Lenovo G485 Hardware Maintenance Manual
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Lenovo G485 Hardware Maintenance Manual

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  • Page 1 Lenovo G480/G485/ G580/G585/G780 Hardware Maintenance Manual...
  • Page 2 “Notices” on page 119 First Edition (February 2012) © Copyright Lenovo 2012. All rights reserved. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract No.

  • Page 3: Table Of Contents

    1070 PCI Express Mini Card for wireless LAN/WAN ... 47 1080 Keyboard... 49 1090 Keyboard bezel ... 52 1100 Speakers (Lenovo G480/G485/ G580/G585) ... 59 1110 System board ... 60 1120 LCD unit... 70 1130 Fan assembly and Heat Sink assembly...

  • Page 4: About This Manual

    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”...

  • Page 5: Safety Information

    Safety information Safety information This chapter presents the following safety 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 •...

  • Page 6: General Safety

    Lenovo G480/G485/G580/G585/G780 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.

  • Page 7: Electrical Safety

    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 customers have rubber floor mats near their machines that contain small conductive fibers to decrease electrostatic discharges.
  • Page 8 Lenovo G480/G485/G580/G585/G780 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.

  • Page 9: Safety Inspection Guide

    4. Check for cracked or bulging batteries. 5. Remove the cover. 6. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any non-Lenovo alterations. 7. Check inside the unit for any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of fire or smoke damage.

  • Page 10: Handling Devices That Are Sensitive To Electrostatic Discharge

    Lenovo G480/G485/G580/G585/G780 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.

  • Page 11: Safety Notices: Multilingual Translations

    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 parts are in place and are not left loose inside the computer.
  • Page 12 Lenovo G480/G485/G580/G585/G780 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 regulations.
  • Page 13 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 when replacing the battery pack.
  • Page 14 Lenovo G480/G485/G580/G585/G780 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 battery as required by local ordinances or regulations.
  • Page 15 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.
  • Page 16 Lenovo G480/G485/G580/G585/G780 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’alimentation.
  • Page 17 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, débranchez tous les cordons d’alimentation des socles de prise de courant, retirez la batterie et déconnectez tous les cordons d’interface.

  • Page 18: Laser Compliance Statement

    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 certified in the U.S.
  • Page 19 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 instruments, and avoid direct exposure to the beam.

  • Page 20: Important Service Information

    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.

  • Page 21: Strategy For Replacing A Hard Disk Drive

    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 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.

  • Page 22: Important Information About Replacing Rohs Compliant Frus

    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.

  • Page 23: 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 the computer. •...

  • Page 24: What To Do First

    Lenovo G480/G485/G580/G585/G780 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 servicer 2.

  • Page 25: Power System Checkout

    3. If the voltage is not correct, replace the AC adapter. 4. If the voltage is acceptable, do the following: • Replace the system board. • If the problem persists, go to “Lenovo G480/G485/G580/G585/G780” on page 27. Note: Noise from the AC adapter does not always indicate a defect.

  • Page 26: Checking Operational Charging

    Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual 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.

  • Page 27: Related Service Information

    1. Insert the bootable Start Recovery Disc into the optical drive. 2. Start the computer. When the Lenovo logo comes up, immediately press F12; on the boot sequence menu, select the optical drive as the first boot-up device.

  • Page 28: Passwords

    Windows screen is displayed. Follow the instructions on the screen to complete the Windows setup. Passwords 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).

  • Page 29: Power Management

    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 monitor” timer in the operating system expires, the LCD backlight turns off.

  • Page 30: Hibernation Mode

    Lenovo G480/G485/G580/G585/G780 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: •...

  • Page 31: Lenovo G480/G485/G580/G585/G780

    • “FRU replacement notices” on page 32 • “Removing and replacing an FRU” on page 33 • “Locations” on page 92 • “Parts list” on page 97 Specifications The following table lists the specifications of the Lenovo G480/G485/G580/ G585/G780: Table 1. Specifications Feature Processor...
  • Page 32 • 10/100 M or 10/100/1000 M Ethernet • 1 slot for WLAN card (half size) • option • 6 Row, Lenovo Keyboard • Two clicks with Dome • 640 × 480 pixels or 1280 × 720 pixels • 4400 mAh, 6 cell cylindrical Li-ion Battery •...

  • Page 33: Status Indicators

    Status indicators The system status indicators below show the computer status: Lenovo G480/G485/G580/G585 Lenovo G780 Table 2. Status indicators Indicator Caps lock Num lock Power on Lenovo G480/G485/G580/G585/G780 Meaning White: Caps Lock mode is enabled. You can enter all alphabetic characters (A-Z) in uppercase without pressing the Shift key.
  • Page 34 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Battery status Wireless status Drive in use White: Data is being read from or written to the hard disk Blinking amber: (500ms off/1s on) The remaining power of the battery is less than 5% of its capacity.

  • Page 35: Fn Key Combinations

    Fn + Home: Fn + End: Fn + PgDn (G480/G485): Activate the insert function. Fn + Fn + Lenovo G480/G485/G580/G585/G780 Description Turn on/off the integrated camera. Enter sleep mode. Turn on/off the backlight of the LCD screen. Open the interface for the display device switch to select this notebook or an external display.

  • Page 36: 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 addressed with special nylon-coated screws that have the following characteristics: •...

  • Page 37: Removing And Replacing An Fru

    (ESD) strap (P/N 6405959) to remove potential shock reasons. Note: • The illustrations used in this section are of the Lenovo G580, unless otherwise stated. • The procedures listed below (for removing components) are the same for the Lenovo G480/G485/G580/G585/G780.

  • Page 38: 1010 Battery Pack

    Lenovo G480/G485/G580/G585/G780 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 manual battery latch...

  • Page 39: 1020 Dummy Card

    Lenovo G480/G485/G580/G585/G780 1020 Dummy card For access, remove this FRU: • “1010 Battery pack” on page 34 Figure 2. Removal steps of dummy card Remove the dummy card in the direction shown by arrows Lenovo G480/G485/G580/G585 Lenovo G780...

  • Page 40: 1030 Optical Drive/Hard Disk Drive (Hdd)/Memory/Central Processing Unit/Mini Pci Express Card Slot Compartment Cover

    Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual 1030 Optical drive/Hard disk drive (HDD)/Memory/Central processing unit/Mini PCI Express Card slot compartment cover For access, remove this FRU: • “1010 Battery pack” on page 34 Figure 3. Removal steps of Optical drive/Hard disk drive (HDD)/Memory/Central...
  • Page 41 Lenovo G480/G485/G580/G585/G780 Lenovo G780: Loosen the four screws and remove the two screws compartment cover in the direction shown by the arrow Step Screw (quantity) G480: M2.5×8.0 mm, flat-head, nylok-coated (2) G580: M2.5×4.0 mm, flat-head, nylok-coated (2) M2.5×8.0 mm, flat-head,...
  • Page 42 Lenovo G480/G485/G580/G585/G780 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 cover, and need to be put on the new base cover.

  • Page 43: 1040 Hard Disk Drive

    • 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 is in suspend mode. Figure 4. Removal steps of hard disk drive Remove the two screws Lenovo G480/G485/G580/G585 Lenovo G480/G485/G580/G585/G780...
  • Page 44 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Lenovo G780 Step Screw (quantity) M2.5×4.0 mm, flat-head, nylok-coated (2) Color Torque Black 2.0-2.5 kgfcm...
  • Page 45 Lenovo G480/G485/G580/G585/G780 Figure 4. Removal steps of hard disk drive (continued) Then pull the hard disk drive bracket in the direction shown by arrow Lenovo G480/G485/G580/G585 Lenovo G780 Remove the hard disk drive (secured in the metal frame) in the direction shown...
  • Page 46 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Lenovo G780 When installing: Make sure that the hard disk drive connector is attached firmly.

  • Page 47: 1050 Optical Drive

    • “1010 Battery pack” on page 34 • “1030 Optical drive/Hard disk drive (HDD)/Memory/Central processing unit/Mini PCI Express Card slot compartment cover” on page 36 Figure 5. Removal steps of optical drive Remove the screw Lenovo G480/G485/G580/G585 Lenovo G780 Step Screw (quantity) G480/G485/G580/G585: M2.5×6.0 mm, flat-head, nylok-coated (1) G780: M2.5×8.0 mm, flat-head,...
  • Page 48 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Insert a screwdriver into the screw hole and push the optical drive in the direction shown by arrow by arrow Lenovo G480/G485/G580/G585 Lenovo G780 . Pull the optical drive out in the direction shown...

  • Page 49: 1060 Dimm

    Lenovo G480/G485/G580/G585/G780 1060 DIMM For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Optical drive/Hard disk drive (HDD)/Memory/Central processing unit/Mini PCI Express Card slot compartment cover” on page 36 Figure 6. Removal steps of DIMM...

  • Page 50: Lenovo G780

    Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Lenovo G780 Note: If only one DIMM is used on the computer you are servicing, the card must be installed in SLOT-0 ( 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.

  • Page 51: 1070 Pci Express Mini Card For Wireless Lan/Wan

    Notes: wireless LAN card has 2 cables in step wireless LAN card in some models may have 3 cables in step Step Screw (quantity) M2.0×3.0 mm, flat-head, nylok-coated (1) Lenovo G480/G485/G580/G585/G780 , and then remove the Color Black Torque 1.5-2.0 kgfcm...
  • Page 52 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 7. Removal steps of PCI Express Mini Card for wireless LAN/WAN (continued) Remove the card in the direction shown by arrow When installing: • In models with a wireless LAN card that has two antenna connectors, plug the black cable (1st) (MAIN) into the jack labeled 1, and the white cable (2nd) (AUX) into jack labeled 2 on the card.

  • Page 53: 1080 Keyboard

    • “1010 Battery pack” on page 34 • “1030 Optical drive/Hard disk drive (HDD)/Memory/Central processing unit/Mini PCI Express Card slot compartment cover” on page 36 Figure 8. Removal steps of keyboard Lenovo G480/G485/G580/G585 Remove the three screws Lenovo G780 Remove one screw...
  • Page 54 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 8. Removal steps of keyboard (continued) Loosen the keyboard with fingers in the direction shown by arrow Lenovo G480/G485/G580/G585 Lenovo G780...
  • Page 55 Lenovo G480/G485/G580/G585/G780 Figure 8. Removal steps of keyboard (continued) Lift the keyboard a little , and then detach the connector in the direction shown by arrows Lenovo G480/G485/G580/G585 Lenovo G780 When installing: Make sure that the FPC connector is attached firmly.

  • Page 56: 1090 Keyboard Bezel

    Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual 1090 Keyboard bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 34 • “1030 Optical drive/Hard disk drive (HDD)/Memory/Central processing unit/Mini PCI Express Card slot compartment cover” on page 36 •...
  • Page 57 Lenovo G480/G485/G580/G585/G780 Lenovo G780 Remove the sixteen screws , the four screws bottom. Step Screw (quantity) G480/G485/G580/G585: M2.5×6.0 mm, flat-head, nylok-coated (11) G780: M2.5×8.0 mm, flat-head, nylok-coated (16) G480/G485/G580/G585: M2.0×3.0 mm, flat-head, nylok-coated (3) G780: M2.0×2.0 mm, flat-head, nylok-coated (4) G480/G485/G580/G585: M2.5×4.0 mm,...
  • Page 58 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 9. Removal steps of keyboard bezel (continued) Lenovo G480/G485/G580/G585 Remove the screw Lenovo G780 Remove the four screws Step Screw (quantity) G480/G485/G580/G585: M2.5×6.0 mm, flat-head, nylok-coated (1) G780: M2.5×5.0 mm, flat-head, nylok-coated (4) Color...
  • Page 59 Lenovo G480/G485/G580/G585/G780 Figure 9. Removal steps of keyboard bezel (continued) Detach the FPC connectors in the direction shown by arrows Lenovo G480/G485/G580/G585 Lenovo G780...
  • Page 60 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 9. Removal steps of keyboard bezel (continued) Remove the keyboard bezel in the direction shown by arrow Lenovo G480/G485/G580/G585 Lenovo G780 When installing: Make sure that all the FPC connectors, microphone connectors are attached firmly.
  • Page 61 Lenovo G480/G485/G580/G585/G780 Figure 9. Removal steps of keyboard bezel (continued) Remove the two screws , and then remove the power board in the direction shown by arrow Lenovo G480/G485/G580/G585 Lenovo G780...
  • Page 62 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Lenovo G780 Remove the screw arrow Step , and then remove the power board in the directioshown by Screw (quantity) M2.0×3.0 mm, flat-head, nylok-coated (2) G780: M2.0×3.0 mm, flat-head, nylok-coated (1) Color Torque Black 1.5-2.0 kgfcm Black 1.5-2.0 kgfcm...

  • Page 63: 1100 Speakers (Lenovo G480/G485/G580/G585)

    • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 Figure 10. Removal steps of speakers (Lenovo G480/G485/G580/G585) Remove the four screws the direction shown by arrows...

  • Page 64: 1110 System Board

    • “1050 Optical drive” on page 43 • “1060 DIMM” on page 45 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 • “1100 Speakers (Lenovo G480/G485/G580/G585)” on page 59...
  • Page 65 Lenovo G480/G485/G580/G585/G780 Figure 11. Removal steps of system board Lenovo G480/G485/G580/G585 Remove the three screws . Unplug the LCD and Bluetooth connectors in the direction shown by arrows . Detach the two FPC connectors in the direction shown by arrows...
  • Page 66 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Lift the system board a little direction shown by arrow Lenovo G780 Remove the three screws in the direction shown by arrows direction shown by arrows , and then detach the power connector in the .
  • Page 67 Lenovo G480/G485/G580/G585/G780 Remove two screws . Unplug the LCD connector and power jack connector in the direction shown by arrows Step Screw (quantity) M2.5×4.0 mm, flat-head, nylok-coated (3) G780: M2.5×4.0 mm, flat-head, nylok-coated (2) Color Black Black Torque 2.0-2.5 kgfcm...
  • Page 68 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 11. Removal steps of system board (continued) Remove the system board in the direction shown by arrow Lenovo G480/G485/G580/G585 Lenovo G780...
  • Page 69 Lenovo G480/G485/G580/G585/G780 Figure 11. Removal steps of system board (continued) Remove the screw . Then remove the card reader board in the direction shown by arrow Lenovo G480/G485/G580/G585...
  • Page 70 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 11. Removal steps of system board (continued) Lenovo G780 Step When installing: When installing: When attaching the system board to the base cover, make sure that both of the audio jack and the microphone jack are attached to the holes on the base cover as shown in the switch or those jacks might cause a damage.
  • Page 71 Lenovo G480/G485/G580/G585/G780 Figure 11. Removal steps of system board (continued) Remove the screws . Then remove the card reader board in the direction shown by arrow Lenovo G480/G485/G580/G585 Lenovo G780 Step Screw (quantity) G480/G485/G580/G585: M2.5×4.0 mm, flat-head, nylok-coated (2) G780: M2.5×4.0 mm, flat-head,...
  • Page 72 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 11. Removal steps of system board (continued) Lenovo G480/G485/G580/G585 Remove the screw arrow Step Remove the power jack in the direction shown by arrow Lenovo G480/G485/G580/G585 . Then remove the USB board in the direction shown by Screw (quantity) G480/G485/G580/G585: M2.5×4.0 mm,...
  • Page 73 Lenovo G480/G485/G580/G585/G780 Figure 11. Removal steps of system board (continued) Lenovo G780 When installing: Make sure that all the connectors are attached firmly.

  • Page 74: 1120 Lcd Unit

    • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 • “1100 Speakers (Lenovo G480/G485/G580/G585)” on page 59 • “1110 System board” on page 60 Figure 12. Removal steps of LCD unit...
  • Page 75 Lenovo G480/G485/G580/G585/G780 Figure 12. Removal steps of LCD unit (continued) Lenovo G480/G485/G580/G585 Lenovo G780 Step Screw (quantity) G480/G485/G580/G585: M2.5×6.0 mm, flat-head, nylok-coated (4) G780: M2.5×5.0 mm, flat-head, nylok-coated (4) Color Black white Torque 2.5-3.0 kgfcm 2.0-2.5 kgfcm...
  • Page 76 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual 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.
  • Page 77 Lenovo G480/G485/G580/G585/G780 Lenovo G780...

  • Page 78: 1130 Fan Assembly And Heat Sink Assembly

    • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 • “1100 Speakers (Lenovo G480/G485/G580/G585)” on page 59 • “1110 System board” on page 60 Figure 13. Removal steps of fan assembly and heat sink assembly...
  • Page 79 Lenovo G480/G485/G580/G585/G780 Figure 13. Removal steps of fan assembly and heat sink assembly (continued) Lenovo G480/G485/G580/G585 Remove the three screws and the four screws Lenovo G780 Remove the three screws and the one screw Step Screw (quantity) M2.0×3.2 mm, flat-head, nylok-coated (3) Black G480/G485/G580/G585: M2.0×3.0 mm,...
  • Page 80 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 13. Removal steps of fan assembly and heat sink assembly (continued) Lift the fan assembly and heat sink assembly in the direction shown by arrow Lenovo G480/G485/G580/G585 Lenovo G780 Note: Be careful not to damage the connector.
  • Page 81 Lenovo G480/G485/G580/G585/G780 Lenovo G480/G485/G580/G585 Lenovo G780 When installing: Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, to the part shown in the figure above. Either too much or too less grease application can cause a thermal...

  • Page 82: 1140 Cpu

    • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 • “1100 Speakers (Lenovo G480/G485/G580/G585)” on page 59 • “1110 System board” on page 60 • “1130 Fan assembly and Heat Sink assembly” on page 74 Attention: CPU is extremely sensitive.
  • Page 83 Lenovo G480/G485/G580/G585/G780 Lenovo G780 When installing: Place the CPU on the CPU socket in the direction shown by arrow , and then rotate the head of the screw in the direction shown by arrow to secure the CPU.

  • Page 84: 1150 Base Cover

    • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 • “1100 Speakers (Lenovo G480/G485/G580/G585)” on page 59 • “1110 System board” on page 60 • “1120 LCD unit” on page 70 Figure 15.
  • Page 85 Lenovo G480/G485/G580/G585/G780 Figure 15. Removal steps of base cover (continued) Lenovo G780 Remove the four screws . Then remove the speakers by lifting in the direction shown by arrows Step Screw (quantity) M2.0×5.7+2 mm, flat-head, nylok-coated (4) Color Torque Black...

  • Page 86: 1160 Lcd Front Bezel

    • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 • “1100 Speakers (Lenovo G480/G485/G580/G585)” on page 59 • “1110 System board” on page 60 • “1120 LCD unit” on page 70 Figure 16.
  • Page 87 Lenovo G480/G485/G580/G585/G780 Lenovo G780 Step Screw (quantity) G480/G485/G580/G585: M2.5×6.0 mm, flat-head, nylok-coated (2) G780: M2.5×5.0 mm, flat-head, nylok-coated (2) Color Torque White 2.0-2.5 kgfcm Black 2.0-2.5 kgfcm...
  • Page 88 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 16. Removal steps of LCD front bezel (continued) Remove the LCD front bezel in the direction shown by arrows Lenovo G480/G485/G580/G585 Lenovo G780...

  • Page 89: 1170 Lcd Panel, Lcd Cable And Hinges

    • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 • “1100 Speakers (Lenovo G480/G485/G580/G585)” on page 59 • “1110 System board” on page 60 • “1120 LCD unit” on page 70 •...
  • Page 90 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Lenovo G780 Step Screw (quantity) M2.5×4.0 mm, flat-head, nylok-coated (4) Color Torque Black 2.0-2.5 kgfcm...
  • Page 91 Lenovo G480/G485/G580/G585/G780 Figure 17. Removal steps of LCD panel, LCD cable and hinges (continued) Remove the eight screws , release the hinges from the LCD panel in the direction shown by arrows Lenovo G480/G485/G580/G585 Lenovo G780 Step Screw (quantity) M2.0×3.0 mm, flat-head,...
  • Page 92 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Figure 17. 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...

  • Page 93: 1180 Integrated Camera

    • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 • “1100 Speakers (Lenovo G480/G485/G580/G585)” on page 59 • “1110 System board” on page 60 • “1120 LCD unit” on page 70 •...
  • Page 94 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Lenovo G780 When installing: Stick the integrated camera to the top center of the LCD cover and ajust the placement of it to make sure the connector is attached firmly.

  • Page 95: 1190 Antenna Assembly And Lcd Cover

    • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 47 • “1080 Keyboard” on page 49 • “1090 Keyboard bezel” on page 52 • “1100 Speakers (Lenovo G480/G485/G580/G585)” on page 59 • “1110 System board” on page 60 • “1120 LCD unit” on page 70 •...

  • Page 96: Locations

    Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Locations Front view Integrated camera Wireless module antennas Note: Wireless module antennas may be placed in different positions (2a/2b) depending on different configurations. Computer display OneKey Rescue System button Power button Built-in microphone System status indicators...
  • Page 97 Lenovo G480/G485/G580/G585/G780 Lenovo G780...

  • Page 98: Right-Side View

    Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Right-side view Combo audio jack Optical drive USB port AC power adapter jack Headphone jack Microphone jack Lenovo G480/G485/G580/G585 Lenovo G780...

  • Page 99: Bottom And Left-Side View

    HDMI port (Select models only) RJ-45 port VGA port Fan louvers Kensington slot Optical drive/Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI Express Card slot compartment Battery latch - spring loaded Battery pack Battery latch - manual Speaker Lenovo G480/G485/G580/G585 Lenovo G480/G485/G580/G585/G780...
  • Page 100 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Lenovo G780...

  • Page 101: Parts List

    • “Keyboard” on page 108 • “Miscellaneous parts” on page 114 • “AC adapters” on page 115 • “Power cords” on page 116 Notes: • Each FRU is available for all types or models, unless specific types or models are specified. Lenovo G480/G485/G580/G585/G780...

  • Page 102: Overall

    Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Overall Lenovo G480/G485/G580/G585...
  • Page 103 Lenovo G480/G485/G580/G585/G780 Lenovo G780...
  • Page 104 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Table 4. Parts list—Overall LCD unit (see “LCD FRUs” on page 105.) Keyboard (see “Keyboard” on page 108.) QIWG5 Power Board UMA W/Cable (G480/G485) QIWG5 Power Board DIS W/Cable (G480/G485) LG48 Power Board W/Cable (G480)
  • Page 105 Lenovo G480/G485/G580/G585/G780 Table 4. Parts list—Overall (continued) QIWG6 IO Board W/Cable 455M0X38L41 (G580/G585) CARD READER 5 IN 1-17 (G780) LG48 TouchPad Button Poard (G480) LG58 TouchPad Button Board (G580) QIWG6 LED Board W/Cable 455NW538L01 (G580/G585) LED BOARD 17 (G780) Intel I7-3612QM 2.1G E1 6M 4cPGA Processor Intel I7-3520M 2.9G L1 4M 2cPGA Processor...
  • Page 106 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Table 4. Parts list—Overall (continued) RAM, DDR3 1600 4GB, Samsung, M471B5273DH0-CK0 DDR3 1600 4GB RAM, DDR3 1600 4GB, Micron, MT16KTF51264HZ-1G6M1 DDR3 1600 4GB RAM, DDR3 1600 4GB, Hynix, HMT351S6CFR8C-PB DDR3 1600 RAM, DDR3 1600 4GB, Ramaxel, RMT3160ED58E9W-1600 DDR3...
  • Page 107 Lenovo G480/G485/G580/G585/G780 Table 4. Parts list—Overall (continued) HDD, 500G 5400rpm, WD (ML375M), WD WD5000BPVT-24HXZ 5400RPM HDD, 500G 5400rpm, Seagate Waytt, Seagate ST9500325AS 500G HDD, 500G 5400rpm, HGST (Jaquar B7), HGST HTS545050A7E380 5400PRM7mm HDD, 500G 5400rpm, Toshiba Capricorn BS (H6sp), Toshiba...
  • Page 108 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Table 5. Parts list—Overall (continued) QIWG5 SD Dummy Card FA0N1000F00 LG48 SD Dummy Card (G480) LG58 SD Dummy (G580) SD 5IN1 DUMMY CARD (G780) SD 2IN1 DUMMY CARD (G780) QIWG5 Thermal Door AP0N1000200 (G480/G485) QIWG6 Thermal Door AP0N2000200 (G580/G585)

  • Page 109: Lcd Frus

    LCD FRUs In Lenovo G480/G485/G580/G585/G780, there are following types of LCDs. • “14.0-in. HD TFT” (G480/G485) • “15.6-in. HD TFT” (G580/G585) • “17.3-in. HD TFT” (G780) Lenovo G480/G485/G580/G585/G780...
  • Page 110 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual 14.0-in. HD TFT Table 5. Parts list—14.0-in. HD TFT QIWG5 LCD Bezel AP0N1000500 LG48 LCD Bezel (G480) LG48 Hinge R+L (G480) QIWG5 Higne R+L AM0N1000200/300 Panel, 14.0" Wedge, LGD LP140WH4-TLN1 HD G W LED1 NB Panel, 14.0"...
  • Page 111 Lenovo G480/G485/G580/G585/G780 15.6-in. HD TFT Table 5. Parts list—15.6-in. HD TFT QIWG6 LCD Bezel AP0N2000100 LG58 LCD Bezel (G580) LG58 Hinge L+R (G580) QIWG6 Hinge R+L AM0N2000200/300 Panel, 15.6" Wedge, LGD, LP156WH4-TLN1 Panel, 15.6" Wedge, SEC, SEC LTN156AT24-L01 HD G W LED1 NB LCD Panel, 15.6"...

  • Page 112: Keyboard

    Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Keyboard Table 6. Parts list—Keyboard Language G480/G485 English U.K. English Italian Spanish Turkish Thai Portuguese Latin Canadian English&French Korean Traditional Chinese Russian French German Arabic Chicony Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries...
  • Page 113 Lenovo G480/G485/G580/G585/G780 Table 6. Parts list—Keyboard (continued) Language Sunrex (continued) G480/G485 (continued) Darfon Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries Belgian Icelandic Slovenian Swiss International English Czechoslovakian Bulgarian Indic English U.K. English Italian Spanish Turkish Thai Portuguese Latin Canadian English&French...
  • Page 114 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Table 6. Parts list—Keyboard Language G580/G585 English U.K. English Italian Spanish Turkish Thai Portuguese Latin Canadian English&French Korean Traditional Chinese Russian French German Arabic Chicony Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries Belgian...
  • Page 115 Lenovo G480/G485/G580/G585/G780 Table 6. Parts list—Keyboard (continued) Language Sunrex (continued) G580/G585 (continued) Darfon German Arabic Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries Belgian Icelandic Slovenian Swiss International English Czechoslovakian Bulgarian Indic English U.K. English Italian Spanish Turkish Thai...
  • Page 116 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Table 6. Parts list—Keyboard Language G780 English U.K. English Italian Spanish Turkish Thai Portuguese Latin Canadian English&French Korean Traditional Chinese Russian French German Arabic Chicony Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries Belgian...
  • Page 117 Lenovo G480/G485/G580/G585/G780 Table 6. Parts list—Keyboard (continued) Language Sunrex (continued) G780 (continued) Darfon Brazilian Japanese Dutch Greek Hebrew Hungarian Four Nordic countries Belgian Icelandic Slovenian Swiss International English Czechoslovakian Bulgarian Indic English U.K. English Italian Spanish Turkish Thai Portuguese Latin Canadian English&French...

  • Page 118: Miscellaneous Parts

    Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Miscellaneous parts Table 7. Parts list—Miscellaneous parts System miscellaneous parts: • (a) LG48 TP Bracket (G480) • (a) LG58 TouchPad Bracket (G580) • (b) QIWG5 ODD Bracket AM0N1000500 • (b) LG48 ODD Bracket • (b) ODD BRACKET (G780) •...

  • Page 119: Ac Adapters

    AC Adaptor, 65W, Delta ADP-65KH B 20V,3.25A AC Adaptor, 65W, Chicony CPA-A065 20V3.25A(330PF) AC Adaptor, 90W, Delta ADP-90DD BD 20V4.5A AC Adaptor, 90W, Liteon PA-1900-56LC 20V4.5A (330PF) AC Adaptor, 90W, Chicony CPA-A090 20V4.5A (330PF) Lenovo G480/G485/G580/G585/G780 36001929 36001651 36001714 36002066...

  • Page 120: Power Cords

    Lenovo G480/G485/G580/G585/G780 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 9. Parts list—3-pin power cords Region • 3PIN LINETEK PC323+RVV300/300+LS15 1m Argentina •...
  • Page 121 Lenovo G480/G485/G580/G585/G780 Table 9. Parts list—3-pin power cords (continued) Region Israel • 3PIN Longwell LP-41+H03VV-F+LS-18 1m • 3PIN Longwell LP-30B+SPT-2 18AWG+LS-18 1m • 3PIN Longwell LP-61L+H03VV-F+LS-18 1m Indian • 3PIN Longwell LP-67+BIS+LS-18 1m Italy • 3PIN Longwell LP-22+H03VV-F+LS-18 1m Korea •...
  • Page 122 Lenovo G480/G485/G580/G585/G780 Hardware Maintenance Manual Table 9. Parts list—3-pin power cords (continued) Region Argentina • 3PIN VOLEX VA2073+H03VV-F+VAC5S 1m Brazil • 3PIN VOLEX CH10S3+H03VV-F+VAC5S 1m Israel • 3PIN VOLEX SI16S3+H03VV-F+VAC5S 1m • 3PIN VOLEX M2511+HO3VV-F+VAC5S 1m 145000528 145000527 145000526 145000525...

  • Page 123: Notices

    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.

  • Page 124: Trademarks

    Actual results may vary. Users of this document should verify the applicable data for their specific environment. Trademarks The following terms are either registered trademarks or trademarks of Lenovo in the United States and/or other countries: Lenovo Lenovo logo...

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