Home

Lenovo Essential B50-45

1. 50 1140 Fan and heat sink assembly 1150 Speakers and battery board 1160 LCD unit and base cover 1170 LCD front bezel nnn 59 1180 LCD panel 1190 LCD hinges 1200 Antenna LCD cable and integrated camera Locations Front view Right side view Bottom and left side view Parts list Overall LCD FRUs Keyboard Miscellaneous parts AC adapters Screws Power cords AA 83 Trademarks een 84 iii iv This manual contains service and reference information for the following Lenovo product Lenovo B50 30 B50 30 Touch B50 45 B50 70 Use this manual to troubleshoot problems The manual is divided into the following sections The common sections provide general information guidelines and safety information required for servicing computers The product specific section includes service reference and product specific parts information Important This manual is intended only for trained servicers who are familiar with Lenovo products Use this manual to troubleshoot problems effectively Before servicing a Lenovo product make sure to read all the information under Safety information on page 1 and Important service information on page 16 Lenovo B50 30 B50 30 Touch B50 45 B50 70 This chapter presents the following safet
2. TUNI C Notes No WLAN amp BT Label h case align the Indonesia rating label i to the WLAN amp BT label h 57 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual For Windows 8 operating System Note Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds When you replace the base cover you need to apply the following labels The following labels need to be peeled off from the old base cover and put on the new base cover El Palm Rest Label D ES label VGA label bl CPU label Rating label Rating print label El WLAN amp BT Label Indonesia rating label GML Label For some models you also need to apply one or two FCC labels Check the old base cover if it has one or two FCC labels find duplicates of them in the label kit and apply them to the new base cover For the location of each label refer to the following figure B50 30 B50 30 Touch B50 45 B50 70 CODOGOGDGCOCDOGOGOGOGOL LULU CODOOOODODOODOODOD ELE CU LUUT bach mL Notes No WLAN amp BT Label g case align the Indonesia rating label h to the WLAN amp BT label g HO O
3. Y 236170 8170975220509 Las bater as contienen peque as cantidades de n quel No las desmonte recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo bater as que se encuentren en la lista de piezas al sustituir la bater a La utilizaci n de una bater a no apropiada puede provocar la ignici n o explosi n de la misma d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual ys Safety notice 4 N DANGER The lithium battery can cause a fire an explosion or a severe burn Do not recharge it remove its polarized connector disassemble it heat it above 100 C 212 incinerate it or expose its cell contents to water Dispose of the battery as reguired by local ordinances or regulations Use only the battery in the appropriate parts listing Use of an incorrect battery can result in ignition or explosion of the battery La pile de sauvegarde contient du lithium Elle pr sente des risques d incendie d explosion ou de br lures graves Ne la rechargez pas ne retirez pas son connecteur polaris et ne la d montez pas Ne l exposez pas une temperature sup rieure 100 C ne la faites pas br ler et n en exposez pas le contenu l eau Mettez la pile au rebut conform ment la r glementation en vigueur Une pile inappropri e risque de prendre feu ou d exploser Die Systembatterie ist eine Lithiumbat
4. 58 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1170 LCD front bezel For access remove these FRUs 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 39 1060 PCI Express Mini Card for wireless LAN WAN on page 40 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 1110 Led board on page 48 1130 System board on page 50 1160 LCD unit and base cover on page 55 Figure 17 Removal steps of LCD front bezel Remove the LCD front bezel in the direction by arrow 59 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 1180 LCD panel For access remove these FRUs in order 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 39 1060 PCI Express Mini Card for wireless LAN WAN on page 40 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 1110 Led board on page 48 1130 System board on page 50 1160 LCD unit and base cover on page 55 1170 LCD front bezel on page 59 Figure 18 Removal steps of LCD panel Remove four screws EN Step Screw quantity Color Torque 11 M2 x 4 mm flat head nylok coated 4 Black 1 5 2 0kgf cm 60 Lenovo B50 30 B5
5. n utiliser que les mod les cit s dans la liste de pieces d tach es ad quate En effet une batterie inappropri e risque de prendre feu ou d exploser Akkus enthalten geringe Mengen von Nickel Sie d rfen nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sondermiill beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren 5p Sw MOP nya PIN nbbyen INA n5510n TINN NN 25235 PR TP V AMN 5372 IN 099 YN WN INN nnpnn P by WINI n55Y0n n55Y0n 15105 AINA p wnnwn v DMA mom D nn ANNAN t p5nn nnw a HDN DIY TION NI AINA VIV 7799107 TINI AINON IW mssiann YN ANAT 537 La batteria contiene piccole quantita di nichel Non smontarla gettarla nel fuoco o nell acqua n cortocircuitarla Smaltirla secondo la normativa in vigore DPR 915 82 successive disposizioni e disposizioni locali Quando si sostituisce la batteria utilizzare soltanto i tipi inseriti nell appropriato Catalogo parti L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa RIF V RYT EE TVEEZENTWWET yF Y 7127 RELEY KETO FECHA ATEO Ya RE R TEEN 57 0 ORIO TL WH A REDRA E HSRC FES C CHEW Av7U y7 ex SEE e yR REDD Roky TU AED
6. 34 1030 Bottom slot cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 39 1060 PCI Express Mini Card for wireless LAN WAN on page 40 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 1110 Led board on page 48 1130 System board on page 50 1160 LCD unit and base cover on page 55 1170 LCD front bezel on page 59 1180 LCD panel on page 60 1190 LCD hinges on page 62 Figure 20 Removal steps of Antenna LCD cable and integrated camera Disconnect the camera connector in the direction shown by arrow H Remove the camera from the LCD cover in the direction by arrow 63 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Figure 20 Removal steps of Antenna LCD cable and integrated camera Release two antenna cables and one LCD cable from the cable guide Detach the adhesive of the antenna to remove them in the direction by arrow El When installing Route the antenna cables along the cable guides and secure the antenna boards with adhesive tapes As you route the cables make sure that they are not subjected to any tension Tension can cause the cables to be damaged by the cable guides or a wire to be broken Make sure that the camera connector is attached firmly 64 Lenovo B50 30 B50 30 Touch B50 45 B50 70 Locations EE Front view H Integrated camera Built in microphone El Wirele
7. Cable ZIWB3 IO Board Cable ZIWBS Docking Cable DIS ZIWB3 Docking Cable UMA ZIWB3 Docking DC IN Cable DIS ZIWB3 Docking DC IN Cable UMA FRU no 90205409 90205411 90205428 90205518 90205524 90205525 90205517 90205521 90205522 90205549 90205550 90205523 CRUID ZZZZZZZZZZZZ Lenovo B50 30 B50 30 Touch B50 45 B50 70 AC adapters Table 9 Parts list 3 pin AC adapters FRU P N CRU ID Delta ADLX45NDC3A 20V 2 25A adapter 36200602 Lieton ADLX45NLC3A 20 2 25 adapter 36200606 id Chicony ADLX45NCC3A 20V 2 25A 36200610 Delta ADP 65FD 36200249 A Lieton ADLX65NLC3A 20V 3 25A adapter 36200607 t Chicony ADLX65NCC3A 20V 3 25A adapter 36200611 Screws Table 10 Screw list FRU P N CRUID ZIWB2 Screw Hinge LCD ODDBRK ODD 90205437 ZIWB2 Screw Lower KB 90205438 ZIWB2 Screw Fan MB FAN Lower 90205439 ZIWB2 Screw HingeBRK LCD Cover 90205440 ZIWB2 Screw HingeBRK LCD Bezel 90205441 ZIWB2 Screw HDDBRK HDD 90205442 N ZIWB2 Screw IO Board Lower MB Lower 90205443 ZIWB2 Screw Hinge BRK LCD Cover 90205502 79 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Power cords A Lenovo power cord for a specific country or region is usually available only in that country or region Table 11 Parts list 3 pin power cords Region P N CR UID Brazil 145 000596 LINETEK LS15 LP26A 1m Brazil 145 000564 Longwell LP 46 H03VV F LS 18 1m Brazil 145 000527 e VOLE
8. Danmark e VOLEX MP233D H03VV F VAC5S 1m Danmark lux 0048 H03VV F 0 75 3C 0011 1m Argentina e LINETEK LS15 H03VV F LP39 1m Argentina Longwell LP 24 H03VV F LS 18 1m Argentina e VOLEX VA2073 H03VV F VAC5S 1m Argentina lux 0040 H03VV F 0 75 3C 0011 1m P N 145 000590 145 000558 145 000533 145 500008 145 000591 145 000559 145 000535 145 500009 145 000586 145 000554 145 500010 145 000598 145 000566 145 000534 145 500014 145 000599 145 000567 145 000528 145 500015 CR UID Lenovo B50 30 B50 30 Touch B50 45 B50 70 Notices Lenovo may not offer the products services or features discussed in this document in all countries Consult your local Lenovo representative for information on the products and services currently available in your area Any reference to a Lenovo product program or service is not intended to state or imply that only that Lenovo product program or service may be used Any functionally equivalent product program or service that does not infringe any Lenovo intellectual property right may be used instead However it is the user s responsibility to evaluate and verify the operation of any other product program or service Lenovo may have patents or pending patent applications covering subject matter described in this document The furnishing of this document does not give you any license to these patents LENOVO GROUP LTD PROVIDES THIS PUBLI
9. Manual Figure 4 Removal steps of hard disk drive continued Remove four screws E and detach the hard disk drive from the metal frame in the direction shown by arrow Ef Step Screw quantity Color Torque E M3 x 3 mm flat head nylok coated 4 Silver 2 5 3 0kgf cm When installing Make sure that the HDD connector is attached firmly 38 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1050 DIMM For access remove these FRUs in order 1010 Battery pack on page 33 1030 Bottom slot cover on page 36 Figure 5 Removal steps of DIMM Release the two latches on both edges of the socket at the same time in the direction shown by arrows and then unplug the DIMM in the direction shown by arrow When installing Insert the notched end of the DIMM into the socket Push the DIMM firmly and pivot it until it snaps into the place Make sure that it is firmly fixed in the slot and difficult to be moved For B50 30 Two memory channels are supported Both channels have memory of same size and ranks It is a must that SODIMM is inserted in SLOT1 39 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 1060 PCI Express Mini Card for wireless LAN WAN For access remove these FRUs in order 1010 Battery pack on page 33 1030 Bottom slot cover on page 36 Figure 6 Removal steps of PCI Express Mini Card for wireless LAN WAN Disconnect the two wireless LAN cab
10. access remove these FRUs 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 39 1060 PCI Express Mini Card for wireless LAN WAN on page 40 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 1110 Led board on page 48 Figure 13 Removal steps of system board Disconnect the speaker connector in the direction by arrow EN 50 Lenovo B50 30 B50 30 Touch B50 45 B50 70 Figure 13 Removal steps of system board continued Disconnect the ODD board connector and the USB board connector in the direction shown by arrow Then disconnect the EDP connector in the direction shown by arrow E Step Screw quantity Color n M2 5 x 4 mm flat head nylok coated 2 Black El M2x5mnm flat head nylok coated 1 Silver B M2x3mnm flat head nylok coated 2 Black Torgue 2 0 2 5kgf cm 1 5 2 0kgf cm 1 0 1 5kgf cm 51 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Figure 13 Removal steps of system board continued For B50 70 on select models Disconnect the two docking connectors by arrows then remove the system board in the direction by arrow EJ For B50 30 B50 30 Touch B50 45 B50 70 Pull the DC IN connector from its cavity in the direction by arrow and remove the system board in the direction shown by arro
11. board Detach the adhesive of the led board by arrow EN Peel off the FPC of the led board by arrow to remove it When installing Make sure that the led connector is attached firmly Lenovo B50 30 B50 30 Touch B50 45 B50 70 1120 Docking board on select models For access remove these FRUs 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 Figure 12 Removal steps of docking board Disconnect two connectors in the direction by arrow Ell E Remove two screws Then remove the docking board in the direction by arrow Ef Step Screw quantity Color Torque E M2 5 x 4 mm flat head nylok coated 2 Black 2 0 2 5kgf cm When installing Make sure that the two connectors are attached firmly 49 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 1130 System board Important notices for handling the system board When handling the system board bear the following in mind Be careful not to drop the system board on a bench top that has a hard surface such as metal wood or composite Avoid rough handling of any kind In the whole process make sure not to drop or stack the system board If you put a system board down make sure to put it only on a padded surface such as an ESD mat or conductive corrugated material i lt For
12. both Intel Intel Core 2 Duo The following is a trademark of Advanced Micro Devices Inc AMD Other company product or service names may be the trademarks or service marks of others
13. dimensioni siano nella corretta posizione e non siano sparse all interno dell elaboratore Verificare cid scuotendo l elaboratore e prestando attenzione ad eventuali rumori eventuali parti o pezzetti metallici possono provocare cortocircuiti pericolosi FRU AOE ANS RIC AU LOMO EE UMCB ERICA CRA CWT amp fe HEL REV Sa PHI Data Dar y E THRU DWEUD 3 Oe RR a 5 00 9 Antes de encender el sistema despues de sustituir una FRU compruebe que todos los tornillos muelles y dem s piezas peque as se encuentran en su sitio y no se encuentran sueltas dentro del sistema Compru belo agitando el sistema y escuchando los posibles ruidos que provocar an Las piezas met licas pueden causar cortocircuitos el ctricos d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual ys Safety notice 2 N DANGER Some standby batteries contain a small amount of nickel and cadmium Do not disassemble a standby battery recharge it throw it into fire or water or short circuit it Dispose of the battery as reguired by local ordinances or regulations Use only the battery in the appropriate parts listing Use of an incorrect battery can result in ignition or explosion of the battery Certaines batteries de secours contiennent du nickel et du cadmium Ne les d montez pas ne les rechargez pas ne les exposez ni au feu ni l eau Ne les mettez pas en court c
14. i tipi inseriti nell appropriato Catalogo parti L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa Kaaf kel DRT RORY TVED FR VABFENTWS ET LER PNY TY BEB JT Ko PORE ER ETIDRW CS RAV No FU ABETO dy i ig o Eo T SEV TIA VA NCb v7 Y ED Bok Ry FU 2 yF Y A KLED ans 5550 Algunas baterias de reserva contienen una pequena cantidad de niquel y cadmio No las desmonte ni recargue ni las eche al fuego o al agua ni las cortocircuite Des chelas tal como dispone la normativa local Utilice s lo bater as que se encuentren en la lista de piezas La utilizaci n de una bater a no apropiada puede provocar la ignici n o explosi n de la misma Lenovo B50 30 B50 30 Touch B50 45 B50 70 Safety notice 3 N DANGER The battery pack contains small amounts of nickel Do not disassemble it throw it into fire or water or short circuit it Dispose of the battery pack as required by local ordinances or regulations Use only the battery in the appropriate parts listing when replacing the battery pack Use of an incorrect battery can result in ignition or explosion of the battery La batterie contient du nickel Ne la d montez pas ne l exposez ni au feu ni l eau Ne la mettez pas en court circuit Pour la mettre au rebut conformez vous la r glementation en vigueur Lorsque vous remplacez la batterie veillez
15. into the beam do not view directly with optical instruments and avoid direct exposure to the beam Radiagao por raio laser ao abrir Nao olhe fixo no feixe de luz nao olhe diretamente por meio de instrumentos ticos e evite exposic o direta com o feixe de luz HOT RIOR MENE FER BBR AE Ee Rayonnement laser si carter ouvert Evitez de fixer le faisceau de le regarder directement avec des instruments optiques ou de vous exposer au rayon Laserstrahlung bei ge ffnetem Ger t Nicht direkt oder ber optische Instrumente in den Laserstrahl sehen und den Strahlungsbereich meiden Kinyit skor l zersug r Ne n zzen bele se szabad szemmel se optikai eszk z kkel Ker lje a sug rnyal bbal val rintkez st Aprendo l unit vengono emesse radiazioni laser Non fissare il fascio non guardarlo direttamente con strumenti ottici e evitare l esposizione diretta al fascio Ked je laserov jednotka otvoren Vyhnite sa priamemu poh adu a nehladte priamo s optick mi n strojmi do l ta a vyhnite sa priamemu vystaveniu l ov PITS Le F HERB S YU HERE ow T 0 Eo TE H EUL
16. the controls correctly and use the approved probe leads and accessories for that tester Stand on suitable rubber mats obtained locally if necessary to insulate you from grounds such as metal floor strips and machine frames Observe the special safety precautions when you work with very high voltages instructions for these precautions are in the safety sections of maintenance information Be extremely careful when you measure the high voltages Regularly inspect and maintain your electrical hand tools for safe operational condition Do not use worn or broken tools and testers Never assume that power has been disconnected from a circuit First check it to make sure that it has been powered off d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Always look carefully for possible hazards in your work area Examples of these hazards are moist floors nongrounded power extension cables power surges and missing safety grounds Do not touch live electrical circuits with the reflective surface of a plastic dental mirror The surface is conductive such touching can cause personal injury and machine damage Do not service the following parts with the power on when they are removed from their normal operating places in a machine Power supply units Pumps Blowers and fans Motor generators and similar units This practice ensures correct grounding of the units If an electrical accident occ
17. 0 30 Touch B50 45 B50 70 Figure 18 Removal steps of LCD panel continued Turn over the LCD module in the direction as shown by arrow Disconnect the connector by arrow BH to remove the LCD panel in the direction by arrow When installing Make sure that the LCD panel connector is attached firmly 61 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 1190 LCD hinges For access remove these FRUs 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 39 1060 PCI Express Mini Card for wireless LAN WAN on page 40 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 1110 Led board on page 48 1130 System board on page 50 1160 LCD unit and base cover on page 55 1170 LCD front bezel on page 59 1180 LCD panel on page 60 Figure 19 Removal steps of hinges Remove two screws H and six screws Remove the hinges in the direction shown by arrow E Step Screw quantity Color Torque 11 M2 x 4 mm flat head nylok coated 2 Black 1 5 2 0kgf cm B M2 5 x4 mm flat head nylok coated 6 Black 2 0 2 5kgf cm 62 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1200 Antenna LCD cable and integrated camera For access remove these FRUs in order 1010 Battery pack on page 33 1020 Optical drive on page
18. 05532 90007315 90007316 90007266 90007267 90205533 90205533 90205556 90205537 90205557 CRU ZZZZZZZZZZZZZZZZZZG Keyboard Lenovo B50 30 B50 30 Touch B50 45 B50 70 Table 7 Parts list Keyboard Language Dafon English U K English Italian Spanish Turkish Thailand Portugue Latin Canada English amp French Korean Tradational Chinese Russian French German Arabic Brazilian Japanese Dutch Greek Hebrew Hungarian Nordic Belgian Iceland Slovenian Swiss International English Czechoslovakian Bulgarian India P N 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 4785 4786 4787 4788 4789 4790 4791 4792 4793 4794 4795 4796 4797 4798 4799 4800 4801 4802 4803 4804 4805 4806 4807 4808 4809 4810 4811 4812 4813 4814 CRU ID 75 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 76 Table 7 Parts list Keyboard continued Language Sunrex English U K English Italian Spanish Turkish Thailand Portugue Latin Canada English amp French Korean Tradational Chinese Russian French German Arabic Brazilian Japanese Dutch Greek Hebrew Hungarian Nordic Belgian Iceland Slovenian Swiss International English Czechoslovakian Bulgarian India P N 252 252 252 252 252 252
19. 20 Optical drive on page 34 1030 Bottom slot cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 39 1060 PCI Express Mini Card for wireless LAN WAN on page 40 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 1110 Led board on page 48 1130 System board on page 50 Figure 15 Removal steps of speakers and battery board Remove two screws four screws EJ Remove the speakers and the battery board in the direction by arrow Kf Step Screw quantity Color Torque H V25x4mm flat head nylok coated 2 Black 2 0 2 5kgf cm El M2x2mm flat head nylok coated 4 Black 1 0 1 5kgf cm When installing Route the speakers cables along the cable guides 54 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1160 LCD unit and base cover F or access remove these FRUs 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 39 1060 PCI Express Mini Card for wireless LAN WAN on page 40 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 1100 USB board and ODD board on page 47 1110 Led board on page 48 1120 Docking board on select models on page 49 1130 System board on page 50 Figure 16 Removal steps of LCD unit and base cover Release the two antenna cables from the cable guides by arrows Remo
20. 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 4755 4756 4757 4758 4759 4760 4761 4762 4763 4764 4765 4766 4767 4768 4769 4770 4771 4772 4773 4774 4775 4776 4777 4778 4779 4780 4781 4782 4783 4784 CRU ID Lenovo B50 30 B50 30 Touch B50 45 B50 70 Table 7 Parts list Keyboard continued Language Chicony English U K English Italian Spanish Turkish Thailand Portugue Latin Canada English amp French Korean Tradational Chinese Russian French German Arabic Brazilian Dutch Greek Hebrew Hungarian Nordic Belgian Iceland Slovenian Swiss International English Czechoslovakian Bulgarian India P N 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 252 4725 4726 4727 4728 4729 4730 4731 4732 4733 4734 4735 4736 4737 4738 4739 4740 4742 4743 4744 4745 4746 4747 4748 4749 4750 4751 4752 4753 4754 CRU ID 77 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 78 Miscellaneous parts Table 8 Parts list Miscellaneous parts No a b c d e e f g h h i i FRU ZIWB2 ODD Bracket ZIWB2 HDD Bracket ZIWB2 FP Bracket ZIWB3 TP Cable ZIWB3 DC IN Cable UMA ZIWB3 DC IN Cable DIS ZIWB3 FP Board
21. 45 A4 6210 2G 1000 W FP C B50 45W8P A4 6210 2G 1000W FP C B50 45W8S A4 6210 2G 1000W FP C B50 45 UMA A4 6210 1000 W FP C B50 45W8PUMA A4 6210 1000W FP C B50 45W8SUMA A4 6210 1000W FP C B50 45 E2 6110 2G 1000 W FP C B50 45W8P E2 6110 2G 1000W FP C B50 45W8S E2 6110 2G 1000W FP C B50 45 UMA E2 6110 1000 W FP C B50 45W8PUMA E2 6110 1000W FP C B50 45W8SUMA E2 6110 1000W FP ZIWB3 Lower Case W DC IN Hole ZIWB1 Lower Case W DC IN HoleWO Fan Hole ZIWB3 Lower Case W Docking Hole Memory M471B5674OH0 YK0 2GB DDR3L 1600 Memory HMT425S6AFR6A PB 2GB DDR3L 1600 Memory RMT3170MK58F8F 1600 2GB DDR3L 1600 Memory MT4KTF25664HZ 1G6E1 2GB DDR3L Memory HMT451S6AFR8A PB 4GB DDR3L 1600 Memory M471B5173DB0 YK0 4GB DDR3L 1600 Memory HMT451S6BFR8A PB 4GB DDR3L 1600 Memory RMT3170ME68F9F 1600 4GB DDR3L 1600 Memory MT8KTF51264HZ 1G6E1 4GB DDR3L 1600 FRU no 90007366 90007367 90007368 90007369 90007370 90007371 90007372 90007373 90007374 90007375 5B20F86207 5B20F86208 5B20F86204 5B20F86202 5B20F86200 5B20F86198 5B20F86197 5B20F86195 5B20F86193 5B20F86192 5B20F86191 5B20F86196 5B20F86194 5B20F86212 5B20F86211 5B20F86209 5B20F86205 5B20F86206 5B20F86203 5B20F86201 5B20F86199 5B20F86189 5B20F86213 5B20F86190 90205530 90205552 90205529 1202451 1201299 1202301 1201967 1201300 1202081 1202706 1202302 1202125 CRU EZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZOG 71 d Lenovo B50 30 B50 30 Tou
22. 519 90205520 90007268 90205424 90205528 90205512 90205551 90205526 90205527 5H40F86188 5H40F86210 90007357 90007353 25215010 25213110 25215312 25215832 90205516 90007355 90007430 90007431 90007432 90007433 90007434 90007435 90007436 90007437 90007438 90007358 90007359 90007360 90007361 90007362 90007363 90007364 90007365 CRU ID Z Z 2 Z Z Z Z Z Z Z Z Z 22 Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z 2 9 NINI 3 4 d NN NN DD S FO OF CO Oo oO oO om oF OF Oo OF OF 01 OF 01 Om Om 901 01 01 01 Om Om Om GT 01 91 91 Lenovo B50 30 B50 30 Touch B50 45 B50 70 FRU ZIWB3 MB W8S 15 42000 UMA 1000 WO FP ZIWB3 MB Jet LE 2G I3 4100U 1000 W FP ZIWB3 MB W8P Jet LE2G 13 4100U 1000 W FP ZIWB3 W8S Jet LE2G 13 4100U 1000 W FP ZIWB3 MB Jet LE 2G 13 4010U 1000 W FP ZIWB3 MB W8P Jet LE2G 13 4010U 1000 W FP ZIWB3 MB W8S Jet LE2G 13 40100 1000 W FP ZIWB3 MB 13 4005U UMA 1000 WO FP ZIWB3 MB 13 40050 UMA 1000 WO FP ZIWB3 MB W8S 13 40050 UMA 1000 WO FP C B50 45 A6 6310 2G 1000 W FP C B50 45W8P A6 6310 2G 1000W FP C B50 45W8S A6 6310 2G 1000W FP C B50 45 UMA A6 6310 1000 W FP C B50 45W8PUMA A6 6310 1000W FP C B50 45W8SUMA A6 6310 1000W FP C B50 45 E1 6010 2G 1000 W FP C B50 45W8P 1 6010 2G 1000W FP C B50 45W8S E1 6010 2G 1000W FP C B50 45 UMA E1 6010 1000 W FP C B50 45W8PUMA 1 6010 1000W FP C B50 45W8SUMA E1 6010 1000W FP C B50
23. ATE V Radiaci n l ser al abrir No mire fijamente ni examine con instrumental ptico el haz de luz Evite la exposici n directa al haz 15 M Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual This chapter presents the following important service information Strategy for replacing FRUs on page 16 Strategy for replacing a hard disk drive on page 17 Important notice for replacing a system board on page 17 Important information about replacing RoHS compliant FRUs on page 18 Important BIOS and device driver fixes are customer installable The BIOS and device drivers are posted on the customer support site http consumersupport lenovo com Strategy for replacing FRUs for replacing FRUs 16 Before replacing parts Make sure that all software fixes drivers and BIOS downloads are installed before replacing any FRUs listed in this manual After a system board is replaced ensure that the latest BIOS is loaded to the system board before completing the service action To download software fixes drivers and BIOS follow the steps below 1 Go to http consumersupport lenovo com 2 Enter the serial number or select a product or use Lenovo smart downloading 3 Select the BIOS Driver Applications and download 4 Follow the directions on the screen and install the necessary software Lenovo B50 30 B50 30 Touch B50 45 B50 70 U
24. CATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some jurisdictions do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to persons The information contained in this document does not affect or change Lenovo product specifications or warranties Nothing in this document shall operate as an express or implied license or indemnity under the intellectual property rights of Lenovo or third parties All information contained in this document was obtained in specific environments and is presented as an illustration The result obtained in other operating environments may vary Lenovo may use or distribute any of the information you supply in any way it believes appropriate without incurring any obligation to you Any refere
25. DE AL RIT 100 C 212 F LE ODA ERI EMO RD EIC ER LEO ES Ay Y ERES E lr EV DR DA RED YT ERARIO EEN MOR AY YE Sit NF IV RBALED FCE RDNS La bater a de repuesto es una bater a de litio y puede provocar incendios explosiones o quemaduras graves No la recargue ni quite el conector polarizado ni la desmonte ni caliente por encima de los 100 C 212 F ni la incinere ni exponga el contenido de sus celdas al agua Des chela tal como dispone la normativa local M J 10 Lenovo B50 30 B50 30 Touch B50 45 B50 70 ys Safety notice 5 D If the LCD breaks and the fluid from inside the LCD gets into your eyes or on your hands immediately wash the affected areas with water at least for 15 minutes Seek medical care if any symptoms caused by the fluid are present after washing Sile panneau d affichage cristaux liquides se brise et que vous recevez dans les yeux ou sur les mains une partie du fluide rincez les abondamment pendant au moins quinze minutes Consultez un m decin si des sympt mes persistent apr s le lavage Die Leuchtstoffr hre im LCD Bildschirm enthalt Quecksilber Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Der LCD Bildschirm besteht aus Glas und kann zerbrechen wenn er unsachgem f behandelt wird oder der Computer auf den Boden f llt Wenn der Bildschirm besch digt ist und die darin befindliche Fl ssigkeit in Kontakt mit Haut
26. DLE TM ERR TEO O TRUE E EDERSEN ET Aunque las bater as principales tienen un voltaje bajo una bater a cortocircuitada o con contacto a tierra puede producir la corriente suficiente como para quemar material combustible o provocar quemaduras en el personal Lenovo B50 30 B50 30 Touch B50 45 B50 70 ys Safety notice 8 A DANGER Before removing any FRU turn off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any interconnecting cables Avant de retirer une unit remplacable en clientele mettez le syst me hors tension d branchez tous les cordons d alimentation des socles de prise de courant retirez la batterie et d connectez tous les cordons d interface Die Stromzufuhr muf abgeschaltet alle Stromkabel aus der Steckdose gezogen der Akku entfernt und alle Verbindungskabel abgenommen sein bevor eine FRU entfernt wird AYNA NN 51325 v 190 FRU 1990 9309 Mag gunn 5 IVNN 232 53 nx ni DANN WIN 9929 PN 0N EE TINN DN DNI W ON Prima di rimuovere qualsiasi FRU spegnere il sistema scollegare dalle prese elettriche tutti i cavi di alimentazione rimuovere la batteria e poi scollegare i cavi di interconnessione FRU ERO AIC ThinkPad C TATOM Fe IY REV KE vy7 7 77 5FU THEIR TY EA UC REV Antes de quitar una FRU apague el sistema desenchufe todos los cables de las tomas de corriente el ctrica quite la bater a y a cont
27. L12S4E55 Battery pack 4cell 14 8V 41Wh LG L12L4E55 Battery pack 4cell 14 88V 41Wh SP L L12M4E55 Battery pack 4cell 14 4V 32Wh SY L13S4A01 Battery pack 4cell 14 4V 32Wh LG L13L4A01 Battery pack Acel 14 4V 32Wh SP L L13M4A01 ZIWB3 Power Board W Cable ZIWB3 Upper Case W TP WO FP ZIWB3 Upper Case W FP TP ZIWB2 Fingerprint Board Worldfair ZIWB2 Fan ZIWB3 Speaker W Rubber L R ZIWBO Heat Sink UMA ZIWB1 Heat Sink DIS ZIWB3 Heat Sink DIS ZIWB3 Heat Sink UMA C 50 45 DIS C B50 45 UMA ZIWB3 Battery Board ZIWB3 LED Board W Cable ODD 9 0mm Tray in Rambo HLDS GUAON ODD 9 0mm Tray in Rambo PLDS DA 8A5SH ODD 9 0mm Tray in Rambo QSI UJ8FBS ODD 9 0mm Tray in Rambo TSST SU 228FB ZIWB3 ODD Bezel ZIWB3 ODD Board ZIWB1 MB N15V 1G N2815 1000 WIER ZIWB1 W8P N15V 1G N2815 1000 WIER ZIWB1 MB W8S N15V 1G N2815 1000 W FP ZIWB1 MB UMA N2920 1000 WO FP ZIWB1 MB W8P UMA N2920 1000 WO FP ZIWB1 MB W8S UMA N2920 1000 WO FP ZIWB1 MB UMA N3520 1000 WO FP ZIWB1 MB W8P UMA N3520 1000 WO FP ZIWB1 MB W8S UMA N3520 1000 WO FP ZIWB3 Jet LE 2G 17 45000 1000 WIER ZIWB3 MB W8P Jet LE2G 17 45000 1000 WIER ZIWB3 MB W8S Jet LE2G I7 4500U 1000 W FP ZIWB3 MB Jet LE 2G 15 4200U 1000 W FP ZIWB3 WS8P Jet LE2G 15 42000 1000 WIER ZIWB3 MB W8S Jet LE2G I5 4200U 1000 W FP ZIWB3 MB 15 4200U UMA 1000 WO FP ZIWB3 MB W8P 15 42000 UMA 1000 WO FP FRU no 121500239 121500241 121500240 121500242 121500244 121500243 90007354 90205
28. TouchPad 0 3M 720p on select models Li Cyllinder 45W 20V for integrated graphic model 65W 20V for discrete graphic model Linpus lite DOS Win7 Win 8 1 Win8 1 downgrade Lenovo B50 30 B50 30 Touch B50 45 B50 70 Status indicators indicators The system status indicators below show the computer status Table 2 Status indicators Indicator Status Meaning The battery has a charge between 20 and 100 and the AC adapter is not connected to the computer Green The battery has a charge between 80 and 100 and the AC power adapter is connected to the computer The battery has a charge between 20 and 80 Powerand Blinking and the AC power adapter is connected to the battery Green computer status The computer is in sleep mode indicator ren ee The battery has a charge between 5 and 20 and b the AC adapter is not connected to the computer Blinking battery has a charge of 20 or less and the AC amber power adapter is connected to the computer The battery is detached The battery has a charge of 5 or less and the AC Off adapter is not connected to the computer The computer is powered off or in hibernate mode a Hard disk drive On The hard disk drive is reading or writing data indicator 29 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Fn key combinations key combinations The following table shows the function of each combination of Fn with a fun
29. Windows 7 Click Start right click Computer and select Properties from the pull down menu For Windows 8 Move the cursor to the top right or bottom right corner to display the charms click Settings and then click PC info Core Chipset NA Graphic Chipset AMD Radeon R5 M230 AMD Radeon R7 M260 Nvidia Geforce 820M Display 15 6 1 366 x 768 pixels HD e 15 6 1 920 x 1 080 pixels FHD DDR3L 1600 MHz 16GB or 8GB B50 30 B50 30 Touch SODIMM x 2 Hard disk drive 2 5 inch 9 5 mm 7mm compatible 320GB 500GB 1TB 5400rpm 2 5 inch 9 5 mm 7mm compatible 500GB 1TB 8G Hybrid Optical drive Internal 9 0mm amp Dummy ODD Standard memory 27 MY Lenovo B50 30 B50 30 Touch B50 45 B50 70 28 Hardware Maintenance Manual Table 1 Specifications continued Feature I O ports Audio Video WLAN WWAN Bluetooth Keyboard Touch pad Integrated camera Battery AC adapter Pre installed operating system Description Combo audio jack x 1 e RJ45x1 HDMI port x 1 USB 2 0 x 2 USB 3 0 x 1 or USB 2 0 x 1 USB 3 0 x 2 4 in 1 slot x 1 SD SDHC SDXC MMC Combo audio jack x 1 Speaker x 2 Built in microphone 1 on select models CRT 1 HDMI port x 1 Intel 1x1 11ac BT4 0 combo on select models Intel 2x2 11ac BT4 0 combo on select models Non Intel 1x1 11bgn BT4 0 combo Non Intel 1x1 11ac BT4 0 combo NA Combined in combo card 6 row Lenovo Keyboard One piece
30. X CH1083 H03VV F VAC5S 1m Brazil 145 500011 lux 0034 H03VV F 0 75 3C 0011 1m Israel 145 000595 e LINETEK LS15 H03VV F LP 41 1m Israel 145 000563 Longwell LP 41 H03VV F LS 18 1m Israel 145 000526 e VOLEX SI1653 H03VV F VAC5S 1m Israel 145 500012 e lux 0041 H03VV F 0 75 3C 0011 1m Europe 145 000585 LINETEK LP 34 H03VV F LS15 1m Europe 145 000553 Longwell LP 34A H03VV F LS 18 1m Europe 145 000525 e VOLEX M2511 HO3VV F VAC5S 1m Europe 145 500001 lux 0033 H03VV F 0 75 3C 0011 1m Switzerland 145 000597 LINETEK LS15 H03VV F LP 37 1m Switzerland 145 000565 Longwell LP 37 H03VV F LS 18 1m Switzerland 145 000524 VOLEX MP232 H03VV F VAC5S 1m Switzerland 145 500013 lux 0027 H03VV F 0 75 3C 0011 1m UK 145 000593 LINETEK LP 61L H03VV F LS15 1m UK 145 000561 e Longwell LP 61L H03VV F LS 18 1m UK 145 000605 VOLEX MP5004 H03VV F VAC5S 1m UK 145 500000 e lux 0031 H03VV F 0 75 3C 0011 1m 80 Lenovo B50 30 B50 30 Touch B50 45 B50 70 Region P N CR UID US 145 000594 e LINETEK LP 30B SPT 2 1515 1m US 145 000562 Longwell LP 30B SPT 2 18AWG LS 18 1m Us 145 000537 e Volex US1553 SPT 2 VAC5S 1m US 145 500002 lux 0014 SPT 2 60 18 3C 0016 1m China 145 000600 LINETEK PC323 RVV300 300 LS15 1m China 145 000568 Longwell LSG 31 RVV300 300 LS 18 1m China 145 000538 e VOLEX GB10S3 RVV 300 500 VAC5S 1m China 145 500003 lux 0036 RVV 300 300 0 75 3C 0002 1m Indi
31. a 145 000592 e LINETEK PE 361 HO5VV F LS15 1m India 145 000560 Longwell LP 67 BIS LS 18 1m India 145 500004 lux 0046415694 0 75 3C 0011 1m Japan 145 000587 LINETEK LS15 VCTF LP 54 1m Japan 145 000555 Longwell LP 54 VCTF LS 18 1m Japan 145 000530 VOLEX VAC5S VCTF M755 1m Japan 145 500005 lux 0018 E VCTF 0 75 3C 0021 1m Australia 145 000589 e LINETEK LS15 H03VV F LP 23A 1m Australia 145 000557 Longwell LP 23A LFC 3R LS 18 1m Australia 145 000532 e VOLEX AU10S3 H03VV F VAC5S 1m Australia 145 500006 lux 0038 H03VV F 0 75 3C 0011 1m Taiwan 145 000588 LINETEK LS15 VCTF LP 53 1m Taiwan 145 000556 Longwell LP 71 VCTF LS 33 1m Taiwan 145 000531 e VOLEX TW15CS3 VCTF VAC5S 1m Taiwan 145 500007 e lux 0019 VCTF 0 75 3C 0021 1m 81 MY Lenovo B50 30 B50 30 Touch B50 45 B50 70 82 Hardware Maintenance Manual Region Korea e LINETEK LS15 H05VV F LP E04A 1m Korea Longwell LP 486 KTLHO03VV F LS 5 1m Korea e VOLEX M2511 KETI IEC VAC5S 1m Korea lux 0033 H03VV F 0 75 3C 0011 1m Italy e LINETEK LS15 H03VV F PE 336 1m Italy Longwell LP 22 H03VV F LS 18 1m Italy e VOLEX IT10S3 HO3VV F VAC5S 1m Italy lux 0029 H03VV F 0 75 3C 0011 1m South Africa e LINETEK LS15 H03VV F PE 364 1m South Africa Longwell LP 39 H03VV F LS 18 1m South Africa lux 0044 H03VV F 0 75 3C 0011 1m Danmark e LINETEK LS15 H03VV F LP 38 1m Danmark Longwell LP 40 H03VV F LS 18 1m
32. aced for a scheduled fee Supervisor password A supervisor password SVP protects the system information stored in the BIOS Setup Utility The user must enter the SVP in order to get access to the BIOS Setup Utility and change the system configuration Attention If the SVP has been forgotten and cannot be made available to the servicer there is no service procedure to reset the password The system board must be replaced for a scheduled fee Lenovo B50 30 B50 30 Touch B50 45 B50 70 Power management management Note Power management modes are not supported for APM operating system To reduce power consumption the computer has three power management modes screen blank sleep standby and hibernation Screen blank state If the time set on the Turn off monitor timer in the operating system expires the LCD backlight turns off You can also turn off the LCD backlight by pressing To end screen blank state and resume normal operation press F9 eJ Putting the computer to sleep or shutting it down When you have finished working with your computer you can put it to sleep or shut it down Putting your computer to sleep If you will be away from your computer for only a short time put the computer to sleep When the computer is in sleep mode you can quickly wake it to resume use bypassing the startup process To put the computer to sleep For the Windows 7 operating system Click Start BY Sleep Fo
33. apacity This protects the battery pack from being overcharged or from having a shortened life To check your battery move your cursor to the Power Meter icon in the icon tray of the Windows taskbar and wait for a moment but do not click it and the percentage of battery power remaining is displayed To get detailed information about the battery double click the Power Meter icon Note If the battery pack becomes hot it may not be able to be charged Remove it from the computer and leave it at room temperature for a while After it cools down reinstall and recharge it Lenovo B50 30 B50 30 Touch B50 45 B50 70 Related service information This chapter presents the following information Restoring the factory contents by using Recovery Disc Set on page 23 Passwords on page 24 Power management on page 25 Restoring the factory contents by using Recovery Disc Set Restore of factory default This topic provides information about the recovery programs that are available for you to recover the computer settings Windows 7 The following recovery programs are available on computers with a Windows 7 operating system OneKey Recovery Pro The OneKey Recovery Pro program enables you to back up all your hard disk drive contents including the operating system data files software programs and personal settings You can designate where the OneKey Recovery Pro program stores the backup After you have backed up the conten
34. ation They are harder to tighten Each one should be used only once Do the following when you service this machine Keep the screw kit in your tool bag Remove screws carefully for reuse Use a torque screwdriver if you have one Tighten screws as follows Plastic to plastic Turn an additional 90 after the screw head touches the surface of the plastic part more than 90 Z Cross section Logic card to plastic Turn an additional 180 after the screw head touches the surface of the logic card more than 180 r cr ZZZ L ETL Cross section Torque driver If you have a torque screwdriver refer to the Torque column for each step Make sure that you use the correct screws If you have a torque screwdriver tighten all screws firmly to the torque shown in the table Never use a Screw that you removed Use a new one Make sure that all screws are tightened firmly Ensure torque screwdrivers are calibrated correctly following country specifications 31 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Removing and replacing an FRU This section presents exploded figures with the instructions to indicate how to remove and replace the FRU Make sure to observe the following general rules 1 Do not attempt to service any computer unless you have been trained and certified An untrained person runs the risk of damaging parts 2 Bef
35. ch B50 45 B50 70 Hardware Maintenance Manual 72 20 20 20 20 20 20 20 20 20 20 20 20 20 20 21 21 22 FRU Memory HMT41GS6AFR8A PB 8GB DDR3L 1600 Memory M471B1G73DB0 YK0 8GB DDR3L 1600 Memory HMT41GS6BFR8A PB 8GB DDR3L 1600 Memory RMT3160ME68FAF 1600 8GB DDR3L 1600 Memory MT16KTF1G64HZ 1G6E1 8GB DDR3L 1600 WLAN Intel 3160 1x1 AC BT PCIE NGFF WLAN WLAN Cbt BCM43162 1x1AC BT4 0 PCIE M 2 WLAN WLAN Ltn NFA345 1x1 AC BT4 0 PCIE M 2 WLAN WLAN Cbt BCM43142 1x1BN BT4 0 PCIE M 2 WLAN WLAN Ltn NFA335 1x1BN BT4 0 PCIE M 2 WLAN WLAN Cbt RTL8723BE 1x1BN BT4 0 PCIE M 2 WLAN WLAN Intel 7260 2x2AC BT PCIE M 2 WLAN V2 WLAN Intel 7265 2x2AC BT PCIE M 2 WLAN WLAN Cbt BCM4352 2x2AC BT4 0 PCIE M 2 WLAN WLAN Ltn NFA344 2x2AC BT4 0 PCIE M 2 WLAN ZIWB2 IO Board HDD ST320LT012 6G 7mm 5 4K 320G HDD WD3200LPCX 24C6HTO 6G 7mm 5 4K 320G HDD HTS545032A7E660 6G 7mm 5 4K 320G HDD HDD TSB MQO1ABF032 6G 7mm 5 4K 320G HDD 5750017012 6G 7mm 5 4K 500G HDD WD5000LPCX 24C6HTO0 6G 7mm 5 4K 500G HDD HTS545050A7E660 6G 7mm 5 4K 500G HDD TSB MQ01ABF050 6G 7mm 5 4K 500G HDD ST500LMO012 6G 9 5mm 5 4K 500G HDD ST1000LM024 6G 9 5mm 5 4K 1T HDD WD10JPCX 24UE4T0 6 9 5mm 5 4K 1T HDD TSB MQ01ABD100 6G 9 5mm 5 4K 1T HDD HTS541010A9E680 6G 9 5mm 5 4K 1T HDD ST500LM000 6G 7mm 500G 8G SSHD HDD ST1000LM014 9 5mm 1T 8G 5400rpm ZIWB3 Thermal Door 95H ZIWB3 Thermal Door 70H ZIWBS Doc
36. ction key Table 3 Fn key combinations Key combination Description Fn Home Activate the pause function Fn End Activate the break function Fn PgUp Enable disable the scroll lock Fn PgDn Activate the insert function Hotkeys The hotkeys are located in the function key row of the keyboard By pressing the appropriate hotkey you can change system settings instantly 30 The following describes the function of each hotkey Table 4 Hotkeys Eat 7 E E Mutes unmutes the sound Decreases the volume level Increases the volume level Closes the currently active window Refreshes the desktop or the currently active window Enables disables the touchpad Om 10 Enables disables Airplane mode Switches the active program Turns the LCD screen backlight on off Projects to a connected display Decreases display brightness Increases display brightness Lenovo B50 30 B50 30 Touch B50 45 B50 70 FRU replacement notices replacement notices This section presents notices related to removing and replacing parts Read this section carefully before replacing any FRU Screw notices Loose screws can cause a reliability problem In the Lenovo computer this problem is addressed with special nylon coated screws that have the following characteristics They maintain tight connections They do not easily come loose even with shock or vibr
37. dware Maintenance Manual Figure 9 Removal steps of finger print and power board Continued Peel off the adhesive of the power board FPC Remove the screw D Then remove the power board in the direction by arrow D Step Screw quantity Color Torque A M2 x 3 mm flat head nylok coated 1 Black 1 0 1 5kgf cm When installing Make sure that the finger print connector is attached firmly 46 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1100 USB board and ODD board For access remove these FRUs 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 Figure 10 Removal steps of USB board and ODD board Disconnect two connectors in the direction shown by arrow BI Remove the screws Then remove the USB board and ODD board in the direction shown by arrow EJ Step Screw quantity Color Torque A M2 5 x 4 mm flat head nylok coated 3 Black 2 0 2 5kgf cm When installing Make sure that the ODD and USB connectors are attached firmly 47 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 48 1110 Led board For access remove these FRUs 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 Figure 11 Removal steps of led
38. dy to support Lenovo s requirements and schedule in the EU Products sold in 2005 and 2006 will contain some RoHS compliant FRUs The following statement pertains to these products and any product Lenovo produces containing RoHS compliant FRUs RoHS compliant FRUs have unique FRU part numbers Before or after the RoHS implementation date failed RoHS compliant parts must always be replaced with RoHS compliant ones so only the FRUs identified as compliant in the system HMM or direct substitutions for those FRUs may be used Products marketed before June 2006 Products marketed after June 2006 Current or Replacement Current or Replacement original part FRU original part FRU Non RoHS Can be Non RoHS Non RoHS Can be RoHS Must be RoHS Must be RoHS Non RoHS Can sub to RoHS RoHS Must be RoHS Note A direct substitution is a part with a different FRU part number that is automatically shipped by the distribution center at the time of the order 18 Lenovo B50 30 B50 30 Touch B50 45 B50 70 This chapter presents the following information What to do first on page 20 Power system checkout on page 21 Before you go to the checkout make sure to read the following important notes Important notes Only certified trained personnel can service the computer Before replacing any FRU read the entire page on removing and replacing FRUs When you replace FRUS use new nylon coated screws Beextremely careful during
39. e power cord for a Athird wire ground connector in good condition Use a meter to measure third wire ground continuity for 0 1 ohm or less between the external ground pin and the frame ground b The power cord should be the type specified in the parts list c Insulation must not be frayed or worn 4 Check for cracked or bulging batteries Remove the cover 6 Check for any obvious non Lenovo alterations Use good judgment as to the safety of any non Lenovo alterations 7 Checkinside the unit for any obvious unsafe conditions such as metal filings contamination water or other liquids or signs of fire or smoke damage 8 Check for worn frayed or pinched cables 9 Check that the power supply cover fasteners screws or rivets have not been removed or tampered with gi d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Handling devices that are sensitive to electrostatic discharge Any computer part containing transistors or integrated circuits ICs should be considered sensitive to electrostatic discharge ESD ESD damage can occur when there is a difference in charge between objects Protect against ESD damage by equalizing the charge so that the machine the part the work mat and the person handling the part are all at the same charge Notes 1 Use product specific ESD procedures when they exceed the requirements noted here 2 Make sure that the ESD protective devices you use have be
40. e these FRUs 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1070 Keyboard on page 41 Figure 8 Removal steps of keyboard bezel Remove nine screws H and three screws Step Screw quantity Color Torque M2 5 x 5 mm flat head nylok coated 9 Black 2 0 2 5kgf cm M2 2 mm flat head nylok coated 3 Black 1 0 1 5kgf cm 43 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Figure 8 Removal steps of keyboard bezel continued Disconnect the three connectors in the direction shown by arrow and remove the keyboard bezel by arrow When installing Make sure that all the connectors are attached firmly 44 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1090 Finger print and power board For access remove these FRUs 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 Figure 9 Removal steps of finger print and power board Disconnect the finger print connect in the direction by arrow H E Remove the screw Remove the finger print bracket in the direction by arrow EJ Then remove the finger print by arrow Step Screw quantity Color Torque A M2 x 3 mm flat head nylok coated 1 Black 1 0 1 5kgf cm 45 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Har
41. en certified ISO 9000 as fully effective When handling ESD sensitive parts Keep the parts in protective packages until they are inserted into the product Avoid contact with other people Wear a grounded wrist strap against your skin to eliminate static on your body Prevent the part from touching your clothing Most clothing is insulative and retains a charge even when you are wearing a wrist strap Use the black side of a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices Select a grounding system such as those listed below to provide protection that meets the specific service requirement Notes The use of a grounding system to guard against ESD damage is desirable but not necessary Attach the ESD ground clip to any frame ground ground braid or green wire ground When working on a double insulated or battery operated system use an ESD common ground or reference point You can use coax or connector outside shells on these systems Use the round ground prong of the ac plug on ac operated computers Grounding requirements requirements Electrical grounding of the computer is required for operator safety and correct system function Proper grounding of the electrical outlet can be verified by a certified electrician Lenovo B50 30 B50 30 Touch B50 45 B50 70 Safety notices multilingual translations The safety notices
42. g system For more information about the recovery solutions refer to the help information system of the programs 23 MM Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Passwords 24 As many as three passwords may be needed for any Lenovo computer the power on password POP the hard disk password HDP and the supervisor password SVP If any of these passwords has been set a prompt for it appears on the screen whenever the computer is turned on The computer does not start until the password is entered Exception If only an SVP is installed the password prompt does not appear when the operating system is booted Power on password A power on password POP protects the system from being powered on by an unauthorized person The password must be entered before an operating system can be booted Hard disk password There are two hard disk passwords HDPs User HDP for the user Master HDP for the system administrator who can use it to get access to the hard disk drive even if the user has changed the user HDP Atttention If the user HDP has been forgotten check whether a master HDP has been set If it has it can be used for access to the hard disk drive If no master HDP is available neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master HDP or to recover data from the hard disk drive The hard disk drive can be repl
43. he keyboard Use of an incorrect AC adapter on laptop products The following symptoms might indicate damage caused by nonwarranted activities Missing parts might be a symptom of unauthorized service or modification If the spindle of a hard disk drive becomes noisy it may have been subjected to excessive force or dropped Lenovo B50 30 B50 30 Touch B50 45 B50 70 Power system checkout system checkout To verify a symptom follow the steps below Turn off the computer Remove the battery pack Connect the AC adapter Make sure that power is supplied when you turn on the computer Turn off the computer Disconnect the AC adapter and install the charged battery pack Make sure that the battery pack supplies power when you turn on the computer Nog PONE If you suspect a power problem see the appropriate one of the following power supply checkouts Checking the AC adapter on page 21 Checking operational charging on page 21 Checking the battery pack on page 22 Checking the AC adapter You are here because the computer fails only when the AC adapter is used If the power on indicator does not turn on check the power cord of the AC adapter for correct continuity and installation If the computer does not charge during operation go to Checking operational charging on page 21 To check the AC adapter follow the steps below 1 Unplug the AC adapter cable from the computer 2 Measure
44. ile you are servicing the machine Keep your tool case away from walk areas so that other people will not trip it over Do not wear loose clothing that can be trapped in the moving parts of the machine Make sure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it Insert the ends of your necktie or scarf inside clothing or fasten it with the nonconductive clip about 8 centimeters 3 inches from the end Do not wear jewelry chains metal frame eyeglasses or metal fasteners for your clothing Attention Metal objects are good electrical conductors Wear safety glasses when you are hammering drilling soldering cutting wire attaching springs using solvents or working in any other conditions that may be hazardous to your eyes After service reinstall all safety shields guards labels and ground wires Replace any safety device that is worn or defective Reinstall all covers correctly before returning the machine to the customer Fan louvers on the machine help to prevent the overheating of internal components Do not obstruct fan louvers or cover them with labels or stickers Lenovo B50 30 B50 30 Touch B50 45 B50 70 Electrical safety safety Observe the following rules when working on electrical equipments Important Use only approved tools and test equipments Some hand tools have handles covered with a soft material that does not insulate you when working with li
45. in this section are provided in English French German Hebrew Italian Japanese and Spanish ys Safety notice 1 Before the computer is powered on after FRU replacement make sure all screws springs and other small parts are in place and are not left loose inside the computer Verify this by shaking the computer and listening for rattling sounds Metallic parts or metal flakes can cause electrical shorts Avant de remettre l ordinateur sous tension apr s remplacement d une unit en client le v rifiez que tous les ressorts vis et autres pi ces sont bien en place et bien fix es Pour ce faire secouez l unit et assurez vous qu aucun bruit suspect ne se produit Des pi ces m talliques ou des copeaux de m tal pourraient causer un court circuit Bevor nach einem FRU Austausch der Computer wieder angeschlossen wird sichergestellt werden da keine Schrauben Federn oder andere Kleinteile fehlen oder im Geh use vergessen wurden Der Computer mu gesch ttelt und auf Klapperger usche gepr ft werden Metallteile oder splitter k nnen Kurzschl sse erzeugen NTMI v FRU n2 nn ANNI noyan 9399 D NND DINN 0590 DPIN o spn Dron 52v NT 772 awnnn TINA MI DWAIN DVN DI PIP map 19209 vpno 3wnnn 20202 W nN Dron DAPI DINI 02159 NINN aav IN PIN Prima di accendere l elaboratore dopo che stata effettuata la sostituzione di una FRU accertarsi che tutte le viti le molle e tutte le altri parti di piccole
46. inuaci n desconecte cualquier cable de conexi n entre dispositivos 13 Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Laser compliance statement compliance statement 14 Some models of Lenovo computer are equipped from the factory with an optical storage device such as a CD ROM drive or a DVD ROM drive Such devices are also sold separately as options If one of these drives is installed it is certified in the U S to conform to the requirements of the Department of Health and Human Services 21 Code of Federal Regulations DHHS 21 CFR Subchapter J for Class 1 laser products Elsewhere the drive is certified to conform to the requirements of the International Electrotechnical Commission IEC 825 and CENELEC EN 60 825 for Class 1 laser products If a CD ROM drive a DVD ROM drive or another laser device is installed note the following A CAUTION Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure O uso de controles ajustes ou desempenho de procedimentos diferentes daqueles aqui especificados pode resultar em perigosa exposi o radia o PURE BR EAA WE ATA HAU EA Pour viter tout risgue d exposition au rayon laser respectez les consignes de r glage et d utilisation des commandes ainsi que les proc dures d crites Werden Steuer und Einstellelemente anders als hier festgesetz
47. ircuit Pour les mettre au rebut conformez vous la r glementation en vigueur Lorsque vous remplacez la pile de sauvegarde ou celle del horloge temps r el veillez n utiliser que les mod les cit s dans la liste de pi ces d tach es ad quate Une batterie ou une pile inappropri e risque de prendre feu ou d exploser Die Bereitschaftsbatterie die sich unter dem Diskettenlaufwerk befindet kann geringe Mengen Nickel und Cadmium enthalten Sie darf nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Bereitschafts oder Systembatterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren nyn 7155202 mnvn mnnn mb AINAN DINO Prod yx 9 99 JN WN UN P2955 WAN ANIN nos NN DIVY v AMN ISPI IN 09 DRIP D gt PINA mynn 97 29 WINI PINO PDS nyn n55193 PA wnnwn DIY TION NI 55103 NY ANNA AINA 2U mssann YN ANAT DINI Alcune batterie di riserva contengono una piccola quantita di nichel e cadmio Non smontarle ricaricarle gettarle nel fuoco o nell acqua n cortocircuitarle Smaltirle secondo la normativa in vigore DPR 915 82 successive disposizioni e disposizioni locali Quando si sostituisce la batteria dell RTC real time clock o la batteria di supporto utilizzare soltanto
48. king Board FRU no 11201301 11202082 11202707 11202450 11201304 20200418 20200573 20200579 20200557 20200558 20200570 20200552 20200609 20200480 20200580 90007250 6200384 6200551 6200405 6200434 6200383 6200395 6200404 6200433 6200387 6200385 6200393 6200429 6200400 6200391 6200389 90205514 90205515 90007356 CRU Lenovo B50 30 B50 30 Touch B50 45 B50 70 LCD FRUs In Lenovo B50 30 B50 30 Touch B50 45 B50 70 the type of LCD is 15 6 inch high definition HD 1 2 3 4 6 7 73 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 74 Table 6 Parts list 15 6 in HD TFT No DD OO O H Ho EE FRU ZIWB3 LCD BezelW CameraHole Magnet Mylar ZIWB3 LCDBezelWO CameraHole Magnet Mylar ZIWB1 LCD Bezel W Magnet TS ZIWB1 LCD Module 3 8H HD TS ZIWB1 LCD Module 3 2H FHD TS ZIWB3 Hinge L R NT ZIWB1 Hinge L R TS ZIWB1 Antenna Main AUX TS ZIWB3 Antenna Main AUX NT ZIWB2 Camera Board 1M W Mylar TS ZIWB2 Camera Board 0 3M W Mylar TS ZIWB2 Camera Board 1M NT ZIWB2 Camera Board 0 3M NT ZIWB3 LCD Cable WO Camera Cable NT ZIWB3 LCD Cable W Camera Cable NT ZIWB1 LCD Cable W Camera Cable TS ZIWB3 LCD Cover NT ZIWB1 LCD Cover TS FRU no 90205535 90205536 90205553 90400300 90400301 90205531 90205554 90205555 902
49. lenovo Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Note Before using this information and the product it supports be sure to read the general information under Notices on page 83 First Edition April 2014 Copyright Lenovo 2014 All rights reserved LENOVO products data computer software and services have been developed exclusively at private expense and are sold to governmental entities as commercial items as defined by 48 C F R 2 101 with limited and restricted rights to use reproduction and disclosure LIMITED AND RESTRICTED RIGHTS NOTICE If products data computer software or services are delivered pursuant a General Services Administration GSA contract use reproduction or disclo sure is subject to restrictions set forth in Contract No GS 35F 05925 2014 Lenovo Contents About this iv Safety information 1 General safety donee Electrical safety Safety inspection guide enee 5 Handling devices that are sensitive to electro static discharge 6 Grounding requirements 6 Safety notices multilingual translations 7 Laser compliance statement 42 4 14 Important service information Strategy for replacing FRUs Strategy for replacing a hard disk drive 17 Important notice for replacing a system board i etn ain on anno
50. les black white and then remove the screws In step unplug the jacks by using the removal tool antenna RF connector P N 08K7159 or pick up the connectors with your fingers and gently unplug them in the direction shown by arrows Notes wireless LAN card has 2 cables in step EN Wireless LAN card in some models may have 3 cables in step EN Step Screw quantity Color Torque A M2 x 3 mm flat head nylok coated 1 Black 1 0 1 5kgf cm Remove the card in the direction shown by arrow When installing Plug the black cable into the jack labeled AUX and the white cable into the jack labeled MAIN 40 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1070 Keyboard For access remove this FRU 1010 Battery pack on page 33 Figure 7 Removal steps of keyboard Remove three screws EN Step Screw quantity Color Torque 11 M2 x 6 mm flat head nylok coated 3 Black 1 5 2 0kgf cm Pull to unsnap the keyboard in the direction by arrows EJ El 41 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Figure 7 Removal steps of keyboard continued Lift up the keyboard and disconnect the connector in the direction shown by arrows DD Be careful not to damage the connector When installing Make sure that the keyboard connector is attached firmly to the system board 42 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1080 Keyboard bezel For access remov
51. n 17 Important information about replacing RoHS compliant FRUs General checkout esses 19 What to 20 Power system checkout een 21 Checking the AC adapter 21 Checking operational charging 21 Checking the battery pack 22 Related service information 23 Restoring the factory contents by using Recov Di e R 23 Passwords 24 Power on password 24 Hard disk password 24 Supervisor password 24 Power management Screen blank state Putting the computer to sleep or shutting it 25 Lenovo B50 30 B50 30 Touch B50 45 B50 70 27 Specifications Status indicators Fn key combinations sssrini 30 Hotkeys en 30 FRU replacement notices 31 Screw notic s 31 Removing and replacing an FRU 32 1010 Battery 33 1020 Optical drive 29 24 34 1030 Bottom slot cover 1040 Hard disk drive 1050 DIMM 1060 PCI Express Mini Card for wireless LAN WAN 1070 Keyboard 1080 Keyboard bezel 1090 Finger print and power board 1100 USB board and ODD board TO cd eee 1120 Docking board on select models 49 1130 System
52. nces in this publication to non Lenovo Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites The materials at those Web sites are not part of the materials for this Lenovo product and use of those Web sites is at your own risk 83 MY Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Any performance data contained herein was determined in a controlled environment Therefore the result obtained in other operating environments may vary significantly Some measurements may have been made on development level systems and there is no guarantee that these measurements will be the same on generally available systems Furthermore some measurements may have been estimated through extrapolation Actual results may vary Users of this document should verify the applicable data for their specific environment Trademarks 84 The following terms are either registered trademarks or trademarks of Lenovo in the United States and or other countries Lenovo Lenovo logo IdeaPad VeriFace OneKey Rescue OneKey Recovery OneKey Antivirus APS Power Express Energy Management and ReadyComm The following terms are trademarks of Microsoft Corporation in the United States other countries or both Windows Windows 7 Windows 8 The following are trademarks of Intel Corporation or its subsidiaries in the United States other countries or
53. nteren Teil der Spannungswandlerplatine umgibt nicht entfernen p ov55n PONS yN INUNDI 9909 Spann v o 3n 90 PONDA IPIN by Per evitare scosse elettriche non rimuovere la copertura in plastica che avvolge la parte inferiore della scheda invertitore Rb 5 8 Dr KOT RERBL CST IAF YD A R EREBW CS BEV Para evitar descargas no quite la cubierta de plastico que rodea la parte baja de la tarjeta invertida Safety notice 7 A DANGER Though the main batteries have low voltage a shorted or grounded battery can produce enough current to burn personnel or combustible materials Bien que le voltage des batteries principales soit peu lev le court circuit ou la mise a la masse d une batterie peut produire suffisamment de courant pour br ler des mat riaux combustibles ou causer des br lures corporelles graves Obwohl Hauptbatterien eine niedrige Spannung haben k nnen sie doch bei Kurzschluf oder Erdung genug Strom abgeben um brennbare Materialien zu entz nden oder Verletzungen bei Personen hervorzurufen tg TWA NI 253 nux n m25onv YN Ty prawn ON pans nby NIN YN NIIP Dp NAD IN MA Sebbene le batterie di alimentazione siano a basso voltaggio una batteria in corto circuito o a massa puo fornire corrente sufficiente da bruciare materiali combustibili o provocare ustioni ai tecnici di manutenzione RAY NYF VY OBEIMES Cb 0 HL gt 7 YA ERA IC PIT CRA
54. ore replacing any FRU review FRU replacement notices on page 31 3 Begin by removing any FRUs that have to be removed before the failing FRU Any of such FRUs are listed at the top of the page Remove them in the order in which they are listed 4 Follow the correct sequence in the steps to remove the FRU as given in the figures by the numbers in square callouts 5 When turning a screw to replace an FRU turn it in the direction as given by the arrow in the figure 6 When removing the FRU move it in the direction as given by the arrow in the figure 7 To put the new FRU in place reverse the removal procedures and follow any of the notes that pertain to replacement For information about connecting and arranging internal cables see Locations on page 65 8 When replacing an FRU use the correct screw as shown in the procedures N DANGER Before removing any FRU turn off the computer unplug all power cords from electrical outlets remove the battery pack and then disconnect any of the interconnecting cables Attention After replacing an FRU do not turn on the computer until you have made sure that all screws springs and other small parts are in place and none are loose inside the computer Verify this by shaking the computer gently and listening for rattling sounds Metallic parts or metal flakes can cause electrical short circuits Attention The system board is sensitive to and can be damaged by electros
55. r the Windows 8 operating system Open the charms bar then select Settings E Power gt Sleep Attention Wait until the power indicator light starts blinking indicating that the computer is in sleep mode before you move your computer Moving your computer while the hard disk is spinning can damage the hard disk causing loss of data To wake the computer do one of the following Press any key on the keyboard Press the power button 25 MY Lenovo B50 30 B50 30 Touch B50 45 B50 70 26 Hardware Maintenance Manual Shutting down the computer If you are not going to use your computer for a long time shut it down To shut down your computer For Window 7 operating system Click Start gt Shut down For Window 8 operating system Open the charms bar then select Settings 3 Lenovo B50 30 B50 30 Touch B50 45 B50 70 This chapter presents the following product specific service references and product specific parts information Specifications on page 27 Status indicators on page 29 Fn key combinations on page 30 FRU replacement notices on page 31 Removing and replacing an FRU on page 32 Locations on page 65 Parts list on page 68 Specifications The following table lists the specifications of the Lenovo B50 30 B50 30 Touch B50 45 B50 70 Table 1 Specifications Feature Description Processor To view the processor information do the following For
56. se the following strategy to prevent unnecessary expense for replacing and servicing FRUs If you are instructed to replace an FRU but the replacement does not solve the problem reinstall the original FRU before you continue Some computers have both a processor board and a system board If you are instructed to replace either of them and replacing one of them does not solve the problem reinstall that board and then replace the other one If an adapter or a device consists of more than one FRU any of the FRUs may be the cause of the error Before replacing the adapter or device remove the FRUS one by one to see if the symptoms change Replace only the FRU that changed the symptoms Attention The setup configuration on the computer you are servicing may have been customized Running Automatic Configuration may alter the settings Note the current configuration settings using the View Configuration option then when service has been completed verify that those settings remain in effect Strategy for replacing a hard disk drive Always try to run a low level format before replacing a hard disk drive This will cause all customer data on the hard disk to be lost Make sure that the customer has a current backup of the data before performing this action Attention The drive startup sequence in the computer you are servicing may have been changed Be extremely careful during write operations such as copying saving or formatting If
57. ss antennas E4 Computer display Speakers D Power button Finger print Touchpad EJ Memory card slot System status indicator 65 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Right side view H Combo audio jack El USB port El Novo button D Kingston lock slot Optical drive 66 Lenovo B50 30 B50 30 Touch B50 45 B50 70 Bottom and left side view H AC power adapter jack Lenovo OneLink connector on selected models El Louvers El VGA port H HAS port D HDMI port USB port 67 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Parts re A This section presents the following service parts Overall on page 69 LCD FRUs on page 73 Keyboard on page 75 Miscellaneous parts on page 78 AC adapters on page 79 Screws on page 79 Power cords on page 80 Notes Each FRU is available for all types or models unless specific types or models are specified 68 Lenovo B50 30 B50 30 Touch B50 45 B50 70 Overall 69 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 70 Table 5 Parts list Overall 2 OOOO OU D do GT TL D WWW D D HM r aia Om Om ani NK FRU LCD unit see LCD FRUs on page 73 Keyboard see Keyboard on page 75 Battery pack 4cell 14 4V 41Wh SY
58. such write operations as copying saving or formatting Drives in the computer that you are servicing sequence might have been altered If you select an incorrect drive data or programs might be overwritten Replace an FRU only with another FRU of the correct model When you replace an FRU make sure that the machine model and the FRU part number are correct by referring to the FRU parts list An FRU should not be replaced just because of a single unreproducible failure Single failures can occur for a variety of reasons that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors Consider replacing an FRU only when a problem recurs If you suspect that an FRU is defective clear the error logs and run the test again If the error does not recur do not replace the FRU Becareful not to replace a nondefective FRU 19 MY Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual What to do first to do first 20 When you do return an FRU you must include the following information in the parts exchange form or parts return form that you attach to it 1 Name and phone number of servicer 2 Date of service Date on which the machine failed Date of purchase Procedure index and page number in which the failing FRU was detected Failing FRU name and part number Machine type model number and serial number Customer s name and address 9 N 96 g
59. t verwendet kann gef hrliche Laserstrahlung auftreten Az itt el rt elj r sokt l be ll t sokt l s vez rl sekt l elt rni a lezersugarzas vesz lye miatt kock zatos L utilizzo di controlli regolazioni o l esecuzione di procedure diverse da quelle specificate possono provocare l esposizione a PouZitie kontr l prav alebo inych vykonan od inych vyrobcov ako je v tomto Specifikovan mohlo by mat za n sledok nebezpe enstvo vystavenia sa vyZiarovaniu AE CHESNEABRUMO kel SMG ETA KBB VF FED BH OPERA El uso de controles o ajustes o la ejecuci n de procedimientos distintos de los 15447 gt aqu especificados puede provocar la exposici n a radiaciones peligrosas Opening the CD ROM drive the DVD ROM drive or any other optical storage device could result in exposure to hazardous laser radiation There are no serviceable parts inside those drives Do not open Lenovo B50 30 B50 30 Touch B50 45 B50 70 A CD ROM drive a DVD ROM drive or any other storage device installed may contain an embedded Class 3A or Class 3B laser diode Note the following 7 N DANGER Emits visible and invisible laser radiation when open Do not stare
60. tatic discharge Before touching it establish personal grounding by touching a ground point with one hand or using an electrostatic discharge ESD strap P N 6405959 to remove potential shock reasons Note The illustrations used in this section are of the Lenovo B50 70 unless otherwise stated 32 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1010 Battery pack N DANGER Only use the battery specified in the parts list for your computer Any other battery could ignite or explode Figure 1 Removal steps of battery pack Unlock the manual battery latch While holding the spring loaded battery latch in the unlocked position EJ then remove the battery pack in the direction shown by arrow Efl When installing Install the battery pack along the slide rails of the slot Then make sure the manual battery latch in the lock position 33 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 1020 Optical drive For access remove this FRU 1010 Battery pack on page 33 Figure 2 Removal steps of optical drive Remove the screw Then remove the optical drive by arrow EJ Step Screw quantity Color Torque 11 M2 mm flat head nylok coated 1 Black 1 5 2 0kgf cm Unsnap to remove the optical drive bezel in the direction by arrow EJ 34 Lenovo B50 30 B50 30 Touch B50 45 B50 70 Figure 2 Removal steps of optical drive continued Remove two screws and remove the op
61. terie Sie kann sich entz nden explodieren oder schwere Verbrennungen hervorrufen Batterien dieses Typs d rfen nicht aufgeladen zerlegt ber 100 C erhitzt oder verbrannt werden Auch darf ihr Inhalt nicht mit Wasser in Verbindung gebracht oder der zur richtigen Polung angebrachte Verbindungsstecker entfernt werden Bei der Entsorgung die rtlichen Bestimmungen f r Sonderm ll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgef hrt ist Der Einsatz falscher Batterien kann zu Entz ndung oder Explosion f hren IN mysnonnb n2 gt 5w5 225 DEN avion ite 3nnn DN PIVI WANN ANN PYDI PR mw mmas 110521305 AMIN nh IN ANN 2595 n w avipAn PNI nbbyon DN IV PN DITIS mbyn 100 by n n WINI AYNOA NN v t n5 NON JN NN PUNI 195103 p wnnwnb v p mplan DIPINM AIND Uy V DIVNI DPIN nnwys DAN msan YN DD 03395 01522 329 NINN La batteria di supporto e una batteria al litio e puo incendiarsi esplodere o procurare gravi ustioni Evitare di ricaricarla smontarne il connettore polarizzato smontarla riscaldarla ad una temperatura superiore ai 100 gradi centigradi incendiarla o gettarla in acqua Smaltirla secondo la normativa in vigore DPR 915 82 successive disposizioni e disposizioni locali L impiego di una batteria non adatta potrebbe determinare l incendio o l esplosione della batteria stessa JTUAAvyTU H KR RAE EMBED OO Ce DVEF MYATT IVT NYT V ORB TOMA O
62. the output voltage at the plug of the AC adapter cable See the following figure Pin Voltage V DC 1 20 2 0 Note Output voltage for the AC adapter pin No 2 may differ from the one you are servicing 3 If the voltage is not correct replace the AC adapter 4 Ifthe voltage is acceptable do the following Replace the system board If the problem persists go to Lenovo B50 30 B50 30 Touch B50 45 B50 70 on page 27 Note Noise from the AC adapter does not always indicate a defect Checking operational charging To check whether the battery charges properly during operation use a discharged battery pack or a battery pack that has less than 50 of the total power remaining when installed in the computer 21 Lenovo B50 30 B50 30 Touch B50 45 B50 70 22 Hardware Maintenance Manual Perform operational charging If the battery status indicator or icon does not light on remove the battery pack and let it return to room temperature Reinstall the battery pack If the charge indicator or icon is still off replace the battery pack If the charge indicator still does not light on replace the system board Then reinstall the battery pack If it is still not charged go to the next section Checking the battery pack Battery charging does not start until the Power Meter shows that less than 9590 of the total power remains under this condition the battery pack can charge to 100 of its c
63. tical drive bracket in the direction by arrow Ef Step Screw quantity Color Torque D M2 x 3 mm flat head nylok coated 2 Black 1 0 1 5kgf cm 35 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 1030 Bottom slot cover For access remove this FRU 1010 Battery pack on page 33 Figure 3 Removal steps of bottom slot cover Remove the two screws H Then remove the bottom slot cover by arrow EJ Step Screw quantity Color Torque 11 M2 5 x 5 mm flat head nylok coated 2 Black 2 0 2 5kgf cm 36 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1040 Hard disk drive For access remove these FRUs in order 1010 Battery pack on page 33 1030 Bottom slot cover on page 36 Attention Do not drop the hard disk drive or apply any physical shock to it The hard disk drive is sensitive to physical shock Improper handling can cause damages and permanent loss of data Before removing the drive suggest the customer to backup all the information on it if possible Never remove the drive while the system is operating or in suspend mode M J Figure 4 Removal steps of hard disk drive Remove two frame fixing screws lll Remove the hard disk drive in the direction by arrow EJ Step Screw quantity Color Torque 11 M2 5 x 5 mm flat head nylok coated 2 Black 2 0 2 5kgf cm 37 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance
64. ts on the hard disk drive you can restore the complete contents of the hard disk drive restore only the desired files or restore only the Windows operating system and applications Product Recovery The Product Recovery program enables you to restore the computer settings to the factory default settings through recovery media Attention When you use the Product Recovery program to restore the computer settings all the data you have stored on the hard disk drive will be deleted and the computer settings will be restored to the factory default settings During the restoring process you will be given the option to save one or more files currently on the hard disk drive to other media before the data is deleted Windows 8 The preinstalled Windows recovery program enables you to do the following Refresh the computer without losing personal files Restore the computer to the factory default settings Attention When you use the Windows recovery program to restore the computer settings all the data you have stored on the hard disk drive will be deleted and the computer will be restored to the factory default settings To avoid data loss back up your data in advance Configure the advanced startup options The advanced startup options enable you to do the following Change the startup settings of the Windows operating system Restore the Windows operating system from a system image Change the startup settings of the Windows operatin
65. ui amp Note for warranty During the warranty period the customer may be responsible for repair costs if the computer damage was caused by misuse accident modification unsuitable physical or operating environment or improper maintenance by the customer The following is a list of some common items that are not covered under warranty and some symptoms that might indicate that the system was subjected to stress beyond normal use Before checking problems with the computer determine whether the damage is covered under the warranty by referring to the following list The following are not covered under warranty LCD panel cracked from the application of excessive force or from being dropped Scratched cosmetic parts Distortion deformation or discoloration of the cosmetic parts Plastic parts latches pins or connectors that have been cracked or broken by excessive force Damage caused by liquid spilled into the system Damage caused by the improper insertion of a PC Card or the installation of an incompatible card Improper disk insertion or use of an optical drive Diskette drive damage caused by pressure on the diskette drive cover foreign material in the drive or the insertion of a diskette with multiple labels Damaged or bent diskette eject button Fuses blown by attachment of a nonsupported device Forgotten computer password making the computer unusable Sticky keys caused by spilling a liquid onto t
66. und Augen ger t sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgesp lt und bei Beschwerden anschliefend ein Arzt aufgesucht werden Tino 210m 23v LCD IIN WIN TOM ON TUNA DNA DN DYN D EU NN Vw DPT YN D DY D YIN DYNAN ON NIN nw Nap VI mne MPT 15 ne ovn ANNI DIVNI Drun OY Yan Nel caso che caso l LCD si dovesse rompere ed il liquido in esso contenuto entrasse in contatto con gli occhi o le mani lavare immediatamente le parti interessate con acqua corrente per almeno 15 minuti poi consultare un medico se i sintomi dovessero permanere LCD MEL LCD OP OA 0 0 LERA RDS PAL WD E7 72 lt E 15 CTE SV PWLL ERIC HP ko CMS PORK BAL lt 72 Av Sila LCD se rompe y el fluido de su interior entra en contacto con sus ojos o sus manos lave inmediatamente las reas afectadas con agua durante 15 minutos como m nimo Obtenga atenci n medica si se presenta algun U sintoma del fluido despues de lavarse 11 MY Lenovo B50 30 B50 30 Touch B50 45 B50 70 12 Hardware Maintenance Manual yc Safety notice 6 A DANGER To avoid shock do not remove the plastic cover that protects the lower part of the inverter card Afin d viter tout risque de choc lectrique ne retirez pas le cache en plastique prot geant la partie inf rieure de la carte d alimentation Aus Sicherheitsgriinden die Kunststoffabdeckung die den u
67. urs Use caution do not become a victim yourself Switch off the power Send the victim to get medical aid Lenovo B50 30 B50 30 Touch B50 45 B50 70 Safety inspection guide inspection guide The purpose of this inspection guide is to assist you in identifying potential unsafe conditions As each machine was designed and built reguired safety items were installed to protect users and service personnel from injury This guide addresses only those items You should use good judgment to identify potential safety hazards due to attachment of non Lenovo features or options not covered by this inspection guide If any unsafe conditions are present you must determine how serious the apparent hazard could be and whether you can continue without first correcting the problem Consider these conditions and the safety hazards they present Electrical hazards especially primary power primary voltage on the frame can cause serious or fatal electrical shock Explosive hazards such as a damaged CRT face or a bulging capacitor Mechanical hazards such as loose or missing hardware To determine whether there are any potential unsafe conditions use the following checklist at the beginning of every service task Begin the checks with the power off and the power cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Turn off the computer Disconnect the power cord 3 Check th
68. ve electrical currents Many customers have rubber floor mats near their machines that contain small conductive fibers to decrease electrostatic discharges Do not use such kind of mat to protect yourself from electrical shock Find the room emergency power off EPO switch disconnecting switch or electrical outlet If an electrical accident occurs you can then operate the switch or unplug the power cord quickly Do not work alone under hazardous conditions or near the equipment that has hazardous voltages Disconnect all power before Performing a mechanical inspection Working near power supplies Removing or installing main units Before you start to work on the machine unplug the power cord If you cannot unplug it ask the customer to power off the wall box that supplies power to the machine and to lock the wall box in the off position If you need to work on a machine that has exposed electrical circuits observe the following precautions Ensure that another person familiar with the power off controls is near you Attention Another person must be there to switch off the power if necessary Use only one hand when working with powered on electrical equipment keep the other hand in your pocket or behind your back Attention An electrical shock can occur only when there is a complete circuit By observing the above rule you may prevent a current from passing through your body When using testers set
69. ve six screws EN Step Screw quantity Color Torque H M2 5 x 4 mm flat head nylok coated 6 Black 2 0 2 5kgf cm 55 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Figure 16 Removal steps of LCD unit and base cover continued Remove the LCD unit from the base cover in the direction by arrow H 56 Lenovo B50 30 B50 30 Touch B50 45 B50 70 For Windows 7 operating System Note Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds When you replace the base cover you need to apply the following labels The following labels need to be peeled off from the old base cover and put on the new base cover Palm Rest Label ES label VGA label CPU label Win7 C Sticker Rating label Rating print label WLAN amp BT Label Indonesia rating label COA label For some models you also need to apply one or two FCC labels Check the old base cover if it has one or two FCC labels find duplicates of them in the label kit and apply them to the new base cover Ea Ed Ea LS Ed E2 23 Es E2 ES For the location of each label refer to the following figure B50 30 B50 30 Touch B50 45 B50 70 NL JOC al IEN
70. w When installing Make sure USB HDMI and the VGA of the system board attached into its holes on the base properly Improper placement of the jacks may cause damage Make sure that the connectors are attached firmly to the system board 52 Lenovo B50 30 B50 30 Touch B50 45 B50 70 1140 Fan and heat sink assembly For access remove these FRUs in order 1010 Battery pack on page 33 1020 Optical drive on page 34 1030 Bottom slot cover on page 36 1040 Hard disk drive on page 37 1050 DIMM on page 39 1060 PCI Express Mini Card for wireless LAN WAN on page 40 1070 Keyboard on page 41 1080 Keyboard bezel on page 43 1110 Led board on page 48 1130 System board on page 50 Figure 14 Removal steps of fan and heat sink assembly Disconnect the fan connector in the direction by arrow Remove the screw EJ and six screws Then remove the fan and heat sink in the direction as shown by arrow 1 Step Screw quantity Color Torque M2 5 mm flat head nylok coated 1 Silver 1 5 2 0kgf cm y 8 M2x3 mm flat head nylok coated 6 Black 1 0 1 5kgf cm When installing Make sure that all the fan and DC IN connectors are attached firmly 53 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual 1150 Speakers and battery board For access remove these FRUs 1010 Battery pack on page 33 10
71. y information that you need to get familiar with before you service a Lenovo computer General safety on page 2 Electrical safety on page 3 Safety inspection guide on page 5 Handling devices that are sensitive to electrostatic discharge on page 6 Grounding requirements on page 6 Safety notices multilingual translations on page 7 Laser compliance statement on page 14 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual General safety safety Follow the following rules to ensure general safety Observe a good housekeeping in the area where the machines are put during and after the maintenance When lifting any heavy object 1 Make sure that you can stand safely without slipping 2 Distribute the weight of the object equally between your feet 3 Use a slow lifting force Never move suddenly or twist when you attempt to lift it 4 Lift it by standing or pushing up with your leg muscles this action could avoid the strain from the muscles in your back Do not attempt to lift any object that weighs more than 16 kg 35 lb or that you think is too heavy for you Do not perform any action that causes hazards to the customer or that makes the machine unsafe Before you start the machine make sure that other service representatives and the customer are not in a hazardous position Please remove covers and other parts in a safe place away from all personnel wh
72. you select an incorrect drive data or programs can be overwritten Important notice for replacing a system board Some components mounted on a system board are very sensitive Improper handling can cause damage to those components and may cause a system malfunction Attention When handling a system board Do not drop the system board or apply any excessive force to it Avoid rough handling of any kind Avoid bending the system board and hard pushing to prevent cracking at each BGA Ball Grid Array chipset 17 d Lenovo B50 30 B50 30 Touch B50 45 B50 70 Hardware Maintenance Manual Important information about replacing RoHS compliant FRUs RoHS The Restriction of Hazardous Substances in Electrical and Electronic Equipment Directive 2002 95 EC is a European Union legal requirement affecting the global electronics industry RoHS requirements must be implemented on Lenovo products placed on the market after June 2006 Products on the market before June 2006 are not required to have RoHS compliant parts If the original FRU parts are non compliant replacement parts can also be non compliant In all cases if the original FRU parts are RoHS compliant the replacement part must also be RoHS compliant Note RoHS and non RoHS FRU part numbers with the same fit and function are identified with unique FRU part numbers Lenovo plans to transit to RoHS compliance well before the implementation date and expects its suppliers to be rea

Lenovo Essential B50-45

Contents

Download Pdf Manuals

Related Search

Related Contents