Lenovo G470/G475/ G570/G575 Hardware Maintenance Manual
Note: Before using this information and the product it supports, be sure to read the general information under “Notices” on page 89. First Edition (Dec. 2010) © Copyright Lenovo 2010. 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.
Contents About this manual........................................ iv Safety information......................................... 1 General safety................................................. 2 Electrical safety............................................... 3 Safety inspection guide................................... 5 Handling devices that are sensitive to electrostatic discharge..................................... 6 Grounding requirements..................................
About this manual This manual contains service and reference information for the following Lenovo product: Lenovo G470/G475/G570/G575 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.
Safety information Safety information This chapter presents the following safety information that you need to get familiar with before you service a Lenovo G470/G475/G570/G575 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 1
Lenovo G470/G475/G570/G575 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. 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.
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 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.
Lenovo G470/G475/G570/G575 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.
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 those items. You should use good judgment to identify potential safety hazards according to the attachment of non-Lenovo features or options not covered by this inspection guide.
Lenovo G470/G475/G570/G575 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.
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 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.
Lenovo G470/G475/G570/G575 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 shortcircuit it. Dispose of the battery as required 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.
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. Use of an incorrect battery can result in ignition or explosion of the battery. La batterie contient du nickel. Ne la démontez pas, ne l’exposez ni au feu ni à l’eau.
Lenovo G470/G475/G570/G575 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. Use only the battery in the appropriate parts listing. Use of an incorrect battery can result in ignition or explosion of the battery.
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’affichage à 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.
Lenovo G470/G475/G570/G575 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. Aus Sicherheitsgründen die Kunststoffabdeckung, die den unteren Teil der Spannungswandlerplatine umgibt, nicht entfernen.
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.
Lenovo G470/G475/G570/G575 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 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.
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 instruments, and avoid direct exposure to the beam. Radiação por raio laser ao abrir. Não olhe fixo no feixe de luz, não olhe diretamente por meio de instrumentos óticos e evite exposição direta com o feixe de luz.
Lenovo G470/G475/G570/G575 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 •• “Important information about replacing RoHS compliant FRUs” on page 18 Important: BIOS and device driver fixes are customer-installable.
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 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.
Lenovo G470/G475/G570/G575 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.
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. • Before replacing any FRU, read the entire page on removing and replacing FRUs. • When you replace FRUs, use new nylon-coated screws.
Lenovo G470/G475/G570/G575 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. Date of service 3. Date on which the machine failed 4. Date of purchase 5. Procedure index and page number in which the failing FRU was detected 6. Failing FRU name and part number 7. Machine type, model number, and serial number 8.
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 charged battery pack. 7. Make sure that the battery pack supplies power when you turn on the computer.
Lenovo G470/G475/G570/G575 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.
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 of factory default The Lenovo G470/G475/G570/G575 computers come with pre-installed OneKey Rescue System.
Lenovo G470/G475/G570/G575 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 take up to 2 hours. Passwords As many as two passwords may be needed for any Lenovo computer: the power-on password (POP) and the supervisor password (SVP).
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 monitor” timer in the operating system expires, the LCD backlight turns off. You can also turn off the LCD backlight by pressing Fn+F2. To end screen blank mode and resume normal operation, press any key.
Lenovo G470/G475/G570/G575 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 the ACPI operating system and have defined one of the following actions as the event that causes the system to go into hibernation mode, perform that action: – Closing the lid.
Lenovo G470/G475/G570/G575 Lenovo G470/G475/G570/G575 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 an FRU” on page 33 •• “Locations” on page 69 •• “Parts list” on page 71 Specifications The following table lists the specifications of the Lenovo G470/G475/G570/ G575 : Table 1
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Table 1. Specifications (continued) Feature Description I/O port • • • • • • • MODEM slot Audio Video Ethernet (on the system board) Bluetooth Keyboard Touch pad Integrated camera Battery AC adapter Pre-installed operating system 28 • • • • • • Stereo Headphone Jack Microphone Jack VGA x 1 HDMI port (selected models only) (G470/G570) RJ45 x 1 USB 2.
Lenovo G470/G475/G570/G575 Status indicators The system status indicators below show the computer status: 1 2 3 4 5 6 Table 2. Status indicators Indicator 1 Caps lock 2 Num lock 3 Power on Meaning White: Caps Lock mode is enabled. You can enter all alphabetic characters (A-Z) in uppercase without pressing the Shift key. To enable or disable Caps Lock mode, press the CapsLk key. White: The separate numeric keypad on the keyboard is enabled.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Table 2. Status indicators (continued) Indicator 30 4 Battery status 5 Wireless status 6 Drive in use Meaning 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 remaining power between 5% and 20% of its capacity. Amber: The computer is operating on battery power with the remaining power between 5% and 20% of its capacity.
Lenovo G470/G475/G570/G575 Fn key combinations The following table shows the function of each combination of Fn with a function key. Table 3. Fn key combinations Key combination Description Fn + Esc: Fn + F1: Fn + F2: 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 Fn + F3: this notebook or an external display. Fn + F4: Open the interface for display resolution settings.
Lenovo G470/G475/G570/G575 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 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 vibration.
Lenovo G470/G475/G570/G575 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. Before replacing any FRU, review “FRU replacement notices” on page 32 3. Begin by removing any FRUs that have to be removed before the failing FRU.
Lenovo G470/G475/G570/G575 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 unlocked position 2, remove the battery pack in the direction shown by arrow 3. 1 3 2 When installing: Install the battery pack along the slide rails of the slot.
Lenovo G470/G475/G570/G575 1020 Dummy card For access, remove this FRU: •• “1010 Battery pack” on page 34 Figure 2. Removal steps of dummy card Remove dummy card in the direction shown by arrows 1 2.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual 1030 Optical drive For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 Figure 3. Removal steps of optical drive Remove the screw shown in the illustration 1, and then gently pull the optical drive out in the direction shown by arrow 2 3. 1 Step 1 Screw (quantity) Color Torque M2.5 × 8 mm, flat-head, nylon-coated (1) Black 2.
Lenovo G470/G475/G570/G575 1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover For access, remove this FRU: •• “1010 Battery pack” on page 34 Figure 4. Removal steps of HDD/Memory/CPU/Mini PCI ExpressCard slot compartment cover Note: Loosen the screws 1, but do not remove them. Remove the HDD/Memory/CPU/Mini PCI ExpressCard slot compartment cover in the direction shown by arrow 2.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual 1050 Hard disk drive For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 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.
Lenovo G470/G475/G570/G575 3 Step 1 Screw (quantity) Color Torque M2.0 × 4 mm, flat-head, nylon-coated (2) Black 2.0kgfcm When installing: Make sure that the HDD connector is attached firmly.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual 1060 DIMM For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 Figure 6. Removal steps of DIMM Release the two latches on both edges of the socket at the same time in the direction shown by arrows 1, and then unplug the DIMM in the direction shown by arrow 2.
Lenovo G470/G475/G570/G575 1070 Fan assembly and Heat Sink assembly For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 Figure 7. Removal steps of fan assembly and heat sink assembly Note: Remove three screws 1 and four spring screws 2. Unplug the connector in the direction shown by arrow 3.
Lenovo G470/G475/G570/G575 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. Improper handling can cause distortion or deformation and imperfect contact with components.
Lenovo G470/G475/G570/G575 Figure 7. Removal steps of fan assembly and heat sink assembly (continued) a When installing: •• Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, to the a part shown in the figure above. Either too much or too less grease application can cause a thermal problem due to imperfect contact with a component.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual 1080 CPU For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 •• “1070 Fan assembly and Heat Sink assembly” on page 41 Attention: CPU is extremely sensitive. When you service the CPU, avoid any kind of rough handling. Figure 8.
Lenovo G470/G475/G570/G575 1090 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 Figure 9. Removal steps of PCI Express Mini Card for wireless LAN 1 2 Disconnect the two wireless LAN cables (black, white) in the direction shown by arrows 1, and then remove the screw 2. Step 2 Screw (quantity) Color Torque M2.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Notes: wireless LAN card has 2 cables in step 1. wireless LAN card in some models may have 3 cables in step 1. Figure 9. Removal steps of PCI Express Mini Card for wireless LAN (continued) Remove the card in the direction shown by arrow 3. 3 When installing: •• In models with a wireless LAN card that has two antenna connectors, plug the black cable into the jack labeled 1, and the white cable into the jack labeled 2 on the card.
Lenovo G470/G475/G570/G575 1100 Keyboard For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 Figure 10. Removal steps of keyboard Remove the screws 1, 2 on the bottom. 1 1 2 Step 1 2 Screw (quantity) Color Torque M2.5 × 8 mm, flat-head, nylon-coated (2) Black 2.0kgfcm M2.5 × 4 mm, flat-head, nylon-coated (1) Black 2.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Figure 10. Removal steps of keyboard (continued) Lift the keyboard a little 3, unlock the FPC connector and then detach the connector in the direction shown by arrows 4 5. 3 4 5 When installing: Make sure that the FPC connector is attached firmly and then lock the FPC connector.
Lenovo G470/G475/G570/G575 1110 Keyboard bezel For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1030 Optical drive” on page 36 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 •• “1050 Hard disk drive ” on page 38 •• “1100 Keyboard” on page 47 Figure 11. Removal steps of keyboard bezel Remove thirteen screws 1, two screws 2, two screws on the bottom.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Figure 11. Removal steps of keyboard bezel (continued) Remove one screw 5 and detach three FPC connectors in the direction shown by arrows 6. 6 5 6 Step 5 Screw (quantity) Color Torque M2.5 × 8 mm, flat-head, nylon-coated (1) Black 2.0kgfcm When installing: Make sure that all the FPC connectors are attached firmly.
Lenovo G470/G475/G570/G575 Figure 11. Removal steps of keyboard bezel (continued) Remove the keyboard bezel in the direction shown by arrows 7.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual 1120 Power board and touch inductive panel For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1030 Optical drive” on page 36 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 •• “1050 Hard disk drive ” on page 38 •• “1100 Keyboard” on page 47 •• “1110 Keyboard bezel” on page 49 Figure 12.
Lenovo G470/G475/G570/G575 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.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Figure 13. Removal steps of system board (continued) Remove five screws 2 and detach a connector in the direction shown by arrow 3. 2 2 2 3 2 2 3 When installing: Make sure that the connector is attached firmly. Step 2 54 Screw (quantity) Color Torque M2.5 × 4 mm, flat-head, nylon-coated (5) Black 2.
Lenovo G470/G475/G570/G575 Figure 13. Removal steps of system board (continued) Remove the system board in the direction shown by arrow 4. 4 b a a When installing: When attaching the system board to the base cover, adjust the placement of the wireless radio switch as shown in b , and make sure that both of the audio jack and the microphone jack are attached to the holes on the base cover as shown in a . Improper placement of the switch or those jacks might cause a damage.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual 1140 LCD unit For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1020 Dummy card” on page 35 •• “1030 Optical drive” on page 36 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 •• “1050 Hard disk drive ” on page 38 •• “1060 DIMM” on page 40 •• “1070 Fan assembly and Heat Sink assembly” on page 41 •• “1090 PCI Express Mini Card for wireless LAN” on page
Lenovo G470/G475/G570/G575 Figure 14. Removal steps of LCD unit (continued) 3 3 3 3 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. Step 3 Screw (quantity) Color Torque M2.5 × 5 mm, flat-head, nylon-coated (4) Black 2.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Figure 14. Removal steps of LCD unit (continued) Remove the LCD unit in the direction shown by arrows 4.
Lenovo G470/G475/G570/G575 1150 Speakers, bluetooth daughter card and base cover For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1020 Dummy card” on page 35 •• “1030 Optical drive” on page 36 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 •• “1050 Hard disk drive ” on page 38 •• “1060 DIMM” on page 40 •• “1070 Fan assembly and Heat Sink assembly” on page 41 •• “1090 PCI Express Mini Card for wireless
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Figure 15. Removal steps of bluetooth daughter card and base cover (continued) The Bluetooth daughter card is attached to the base cover. Remove the Bluetooth daughter card in the direction shown by arrows 3. 3 When installing: Make sure that the connector is attached firmly. Figure 15. Removal steps of bluetooth daughter card and base cover Remove the power assembly in the direction shown by arrow 4.
Lenovo G470/G475/G570/G575 Figure 15. Removal steps of bluetooth daughter card and base cover (continued) Remove one screw 5 and then remove the USB assembly in the direction shown by arrow 6. 5 6 When installing: Make sure that the USB connector is attached firmly. Step 5 Screw (quantity) Color Torque M2.0 × 3 mm, flat-head, nylon-coated (1) Black 2.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Note: Applying labels to the base cover The illustrations used in this Note are of the Lenovo G470. 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.
Lenovo G470/G475/G570/G575 For models in other countries or regions: a b c d e f g h Bluetooth label (for US/CA/TW/Indonesia) SIRIM Bluetooth label SIRIM WLAN label Bluetooth label (for Brazil) WLAN label (for Brazil/Israel) WLAN label (for US/CA/TW/Indonesia) Windows license label (COA) Rating label For the location of each label, refer to the following figure: a b c d e f g h For some models, you also need to apply one or two FCC labels.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual 1160 LCD front bezel For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1020 Dummy card” on page 35 •• “1030 Optical drive” on page 36 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 •• “1050 Hard disk drive ” on page 38 •• “1060 DIMM” on page 40 •• “1070 Fan assembly and Heat Sink assembly” on page 41 •• “1090 PCI Express Mini Card for wireless LAN”
Lenovo G470/G475/G570/G575 1170 LCD panel and hinges For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1020 Dummy card” on page 35 •• “1030 Optical drive” on page 36 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 •• “1050 Hard disk drive ” on page 38 •• “1060 DIMM” on page 40 •• “1070 Fan assembly and Heat Sink assembly” on page 41 •• “1090 PCI Express Mini Card for wireless LAN” on page 45 •• “1100 Ke
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Figure 17. Removal steps of LCD panel and hinges (continued) Remove eight screws 4, and release the hinges from the LCD panel in the direction shown by arrows 5. 5 4 4 4 4 4 4 4 4 5 Step 4 Screw (quantity) Color Torque M2.0 × 3 mm, flat-head, nylon-coated (8) Black 2.0kgfcm Detach the connector on the back of the LCD panel in the direction shown by arrow 6.
Lenovo G470/G475/G570/G575 1180 Integrated camera For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1020 Dummy card” on page 35 •• “1030 Optical drive” on page 36 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 •• “1050 Hard disk drive ” on page 38 •• “1060 DIMM” on page 40 •• “1070 Fan assembly and Heat Sink assembly” on page 41 •• “1090 PCI Express Mini Card for wireless LAN” on page 45 •• “1100 Keybo
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual 1190 Antenna assembly and LCD cover For access, remove these FRUs in order: •• “1010 Battery pack” on page 34 •• “1020 Dummy card” on page 35 •• “1030 Optical drive” on page 36 •• “1040 Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI ExpressCard slot compartment cover ” on page 37 •• “1050 Hard disk drive ” on page 38 •• “1060 DIMM” on page 40 •• “1070 Fan assembly and Heat Sink assembly” on page 41 •• “1090 PCI Express Mini Card for
Lenovo G470/G475/G570/G575 Locations Front view 1 Integrated camera 2 Wireless module antennas (Select models only) 3 System status indicators Note: For the description of each indicator, see “Status indicators” on page 29.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Right-side view 1 2 3 4 5 Headphone jack Microphone jack Optical drive USB port AC power adapter jack 5 4 3 2 1 Bottom and Left-side view 1 2 3 4 5 6 7 8 9 0 USB ports HDMI port (Select models only) (G470/G570) RJ-45 port VGA port Fan louvers Kensington slot Hard disk drive (HDD)/Memory/CPU (Central processing unit)/Mini PCI Express Card slot compartment Battery latch - spring loaded Battery pack Battery latch - manual 10 9 8 7 5 4 2 1 70 3 6
Lenovo G470/G475/G570/G575 Parts list This section presents the following service parts: •• “Overall” on page 72 •• “LCD FRUs” on page 77 •• “Keyboard” on page 79 •• “Miscellaneous parts” on page 84 •• “AC adapters” on page 85 •• “Power cords” on page 86 Notes: • Each FRU is available for all types or models, unless specific types or models are specified.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Overall 1 2 f 4 3 5 6 8 7 9 c e 11 12 d 10 13 14 15 17 16 b a 18 19 20 72
Lenovo G470/G475/G570/G575 Table 4. Parts list—Overall No. FRU 1 2 3 3 3 3 4 4 5 5 5 5 5 LCD unit (see “LCD FRUs” on page 77.) Keyboard (see “Keyboard” on page 79.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Table 4. Parts list—Overall (continued) No. FRU FRU no. 11 11 DDRIII 1333 1GB, SY321NG08HBF (Vega/1Gb/44nm) DDRIII 1333 1GB, SH564288FH8NWPHSFG(Rev F /1Gb/46nm) DDRIII 1333 2GB, M471B5773CHS-CH9(Rev C /2Gb/46nm) DDRIII 1333 2GB, EBJ21UE8BFU0-DJ-F (Rev.F/1Gb/60nm) DDRIII 1333 2GB, RMT1950MD58E8F1333(V69A/2Gb/50nm) DDRIII 1333 2GB, HMT325S6BFR8C-H9 N0 (Rev Vega/2Gb/44nm)) DDRIII 1333 2GB, RMT3020EF48E8W-1333(Rev.
Lenovo G470/G475/G570/G575 Table 4. Parts list—Overall (continued) No. FRU FRU no. 14 Battery pack, 6 cell 2.2 Ah, G470 Sony L10N6Y02 48Wh 3S2P Bty(2yr) Battery pack, 6 cell 2.2 Ah, G470 SMP L09M6Y02 48Wh 3S2P Bty(B-2yr)--BAK or LG Battery pack, 6 cell 2.2 Ah, G470 Celx L10C6Y02 48Wh 3S2P Bty(S-2yr) PIWG2 LOGIC LOWER 15.6 FOR W/HDMI(G570) PAWGC LOGIC LOWER 14 FOR WO/HDMI(G475) PAWGD LOGIC LOWER 15.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Table 4. Parts list—Overall (continued) No. FRU FRU no.
Lenovo G470/G475/G570/G575 LCD FRUs In Lenovo G470/G475/G570/G575, there are following types of LCDs. •• “14.0-in. HD TFT” •• “15.6-in.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual 14.0-in. HD TFT (G470/G475) Table 5. Parts list—14.0-in. HD TFT No. FRU FRU no. 1 1 2 2 2 3 4 4 4 4 4 4 5 6 6 7 8 8 PIWG1 LCD SCREW RUBBER UP FH0GL000900 PIWG1 LCD SCREW RUBBER LOW FH0GL000A00 PAWGC LCD BEZEL W/CAMERA AP0GL000110 PIWG1 LCD BEZEL W/CMOS HTM AP0GL000100 PIWG1 LCD BEZEL-CMOS TEXTURE AP0GL000200 PIWG1 LCD BRACKET 14 R+L AM0GL0003/400 14.0 HD LED Panel, B140XW01 V8 14.0 HD LED Panel, N140BGE-L21 14.0 HD LED Panel, LP140WH4-TLA1 14.
Lenovo G470/G475/G570/G575 Keyboard Table 7.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Table 7.
Lenovo G470/G475/G570/G575 Table 7.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Table 7.
Lenovo G470/G475/G570/G575 Table 7.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Miscellaneous parts Table 8. Parts list—Miscellaneous parts FRU System miscellaneous parts: • (a) PIWG1 HDD BRACKET AM0GL000600 • (b) PIWG1 ODD BRACKET EC0GL000A00 Cable miscellaneous parts: • (c) PIWG2 DC-IN CABLE-15.6 • (c) PIWG1 DC-IN CABLE-14 DC30100C1/J/R00 • (d) PIWG2 USB CABLE-15.6 M/B-USB_WIRE • (d) PIWG1 USB CABLE-14 DC301009J00 • (e) PIWG2 BT CABLE • (e) PIWG1 BT CABLE DC020015R00 • (f) PIWG2 TP FFC-15.
Lenovo G470/G475/G570/G575 AC adapters Table 9. Parts list—3-pin AC adapters FRU P/N Delta ADP-65KH BD 20V/3.25A Aadapter Liteon PA-1650-56LC Aadapter Brazil PA-1650-52LB Aadapter(Brazil) Chicony CPA-A065 20V3.25A Aadapter(330PF) Delta ADP-90DD BD 20V4.5A Aadapter Liteon PA-1900-56LC 20V4.5A Aadapter(330PF) Chicony CPA-A090 20V4.
Lenovo G470/G475/G570/G575 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.
Lenovo G470/G475/G570/G575 Table 10.
Lenovo G470/G475/G570/G575 Hardware Maintenance Manual Table 10.
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 not intended to state or imply that only that Lenovo product, program, or service may be used.
Lenovo G470/G475/G570/G575 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.
