r o p h o n e j a c k • RJ45 × 1 • USB 2.
Lenovo Z710 29 The syst em sta tus indic ators below sh ow the compu ter stat us: Status indicat ors a.
Lenovo Z710 Har d ware Main tenance Manual 30 Table 2. Sta tus ind icat ors Symbol Indicator status Meaning On (solid white) The computer is p owered on. Blinking The computer is in sleep mode. Off The computer is powered off. On (solid white) The battery has more than 20% charge.
Lenovo Z710 31 The following desc ribes the feat ures of each f u nction key. Table 3. Fn key combina tions Fn + Home: Activa tes the pause func tion. Fn + End : Activa tes th e break f unctio n. Fn + PgU p: Enable s/disab les the scroll loc k. Fn + PgDn: Activates t he system re quest.
Lenovo Z710 Har d ware Main tenance Manual 32 This sect ion present s notic es relate d to remo ving and r eplacing parts. Read th is secti on carefully befo re replacin g any FRU.
Lenovo Z710 33 This section presents exploded figures with the instruc tions to indicate how to remove an d replace the FR U. Mak e sure to obs erve th e follow ing gener al rules : 1. Do not attem pt to service any computer unless you have been trained and cert ifie d.
Lenovo Z710 Har d ware Main tenance Manual 34 1010 Batter y pack Figure 1. Remo val steps of battery pack Unlock th e manu al batter y latch . Holding the spri ng-loade d batt ery latch in the unlo cked pos itio n , remov e the batte ry pack in the direc tion sh own by the arrow .
Lenovo Z710 35 1020 Dummy card (Optional) Figure 2. Rem oval steps of dumm y cards Remove the dummy card in the dire ction shown by arrows . a b 1 2.
Lenovo Z710 Har d ware Main tenance Manual 36 1030 Hard disk drive (HDD)/Memor y/Mini PC I Express Ca rd slot compar tment cover For acc ess, remove t his FRU: • “1010 Batter y pack ” on p age 34 Figure 3.
Lenovo Z710 37 1040 Hard disk drive For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1030 Hard disk drive(HDD)/ Memory/Mini PC I Express Card slot compartm ent cov er” on pag e 36 Figure 4. Remo val steps of hard dis k drive Detach connector .
Lenovo Z710 Har d ware Main tenance Manual 38 Figure 4. Remo val steps of hard dis k drive (conti nued) Pull the t ab up in t he direction shown b y arrow to remove the hard dis k drive from the slot.
Lenovo Z710 39 Figure 4. Remo val steps of hard dis k drive (conti nued) Remo ve four scr ews and detach th e meta l frame f rom the h ard disk drive. Step S crew (quantity) Color Torque P/N M3 × 3 mm , fl at-h ead, ny lok coa ted (1) Black 1.
Lenovo Z710 Har d ware Main tenance Manual 40 1050 Opti cal drive For acc ess, remove t his FRU: • “1010 Batter y pack ” on p age 34 Figure 5. Rem oval steps of op tical drive Remove th e screw . Pull t he opti cal drive out in th e direction shown by arrow .
Lenovo Z710 41 1060 DIMM For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1030 Hard disk drive(HDD)/ Memory/Mini PC I Express Card slot compartm ent cov er” on pag e 36 Figure 6.
Lenovo Z710 Har d ware Main tenance Manual 42 1070 PC I Expres s Mini Car d for wire less LAN/W AN For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1030 Hard disk drive(HDD)/ Memory/Mini PC I Express Card slot compartm ent cov er” on pag e 36 Figure 7.
Lenovo Z710 43 Figure 7 . Removal st eps of PC I Express Mi ni Card fo r wirel ess LAN/WA N (con tinued) Remove the ca rd in the directio n shown by arrow .
Lenovo Z710 Har d ware Main tenance Manual 44 1080 Keyb oard For acc ess, remove t his FRU: • “1010 Batter y pack ” on p age 34 • “1030 Hard disk drive(HDD)/ Memory/Mini PC I Express Card slot compartm ent cov er” on pag e 36 Figure 8. Remo val steps of keyboa rd Push the ba ck of t he keyboa rd in t he direct ion sh own by arrow .
Lenovo Z710 45 Figure 8. Remo val steps of keyboard (continued) Lift the ke yboar d a little , and th en detac h the conne ctor in th e direction shown by arrows .
Lenovo Z710 Har d ware Main tenance Manual 46 1090 Fan as sembly For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1020 Dummy card (Optiona l)” on p age 35 • “1030 Hard disk drive(HDD)/ Memory/Mini PC I Express Card slot compartm ent cov er” on pag e 36 Figure 9.
Lenovo Z710 47 1100 Keyb oard bezel For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1030 Hard disk drive(HDD)/ Memory/Mini PC I Express Card slot compartm ent cov er” on pag e 36 • “1050 Optical drive” on page 40 • “1080 Keyboard” on page 44 • “1090 Fan assembly” on page 46 Figure 10.
Lenovo Z710 Har d ware Main tenance Manual 48 Figure 10. Remo val steps of keyboard bezel (co ntinued) Remo ve f iv e scr ews . Step Screw (qua ntity) Color Torque M2 × 6 mm, flat-head, nylokc oated(5) Black 1.
Lenovo Z710 49 Figure 10. Remo val steps of keyboard bezel (co ntinued) Detach the t ouch pad c onnect or in the d irec tion s hown b y arro ws , power board co nnect or in t he direct ion sh own by arrows ,unplug speakers connec tor in the dir ection sh own by ar row .
Lenovo Z710 Har d ware Main tenance Manual 50 1110 Syst em board For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1020 Dummy card (Optiona l)” on p age 35 .
Lenovo Z710 51 Figure 11. Rem oval steps of system boar d Loosen screws . Step Screw (qua ntity) Color Torque M2.0 × 6 mm, flat-head, nylok -coated (3) Black 2.
Lenovo Z710 Har d ware Main tenance Manual 52 Figure 11. Remo val steps of syste m board (continu ed) Unplu g DC -IN ca ble con necto r , ca mera co nnec tor in t he d irec tio n sho wn by arrow , LCD.
Lenovo Z710 53 Figure 11. Remo val steps of syste m board (continu ed) Remo ve the syst em boar d in the di rect ion show n by arrow . When inst all ing: When a ttach ing th e system b oard to the base cove r, adju st the placement of the jack s, and make sure that both of the USB jacks are atta ched to the holes on the base cove r as shown in .
Lenovo Z710 Har d ware Main tenance Manual 54 1120 LCD unit For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1020 Dummy card (Optiona l)” on p age 35 • .
Lenovo Z710 55 Figure 12. Rem oval steps of LCD unit (continu ed) • Make sure that the LCD connector is attached firmly and mak e sure that you do not pinch t he antenna cables wh en you attach t he LCD assembly . Rout e the LCD cable along the cable guides.
Lenovo Z710 Har d ware Main tenance Manual 56 1130 CPU For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1020 Dummy card (Optiona l)” on p age 35 • “1030.
Lenovo Z710 57 1140 Base co ver, speakers , audio bo ard, po wer boa rd, power assembly a nd heat sink assembly For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • .
Lenovo Z710 Har d ware Main tenance Manual 58 Figure 14. Remo val steps of base cover , speakers, au dio board, power board , power assembly a nd heat sink assem bly (conti nued) Loosen the screw , then remove the audio board in t he direction shown by arrow .
Lenovo Z710 59 Figure 14. Remo val steps of base cover , speakers, au dio board, power board , power assembly a nd heat sink assem bly (conti nued) Remove the power assembly in the dir ection shown by arrow . Loosen scr ew to lift the power board in the direction sh own by arrow .
Lenovo Z710 Har d ware Main tenance Manual 60 Figure 14. Remo val steps of base cover , speakers, au dio board, power board , power assembly a nd heat sink assem bly (conti nued) Loos en fo ur sc rews to lift the heat sink assem bly i n the dir ectio n sho wn by arrow .
Lenovo Z710 61 Note: Applying labels to the base cove r The new bas e cover FRU is ship ped wit h a k it cont aining l abels o f sev eral kinds. When you replace the base cover, you need to appl y the follo wing lab el: The following labels need to be peeled off from t he old base cover, and need to be put on the ne w base cove r.
Lenovo Z710 Har d ware Main tenance Manual 62 1150 LCD fron t bezel For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1020 Dummy card (Optiona l)” on p age 3.
Lenovo Z710 63 Figure 15. Re moval steps of LCD fr ont bezel (Conti nued) Remove the LCD fron t bezel in the direc tion show n by arrows . b b b b b.
Lenovo Z710 Har d ware Main tenance Manual 64 1160 LCD pane l, LCD cable and hing es For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1020 Dummy card (Optiona.
Lenovo Z710 65 Figure 16. Remo val steps of LCD panel, LCD ca ble and hinges (co ntinued) Remove six screws . Lift the LCD panel with hin ges in the direction shown by arrows . Note: The LCD cables are attached to the LCD panel b y a metal connector. Peel off t he adhe sive ta pe and detach t he conne ctor in t h e direct ion shown by arrow .
Lenovo Z710 Har d ware Main tenance Manual 66 1170 Integ rated came ra For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1020 Dummy card (Optiona l)” on p ag.
Lenovo Z710 67 1180 Anten na assem bly and LCD cover For acc ess, remove these F RUs in order: • “1010 Batter y pack ” on p age 34 • “1020 Dummy card (Optiona l)” on p age 35 • “1030 H.
Lenovo Z710 Har d ware Main tenance Manual 68 Front view Integrated camera Wireless anten nas Buil t-in mi crophon e Computer display Speakers Pow er butt on Novo but ton Touch pad System s tatus i nd.
Lenovo Z710 69 Rig ht -sid e view Combo audio jack USB po rt Optical disc drive Kensington s lot a b c d d c b a.
Lenovo Z710 Har d ware Main tenance Manual 70 Bottom and Left-side view AC pow er ada pter jack Ven til at ion s lots VGA port HDMI port RJ-45 port USB po rts Memory card slot Battery latch - manual B.
Lenovo Z710 71 This section presents the followin g service par ts: • “Overall” on page 72 • “LC D FRUs” on page 75 • “Keyboard” on page 77 • “Misce llaneou s parts” o n page 8.
Lenovo Z710 Har d ware Main tenance Manual 72 Over all 2 5 19 16 20 21 9 14 1 6 17 a e (11)12 c 15 b 1 8 7 10 1 3 d 3 4 d f 8 g h.
Lenovo Z710 73 Table 4. Parts list —Overal l No. FRU FRU no. CRU ID 1 LCD unit (see “LCD FRUs” o n page 75.) 2 Keyboard (see “Keyboard” on page 77.
Lenovo Z710 Har d ware Main tenance Manual 74 Table 4. Parts list —Overal l (continued) No. FRU FRU no. CRU ID 13 MT4KTF 25664HZ-1G6E1 2GB DDR3L 1600 11201967 * 13 MT8KTF 51264HZ-1G6J1 4GB DDR3L 160.
Lenovo Z710 75 LCD FRUs In Lenovo Z710, there are followin g types of LCDs. • “17.3-in. HD TFT ” 4 3 5 2 1 2 6 7 8.
Lenovo Z710 Har d ware Main tenance Manual 76 17.3-in. HD T FT Table 5. Parts list —17.3-in. HD TFT No. FRU FRU no. CRU I D 1 DUMBO2 LCD Bezel 90204144 N 2 DUMBO2 LCD B ezel Screw Pack 90204149 N 3 .
Lenovo Z710 77 Keyboard Table 6. Parts list —Keyboa rd Lang uage P/N CRU ID Z710 OKI English 25211262 ** U.K. English 25211263 ** Italian 25211264 ** Spanish 25211265 ** Turkish 25211266 ** Thai 252.
Lenovo Z710 Har d ware Main tenance Manual 78 Table 6. Parts list —Keyboa rd Lang uage P/N CRU ID Z710 (cont inued) OKI (Black) (cont inued) Brazilian 25211370 ** Dutch 25211372 ** Greek 25211373 **.
Lenovo Z710 79 Table 6. Parts list —Keyboa rd (continued ) Lang uage P/N CRU ID Z710 (cont inued) Darfon (Bla ck) Indian 252113 22 ** Bulgarian 25211321 ** Czechoslovakian 252113 20 ** International.
Lenovo Z710 Har d ware Main tenance Manual 80 Table 6. Parts list —Keyboa rd Lang uage P/N CRU ID Z710 (cont inued) JME English 25211 232 ** U.K. English 25211233 ** Italian 25211 234 ** Spanish 252.
Lenovo Z710 81 Table 6. Parts list —Keyboa rd Lang uage P/N CRU ID Z710 (cont inued) JME (B lack) (cont inued) Brazilian 25211339 ** Dutch 25211341 ** Greek 25211342 ** Hebrew 252113 43 ** Hungarian.
Lenovo Z710 Har d ware Main tenance Manual 82 Miscellaneous parts Table 7. Parts li st—Miscel laneous parts FRU P/N CRU ID Syste m m isc ella neo us p arts : • (a) BAMB I HDD Br acket • (b) DUMB.
Lenovo Z710 83 AC adapters Table 8. Parts li st—3-pin AC ada pters Screws Table 9. Parts li st—screw s FRU P/N CRU ID 65W, Delta ADLX65NDC3A 20V3.25A ada pter 36200249 * 65W, Liteon ADL X65NLC3A 20 V3.25A adapter 36200251 * 65W, Chicony ADLX65NCC3A 20V3.
Lenovo Z710 Har d ware Main tenance Manual 84 Power cord s A Lenovo po wer cord fo r a specific count ry or region is usuall y available onl y in that coun try or re gion: Table 10.
Lenovo Z710 85 Table 10. Parts list—3-p in powe r cords (con tinued) Region P/N CRU ID Braz il • Longwell LP-46 +H03VV -F+LS -18 1m 145000564 * Isra el • Longwell LP-41 +H03VV -F+LS -18 1m 14500.
Lenovo Z710 Har d ware Main tenance Manual 86 Table 10. Parts list—3-p in powe r cords (con tinued) Region P/N CRU ID Korea • VOLEX M251 1+ KETI IEC+V AC5S 1m 145000533 * Australia • VOLEX AU10S.
Lenovo Z710 87 Table 10. Parts list—3-p in powe r cords (con tinued) Region P/N CRU ID Argentina • LINETEK LS15+H03VV- F+LP39 1m white 145000584 * Denmark • LINETEK LS15+ H03VV -F+L P-38 1m w hi.
Lenovo Z710 Har d ware Main tenance Manual 88 Table 11. Parts list—2-p in powe r cords Region P/N CRU ID CCC • LINETEK PC205+RVV 0.75/2C+LS7H 1m 145500018 * ARGENTI NA • LINETEK LP40+H 03VVH2-F+.
Lenovo Z710 89 Table 11. Parts list—2-p in powe r cords (con tinued) Region P/N CRU ID Taiw an • Longwell LP-70+VCTFK+LS-31 1m 145500078 * Japan • Longwell L P-51A+VCTF K+LS-7C/7 J 1m 145500079 .
Lenovo Z710 Har d ware Main tenance Manual 90 Lenov o may not offer th e pro ducts , serv ices , or fe atur es dis cuss ed in th is document in all coun tries. Cons ult your local Lenovo representa tive for information on th e products and ser vices currently a vailable in you r area.
Not ic es 91 Any perfor mance data cont ained herein was determined in a controlled environment. Therefore, the res ult obtained in other operating environments may vary si gnificantly.
An important point after buying a device Lenovo Z710 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lenovo Z710 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lenovo Z710 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lenovo Z710 you will learn all the available features of the product, as well as information on its operation. The information that you get Lenovo Z710 will certainly help you make a decision on the purchase.
If you already are a holder of Lenovo Z710, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lenovo Z710.
However, one of the most important roles played by the user manual is to help in solving problems with Lenovo Z710. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lenovo Z710 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
