Lenovo G460 Notebook- Manuals

1 Safety information Safety information This chapter presents the following safety information that you need to get familiar with before you service a Lenovo G460 computer:• “General safety” on page 2. • “Electrical safety” on page 3 • “Safety inspection guide” on page 5 • “Handling devices that are...

2 Lenovo G460 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.2...

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 Lenovo G460 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 p...

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 Lenovo G460 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 be...

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 Lenovo G460 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 regula...

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 Lenovo G460 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 the...

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 Lenovo G460 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’alimen...

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 Lenovo G460 Hardware Maintenance Manual Laser compliance statement 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 ce...

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 Lenovo G460 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 17...

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 Lenovo G460 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 requi...

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 Lenovo G460 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 Lenovo G460 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 th...

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 Lenovo G460 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 discs to complete the whole recovery process. Note: The recovery process might t...

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 Lenovo G460 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 th...

27 Lenovo G460 Lenovo G460 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 • “Removing and replacing...

28 Lenovo G460 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 (selected models only)• USB2.0 x 3 (on planar)• E-SATA + USB combo x 1 (on planar)• Expres...

29 Lenovo G460 Status indicators The system status indicators below show the computer status: 3 4 5 6 1 2 Table 2. Status indicators Indicator Meaning 1 Caps lock White: Caps Lock mode is enabled. You can enter all alphabetic characters (A-Z) in uppercase without pressing the Shift key. To enable or...

30 Lenovo G460 Hardware Maintenance Manual Table 2. Status indicators (continued) Indicator Meaning 4 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 remaini...

31 Lenovo G460 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 of the LCD scre...

32 Lenovo G460 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 computer, this problem is addresse...

33 Lenovo G460 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...

34 Lenovo G460 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 unl...

36 Lenovo G460 Hardware Maintenance Manual 1030 Hard disk drive (HDD)/Memory/CPU (Central processing unit) compartment cover For access, remove this FRU: • “1010 Battery pack” on page 34 Figure 3. Removal steps of HDD/Memory/CPU compartment cover Note: Loosen the screws 1 , but do not remove them. R...

37 Lenovo G460 1040 Hard disk drive For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD)/Memory/CPU (Central processing unit) compartment cover” on page 36 Attention: • Do not drop the hard disk drive or apply any physical shock to it. The hard disk ...

38 Lenovo G460 Hardware Maintenance Manual 3 Step Screw (quantity) Color Torque 1 M2.5 × 4 mm, flat-head, nylon-coated (2) Black 0.6 Nm (6 kgfcm) When installing: Make sure that the HDD connector is attached firmly.

41 Lenovo G460 1070 Fan assembly and Heat Sink assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD)/Memory/CPU (Central processing unit) compartment cover” on page 36 Figure 7. Removal steps of fan assembly and heat sink assembly Note: Remov...

42 Lenovo G460 Hardware Maintenance Manual Figure 7. 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. Im...

44 Lenovo G460 Hardware Maintenance Manual 1080 CPU For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD)/Memory/CPU (Central processing unit) compartment cover” on page 36 • “1070 Fan assembly and Heat Sink assembly” on page 41 Attention: CPU is extr...

45 Lenovo G460 1090 PCI Express Mini Card slot cover For access, remove this FRU:• “1010 Battery pack” on page 34 Figure 9. Removal steps of PCI Express Mini Card slot cover Loosen one screw 1 , but do not remove it. Remove the PCI Express Mini Card slot cover 2 . 1 2

46 Lenovo G460 Hardware Maintenance Manual 1100 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)/Memory/CPU (Central processing unit) compartment cover” on page 36 • “1090 PCI Express Mini Card slot cover...

47 Lenovo G460 Disconnect the two wireless LAN cables (black, white) and the two wireless WAN cables (red, blue) in the direction shown by arrows 1 , and then remove the screws 2 . In step 1 , unplug the jacks by using the removal tool antenna RF connector (P/N: 08K7159), or pick up the connectors w...

52 Lenovo G460 Hardware Maintenance Manual Figure 12. Removal steps of keyboard bezel (continued) Lift the keyboard bezel a little, detach the speaker connector 5 and the three FPC connectors in the direction shown by arrows 6 7 , and then remove the keyboard bezel 8 . 5 7 6 8 When installing: Make ...

53 Lenovo G460 1130 Speakers, power board and touch inductive panel For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Hard disk drive (HDD)/Memory/CPU (Central processing unit) compartment cover” on page 36 • “1110 Keyboard” on page 48 • “1120 Keyboard bezel” on page 5...

54 Lenovo G460 Hardware Maintenance Manual Figure 13. Removal steps of speakers, power board and touch inductive panel (continued) Remove two screws 2 and remove the power board 3 . 3 2 2 Notes: The touch inductive panel is fixed on the keyboard bezel. Step Screw (quantity) Color Torque 2 M2.0 × 2.5...

55 Lenovo G460 1140 System board and ExpressCard slot assembly 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 roug...

56 Lenovo G460 Hardware Maintenance Manual Figure 14. Removal steps of system board and ExpressCard slot assembly (continued) Remove three screws 2 and detach a connector in the direction shown by arrow 3 . 2 2 2 3 When installing: Make sure that the connector is attached firmly. Step Screw (quantit...

58 Lenovo G460 Hardware Maintenance Manual Figure 14. Removal steps of system board and ExpressCard slot assembly (continued) Turn the system board over and remove two screws 5 . 5 5 Step Screw (quantity) Color Torque 5 M2.0 × 3 mm, flat-head, nylon-coated (2) Black 0.4 Nm (4 kgfcm) Remove the Expre...

60 Lenovo G460 Hardware Maintenance Manual 2 2 When installing: Route the antenna cables along the cable guides. As you route the cables, • make sure that they are not subjected to any tension. Tension could cause the cables to be damaged by the cable guides, or a wire to be broken.

61 Lenovo G460 Figure 15. Removal steps of LCD unit (continued) Remove three screws 3 . 3 3 3 Step Screw (quantity) Color Torque 3 M2.5 × 6 mm, flat-head, nylon-coated (3) Silver 0.6 Nm (6 kgfcm) Remove the LCD unit in the direction shown by arrows 4 . 4 4

62 Lenovo G460 Hardware Maintenance Manual 1160 Bluetooth daughter card and base cover For access, remove these FRUs in order:• “1010 Battery pack” on page 34 • “1020 Dummy cards” on page 35 • “1030 Hard disk drive (HDD)/Memory/CPU (Central processing unit) compartment cover” on page 36 • “1040 Hard...

64 Lenovo G460 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 cov...

65 Lenovo G460 For models in Japan: a MTM CODE label b Windows license label (COA) c Rating label For the location of each label, refer to the following figure: a b c Note: The MTM label is only for the models in the following countries: Japan, Korea, Brazil, Argentina, Chile, Colombia, Peru, Venezu...

66 Lenovo G460 Hardware Maintenance Manual 1170 LCD front bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy cards” on page 35 • “1030 Hard disk drive (HDD)/Memory/CPU (Central processing unit) compartment cover” on page 36 • “1040 Hard disk drive ” on page ...

68 Lenovo G460 Hardware Maintenance Manual Figure 18. Removal steps of LCD panel and hinges (continued) Lift the LCD panel a little and detach the connector on the back of the LCD panel in the direction shown by arrow 2 . Remove the LCD panel 3 . Note: The LCD circuit is attached to the LCD panel, a...

70 Lenovo G460 Hardware Maintenance Manual 1200 Antenna assembly and LCD cover For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1020 Dummy cards” on page 35 • “1030 Hard disk drive (HDD)/Memory/CPU (Central processing unit) compartment cover” on page 36 • “1040 Hard disk d...

71 Lenovo G460 Locations Front view 1 Integrated camera 2 Array microphones (bulit-in) 3 Wireless LAN antennas 4 System status indicators Note: For the description of each indicator, see “Status indicators” on page 29. 5 Energy Management button (selected models only) 6 OneKey Rescue System button 7...

72 Lenovo G460 Hardware Maintenance Manual Right-side view 1 Microphone jack 2 Headphone jack 3 Optical drive 4 USB port 5 AC power adapter jack 5 1 2 3 4 Bottom and Left-side view 1 HDMI port (selected models only) 2 ExpressCard ® slot (selected models only) 3 eSATA/USB combo port (selected models ...

73 Lenovo G460 Parts list This section presents the following service parts: • “Overall” on page 74 • “LCD FRUs” on page 78 • “Keyboard” on page 80 • “Miscellaneous parts” on page 82 • “AC adapters” on page 83 • “Power cords” on page 84 Notes: • Each FRU is available for all types or models, unless ...

74 Lenovo G460 Hardware Maintenance Manual Overall 1 2 3 5 8 d e f 15 14 22 17 6 4 g 7 10 9 18 b 11 12 13 16 17 21 a 20 19 c

75 Lenovo G460 Table 5. Parts list—Overall No. FRU FRU no. 1 LCD unit (see “LCD FRUs” on page 78.) 2 Keyboard (see “Keyboard ” on page 80.) 3 NIWE1 LOGIC UPPER ASSY 14-AL 31042394 3 NIWE1 LOGIC UPPER ASSY 14-TEXTURE 31042395 4 NIWE1 POWER BOARD-14 11011868 5 NIWE1 SENSOR BOARD-14 31042392 6 NIWE1 SP...

78 Lenovo G460 Hardware Maintenance Manual LCD FRUs In Lenovo G460, there are following types of LCDs. “14.0-in. HD TFT” •

80 Lenovo G460 Hardware Maintenance Manual Keyboard Table 7. Parts list—Keyboard Language P/N JME International English 25009786 Swiss 25009787 Slovenian 25009788 Slovak 25009789 Icelandic 25009790 Belgian 25009791 Four Nordic countries 25009792 Hungarian 25009793 Hebrew 25009794 Greek 25009795 Dutc...

81 Lenovo G460 Table 7. Parts list—Keyboard (continued) Language P/N Chicony International English 25009852 Swiss 25009853 Slovenian 25009854 Slovak 25009855 Icelandic 25009856 Belgian 25009857 Four Nordic countries 25009858 Hungarian 25009859 Hebrew 25009860 Greek 25009861 Dutch 25009862 Czech 2500...

82 Lenovo G460 Hardware Maintenance Manual Miscellaneous parts Table 8. Parts list—Miscellaneous parts FRU P/N System miscellaneous parts: • ( a ) NIWE1 TP BRACKET • ( b ) NIWE1 HDD BRACKET • ( c ) NIWE1 ODD BRACKET 310423843104237731042381 Cable miscellaneous parts: • ( d ) NIWE1 DC-IN CABLE-14 • (...

83 Lenovo G460 AC adapters Table 9. Parts list—3-pin AC adapters FRU P/N 65W3PIN, Delta ADP-65KH B adapter 36001646 65W3PIN, Liteon PA-1650-56LC adapter 36001651 65W3PIN, Chicony CPA-A065 20V3.25A adapter 36001792 65W3PIN, Brazil PA-1650-52LB adapter 36001714

84 Lenovo G460 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 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 1...

85 Lenovo G460 Table 10. Parts list—3-pin power cords (continued) Region P/N Switzerland • Longwell LP-37+H03VV-F+LS-18 1m 145000565 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 UL • Longwell...

86 Lenovo G460 Hardware Maintenance Manual 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 p...

87 Notices 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...