Lenovo IdeaPad U460s- Manuals

1 Safety information Safety information This chapter presents the following safety information that you need to get familiar with before you service an IdeaPad U460 computer:• “General safety” on page 2 • “Electrical safety” on page 3 • “Safety inspection guide” on page 5 • “Handling devices that ar...

2 IdeaPad U460 Hardware Maintenance Manual General safety Follow these rules below 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....

3 Safety information Electrical 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 live electrical currents.Many custo...

4 IdeaPad U460 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 ...

5 Safety information Safety inspection guide The purpose of this inspection guide is to assist you in identifying potential unsafe conditions. As each machine was designed and built, required safety items were installed to protect users and service personnel from injury. This guide addresses only th...

6 IdeaPad U460 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 b...

7 Safety information Safety notices: multilingual translations The safety notices in this section are provided in English, French, German, Hebrew, Italian, Japanese, and Spanish. Safety notice 1 Before the computer is powered on after FRU replacement, make sure all screws, springs, and other small p...

8 IdeaPad U460 Hardware Maintenance Manual Safety notice 2 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 required by local ordinances or regul...

9 Safety information Safety notice 3 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 wh...

10 IdeaPad U460 Hardware Maintenance Manual Safety notice 4 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°F), incinerate it, or expose its cell contents to water. Dispose of th...

11 Safety information Safety notice 5 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.Si le panneau d’affi...

12 IdeaPad U460 Hardware Maintenance Manual Safety notice 6 DANGER To avoid shock, do not remove the plastic cover that protects the lower part of the inverter card. Afin d’éviter tout risque de choc électrique, ne retirez pas le cache en plastique protégeant la partie inférieure de la carte d’alime...

13 Safety information Safety notice 8 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 unité remplaçable en clientèle, mettez le système hors tension, d...

14 IdeaPad U460 Hardware Maintenance Manual Laser compliance statement Some models of Lenovo IdeaPad 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,...

15 Safety information 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: DANGER Emits visible and invisible laser radiation when open. Do not stare into the beam, do not view directly with optical instr...

16 IdeaPad U460 Hardware Maintenance Manual Important service information 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 1...

17 Important service information Use 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 ...

18 IdeaPad U460 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 requ...

19 General checkout General checkout 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 th...

20 IdeaPad U460 Hardware Maintenance Manual What to do first 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 servicer2. Date of service3. Date on which the machine failed4. Date of...

21 General checkout Power system checkout To verify a symptom, follow the steps below:1. Turn off the computer.2. Remove the battery pack.3. Connect the AC adapter.4. Make sure that power is supplied when you turn on the computer.5. Turn off the computer.6. Disconnect the AC adapter and install the ...

22 IdeaPad U460 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 t...

23 Related service information Related service information This chapter presents the following information:• “Restoring the factory contents by using OneKey Recovery” on page 23 • “Passwords” on page 24 • “Power management” on page 25 Restoring the factory contents by using OneKey Recovery Restore o...

24 IdeaPad U460 Hardware Maintenance Manual When you use the recovery discs to boot your computer, the system will enter the user interface for system recovery automatically. Please follow the prompt to insert the backup disc s to complete the whole recovery process. Note: The recovery process might...

25 Related service information Power 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 mode If the time set on the “Turn off moni...

26 IdeaPad U460 Hardware Maintenance Manual Hibernation mode In hibernation mode, the following occurs: The system status, RAM, VRAM, and setup data are stored on the hard disk. • The system is powered off. • To cause the computer to enter hibernation mode, follow the steps below: If you are using t...

27 Lenovo IdeaPad U460 Lenovo IdeaPad U460 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 31 • “FRU replacement notices” on page 32 • “Removi...

28 IdeaPad U460 Hardware Maintenance Manual Table 1. Specifications (continued) Feature Description I/O port • External monitor connector• Stereo headphone jack• Microphone jack• RJ45 x 1 (on planar)• HDMI port• USB2.0 x 3 (on planar)• eSATA/USB combo port x 1• 5-in-1 media card reader MODEM slot • ...

29 Lenovo IdeaPad U460 Status indicators The system status indicators below show the computer status: 5 6 7 1 3 2 4 8 9 Table 2. Status indicators Indicator Meaning 1 Drive in use White: Data is being read from or written to the hard disk drive or the solid state drive. When this indicator is on, do...

30 IdeaPad U460 Hardware Maintenance Manual Table 2. Status indicators (continued) Indicator Meaning 6 Battery status Blinking amber: (500ms off/1s on) The remaining power of the battery is less than 5% of its capacity. Blinking amber: (100ms off/3.2s on) The battery is being charged with the remain...

31 Lenovo IdeaPad U460 Fn key combinations The following table shows the function of each combination of Fn with a function key. Table 4. Fn key combinations Key combination Description Fn + Esc: Turn on/off the integrated camera. Fn + F1: Enter sleep mode. Fn + F2: Turn on/off the backlight for the...

32 IdeaPad U460 Hardware Maintenance Manual FRU 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 IdeaPad computer, this problem is...

33 Lenovo IdeaPad U460 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 u...

34 IdeaPad U460 Hardware Maintenance Manual 1010 Battery pack 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 battery release lever 1 . Holding the battery release lever in the un...

36 IdeaPad U460 Hardware Maintenance Manual 1030 Hard disk drive (HDD) cover For access, remove this FRU: • “1010 Battery pack” on page 34 Figure 3. Removal steps of HDD cover Loosen the screws 1 and then remove the HDD cover in the direction shown by arrow 2 . 1 1 2

37 Lenovo IdeaPad U460 1040 Hard disk drive For access, remove these FRUs in order:• “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD) 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. Impr...

38 IdeaPad U460 Hardware Maintenance Manual 1050 DIMM cover For access, remove this FRU:• “1010 Battery pack” on page 34 Figure 5. Removal steps of DIMM cover Loosen two screws 1 , and then remove the DIMM cover in the direction shown by arrow 2 . 1 1 2

40 IdeaPad U460 Hardware Maintenance Manual 1070 PCI Express Mini Card for wireless LAN/WAN For access, remove these FRUs in order:• “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD) cover” on page 36 • “1040 Hard disk drive” on page 37 • “1050 DIMM cover” on page 38 • “1080 Keyboard” on ...

42 IdeaPad U460 Hardware Maintenance Manual 1080 Keyboard For access, remove this FRU:• “1010 Battery pack” on page 34 Figure 8. Removal steps of keyboard Remove three screws 1 . 1 1 1 Step Screw (quantity) Color Torque 1 M2.5 × 6 mm, flat-head, nylok-coated (3) Black 2.5 kgfcm

46 IdeaPad U460 Hardware Maintenance Manual Figure 9. Removal steps of keyboard bezel (continued) Detach five FPC connectors in the direction shown by arrows 3 4 . Unplug the speaker connector in the direction shown by arrow 4 . 4 3 4 When installing: Make sure that all the FPC connectors and the sp...

47 Lenovo IdeaPad U460 Figure 9. Removal steps of keyboard bezel (continued) Remove the keyboard bezel in the direction shown by arrow 5 . 5 Remove two screws 6 and then remove the speakers in the direction shown by arrows 7 . 6 6 7 7 Step Screw (quantity) Color Torque 6 M2.5 × (5.7+2) mm, flat-head...

48 IdeaPad U460 Hardware Maintenance Manual Figure 9. Removal steps of keyboard bezel (continued) Remove two screws 8 and then remove the power board and OneKey Rescue System button board 9 . 9 9 8 8 Step Screw (quantity) Color Torque 8 M1.98 × 3 mm, flat-head, nylok-coated (2) Silver 1.5 kgfcm

50 IdeaPad U460 Hardware Maintenance Manual Figure 10. Removal steps of LCD unit (continued) Remove the LCD unit in the direction shown by arrows 4 . 4 4

51 Lenovo IdeaPad U460 1110 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...

52 IdeaPad U460 Hardware Maintenance Manual Figure 11. Removal steps of system board Remove six screws 1 , and detach the power connector and the bluetooth connector in the direction shown by arrows 2 . 1 1 1 1 1 1 2 2 When installing: Make sure that the power connector and bluetooth connector are a...

54 IdeaPad U460 Hardware Maintenance Manual 1120 Fan assembly and Heat Sink assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive (HDD) cover” on page 36 • “1040 Hard disk drive” on page 37 • “1050 DIMM cover” on page...

56 IdeaPad U460 Hardware Maintenance Manual Figure 12. Removal steps of fan assembly and heat sink assembly (continued) Lift the fan assembly and heat sink assembly in the direction shown by arrow 4 . Be careful not to damage the connector. 4 Attention: Do not handle the heat sink assembly roughly. ...

58 IdeaPad U460 Hardware Maintenance Manual 1140 Base cover and bluetooth card For access, remove these FRUs in order:• “1010 Battery pack” on page 34 • “1020 Dummy card” on page 35 • “1030 Hard disk drive (HDD) cover” on page 36 • “1040 Hard disk drive” on page 37 • “1050 DIMM cover” on page 38 • “...

59 Lenovo IdeaPad U460 Figure 14. Removal steps of base cover and bluetooth card (continued) Remove the bluetooth card in the direction shown by arrow 3 . 3

60 IdeaPad U460 Hardware Maintenance Manual 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 label: The following labels need to be peeled off from the old base co...

61 Lenovo IdeaPad U460 1150 LCD front bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD) cover” on page 36 • “1040 Hard disk drive” on page 37 • “1050 DIMM cover” on page 38 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 40 • “10...

62 IdeaPad U460 Hardware Maintenance Manual 1160 LCD panel, LCD cable and hinges For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD) cover” on page 36 • “1050 DIMM cover” on page 38 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 40 • “1...

64 IdeaPad U460 Hardware Maintenance Manual Figure 16. Removal steps of LCD panel, LCD cable and hinges (continued) Note: The LCD cables are attached to the LCD panel by a metal connector. Peel off the adhesive tape and detach the connector in the direction shown by arrow 6 . 6 When installing: Make...

65 Lenovo IdeaPad U460 1170 Integrated camera For access, remove these FRUs in order:• “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD) cover” on page 36 • “1050 DIMM cover” on page 38 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 40 • “1080 Keyboard” on page 42 • “1090 Key...

66 IdeaPad U460 Hardware Maintenance Manual 1180 Antenna assembly and LCD cover For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD) cover” on page 36 • “1050 DIMM cover” on page 38 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 40 • “10...

67 Lenovo IdeaPad U460 Locations Front view 1 Integrated camera 2 Wireless module antennas 3 Built-in microphone 4 Power button 5 System status indicators Note: For the description of each indicator, see “Status indicators” on page 29. 6 Touch sensitive buttons 7 Ambient Light Sensor 8 OneKey Rescue...

68 IdeaPad U460 Hardware Maintenance Manual Right-side view 1 Kensington slot 2 AC power adapter jack 3 USB port 4 Microphone jack 5 Headphone jack 6 Integrated wireless device switch 7 Media card slot 6 7 3 5 4 2 1 Bottom and Left-side view 1 eSATA/USB combo port 2 HDMI port 3 RJ-45 port 4 Fan louv...

69 Lenovo IdeaPad U460 Parts list This section presents the following service parts:• “Overall” on page 70 • “LCD FRUs” on page 75 • “Keyboard” on page 77 • “Miscellaneous parts” on page 79 • “AC adapters” on page 80 • “Power cords” on page 81 Notes: • Each FRU is available for all types or models, ...

70 IdeaPad U460 Hardware Maintenance Manual Overall d 19 21 c 23 h 11 10 i 14 12 9 g 15 16 j 18 20 22 17 13 6 b 5 f a 4 7 8 2 1 3

71 Lenovo IdeaPad U460 Table 5. Parts list—Overall No. FRU FRU no. a-d See “Miscellaneous parts ” on page 79. 1 LCD unit (see “LCD FRUs” on page 75.) 2 Keyboard (see “Keyboard ” on page 77.) 3 NIMUA RUBBER DOME 31044625 4 NIMUA LOGIC UPPER ASSY-UMA 31044620 4 NIMUA LOGIC UPPER ASSY-SG 31044621 5 NIM...

75 Lenovo IdeaPad U460 LCD FRUs In Lenovo IdeaPad U460, there are following types of LCDs. “14.0-in. • HD TFT” 5 3 2 4 7 6 e 1 8

77 Lenovo IdeaPad U460 Keyboard Table 7. Parts list—Keyboard P/N Chicony Bulgaria 25010479 International English 25010480 Swiss 25010481 Slovenian 25010482 Slovak 25010483 Icelandic 25010484 Belgian 25010485 Four Nordic countries 25010486 Hungarian 25010487 Hebrew 25010488 Greek 25010489 Dutch 25010...

79 Lenovo IdeaPad U460 Miscellaneous parts Table 8. Parts list—Miscellaneous parts FRU P/N System miscellaneous parts: • ( a ) NIMUA TOUCH PAD BRACKET • ( b ) NIMUA FINGER PRINT BRACKET • ( c ) NIMUA HDD BRACKET • ( d ) NIMUA LOWER BRACKET • ( e ) NIMUA LCD SCREW RUBBER 31044629310446233104461631044...

80 IdeaPad U460 Hardware Maintenance Manual AC adapters Table 9. Parts list—3-pin AC adapters FRU P/N 65W, Delta ADP-65KH B adapter 36001646 65W, Liteon PA-1650-56LC adapter 36001651 65W, Chicony CPA-A065 20V3.25A adapter 36001792 65W, Brazil PA-1650-52LB adapter (made in Brazil) 36001714

81 Lenovo IdeaPad U460 Power cords A Lenovo IdeaPad power cord for a specific country or region is usually available only in that country or region: Table 10. Parts list—3-pin power cords Region P/N CCC • SSD YD-118-1+IEC53RVV+SSD-3-2B-1 1m 145000602 CCC • LINETEK PC323+RVV300/300+LS15 1m 145000600 ...

82 IdeaPad U460 Hardware Maintenance Manual Table 10. Parts list—3-pin power cords (continued) Region P/N Brazil • Longwell LP-46+H03VV-F+LS-18 1m 145000564 Israel • Longwell LP-41+H03VV-F+LS-18 1m 145000563 UL • Longwell LP-30B+SPT-2 18AWG+LS-18 1m 145000562 UK • Longwell LP-61L+H03VV-F+LS-18 1m 14...

83 Notices 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 n...

84 IdeaPad U460 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 guara...