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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


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...pursuant a General Services Administration "GSA" contract, use, reproduction, or disclosure is subject to the following models: Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75. GS-35F-05925. © 2014 Lenovo The illustrations used in this information and the product it supports, be sure to read the general information under... "Notices" on page 86. • This manual applies to restrictions set forth in Contract No. First Edition (Apr. 2014) © Copyright Lenovo 2014. Notes: • Before using this manual are for Lenovo G40-70 unless otherwise stated. All rights reserved.
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 3
... blank state 25 Putting the computer to sleep or shutting it down 25 Putting your computer to sleep 25 Shutting down the computer 25 Lenovo G40-30/G40-45/G40-70/G40-70m/ Z40-70/Z40-75 26 Specifications 26 Status indicators 29 Hotkeys 30 FRU replacement notices 31 Screw notices 31 Removing and replacing an...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 4
...computers. • The product-specific section includes service, reference, and product-specific parts information. Before servicing a Lenovo product, make sure to troubleshoot problems effectively. Important: This manual is divided into the following Lenovo product: Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Use this manual to read all the information under "Safety information... information for the following sections: • The common sections provide general information, guidelines, and safety information required for trained servicers who are familiar with Lenovo products.
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 5
Safety information Safety information This chapter presents the following safety information that you need to get familiar with before you service a Lenovo G40-30/G40-45/G40-70/G40-70m/ Z40-70/Z40-75 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
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 18
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual Laser compliance statement Some models of Federal Regulations (DHHS 21 CFR) Subchapter J for Class 1 laser products. to ... performance of procedures other optical storage device could result in exposure to the requirements of the Department of Health and Human Services 21 Code of Lenovo computer are equipped from the factory with an optical storage device such as options. If one of the International Electrotechnical Commission (IEC) 825 and CENELEC...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 20
... are posted on page 16 - Strategy for replacing FRUs Before replacing parts: Make sure that the latest BIOS is loaded to http://support.lenovo.com. 2. Select the BIOS/Driver/Applications and download. 4. To download software fixes, drivers, and BIOS, follow the steps below: 1....all software fixes, drivers, and BIOS downloads are installed before completing the service action. Follow the directions on page 17 - G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual Important service information This chapter presents the following important service information: • ...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 22
...-compliant. Products sold in Electrical and Electronic Equipment Directive (2002/95/EC) is a part with unique FRU part numbers. G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual Important information about replacing RoHS compliant FRUs RoHS, The Restriction of the order. ...18 In all cases if the original FRU parts are not required to these products and any product Lenovo produces containing RoHS ...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 25
... AC adapter. 4. Measure the output voltage at the plug of the following : • Replace the system board. • If the problem persists, go to "Lenovo G40-30/G40-45/G40-70/G40-70m/ Z40-70/Z40-75" on page 22 Checking the AC adapter You are servicing. 3. If you suspect a power problem, see the appropriate one...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 27
For details of factory default The Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 computers come with pre-installed OneKey Recovery System. If you need to restore the system to the point of the system, the hard disk in a Lenovo computer includes a hidden partition when it is not recoverable.... to boot your critical data before you use the recovery discs to back up , just enter Lenovo OneKey Recovery System and run System Recovery. Note: This will enter the user interface for Lenovo OneKey Recovery system. Please follow the prompt to insert the backup discs to 2 hours. 23 ...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 28
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual Passwords As many as three passwords may be needed for the user + Master HDP - If any of ... HDP has been forgotten, check whether a master HDP has been set. The computer does not start until the password is available, neither Lenovo nor Lenov authorized service technicians provide any Lenovo computer: the power-on by an unauthorized person. The hard disk drive can be set , a prompt for access to recover data...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 30
... Bus architecture Description • See the system properties of the Lenovo G40-30/G40-45/ G40-70/G40-70m/Z40-70/Z40-75: Table 1. G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 This chapter presents the following product-... lists the specifications of your computer, you can do this as follows: Open the Control Panel, and then select System and Security → System. • G40-30 GPU: PCIe 2.0, 5GT/s WLAN: PCIe 1.0, 2.5GT/s RAM: DDR3L, 1066MT/s,1333MT/s LCD: eDP 1.3, 2.7GT/s HDMI Port: HDMI 1.4, 1.65GT/s HDD: ...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 32
G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Hardware Maintenance Manual Table 1. Specifications (continued) Feature Graphic memory chip Display Standard memory CMOS RAM Hard disk drive Optical drive I/O ... × 1 (SD/MMC) • 1/8" Combo audio jack • 1.5 W speakers × 2 • Array Microphone • 10/100/1,000 Mbps • Combined in combo card • 6 rows Lenovo Keyboard • Multi-touch type • HD (720p)/0.3 M • 4 cell, 2,200 mAh / 2,800 mAh • 20 V, 65 W or...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 33
... has between 5% and 20% charge. When the battery charge reaches 20%, the blinking color will stop blinking. Charging/ The battery has less than 20% charge. Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 Status indicators The system status indicators below show the computer status: 1 2 Table 2.
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 35
In the Lenovo computer, this problem is addressed with shock or vibration. • They are calibrated correctly following country specifications. 31 Make sure that have the following when ... tight connections. • They do not easily come loose, even with special nylon-coated screws that all screws firmly to removing and replacing parts. Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 FRU replacement notices This section presents notices related to the torque shown in your tool bag. • Carefully remove...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 36
...in the steps to remove the FRU, as given by the arrow in place and none are listed. 4. DANGER Before removing any of the Lenovo G40-70, unless otherwise stated. 32 An untrained person runs the risk of the interconnecting cables. Before touching it, establish personal grounding by the numbers...the arrow in this section are listed at the top of the page. Verify this by shaking the computer gently and listening for the Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75. • The illustrations used in the figure. 6. For information about removing and replacing FRUs are the same...
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Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75


Page 37
Slide the spring-loaded latch to the unlocked position 2 to remove it on the outer edge 3. Gently raise the battery pack in the parts list for your computer. Lenovo G40-30/G40-45/G40-70/G40-70m/Z40-70/Z40-75 1010 Battery pack DANGER Only use the battery specified in the indicated direction 4 to eject the battery pack. Removal steps of the battery pack, pivoting it . 4 3 4 1 2 33 Lift up the inner edge of battery pack Unlock the manual latch 1. Figure 1. Any other battery could ignite or explode.
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Lenovo Regulatory Notice (European) - Lenovo G Z Series


Page 1
... For model: BCM943142Y 0560 1 EU Declaration of Conformity Products intended for the following Lenovo products. • Lenovo G40-30 • Lenovo G40-45 • Lenovo G40-70 • Lenovo G40-70m • Lenovo G50-30 • Lenovo G50-45 • Lenovo G50-70 • Lenovo G50-70m • Lenovo Z40-70 • Lenovo Z50-70 The following wireless modules are marked with the Conformité Europé...
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Lenovo Regulatory Notice (Non-European) - Lenovo G Z Series


Page 1
Lenovo regulatory notice for wireless adapters This manual contains regulatory information for the following Lenovo products. • Lenovo G40-30 • Lenovo G40-45 • Lenovo G40-70 • Lenovo G40-70m • Lenovo G50-30 • Lenovo G50-45 • Lenovo G50-70 • Lenovo G50-70m • Lenovo Z40-70 • Lenovo Z50-70 The following wireless modules are supported on Lenovo G40-30/G40-45/G40-70/ G40-70m/G50-30/G50-45/G50-70/G50-70m/Z40-70/Z50-70: • QCNFA335 • RTL8723BE • 3160NGW • BCM943142Y 1
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Lenovo Regulatory Notice (United States & Canada) - Lenovo G Z Series


Page 1
... has been approved for the following Lenovo product. • Lenovo G40-30 • Lenovo G40-45 • Lenovo G40-70 • Lenovo G40-70m • Lenovo G50-30 • Lenovo G50-45 • Lenovo G50-70 • Lenovo G50-70m • Lenovo Z40-70 • Lenovo Z50-70 The following wireless module is supported on Lenovo G40-30/G40-45/G40-70/G40-70m/ G50-30/G50-45/G50-70/G50-70m/Z40-70...
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User Guide - Lenovo G Z Series


Page 3
Model name Lenovo G40-30 Lenovo G40-45 Lenovo G40-70 Lenovo G40-70m Lenovo G50-30 Lenovo G50-45 Lenovo G50-70 Lenovo G50-70m Lenovo Z40-70 Lenovo Z40-75 Lenovo Z50-70 Lenovo Z50-75 MT 20417, 80FY 20374, 80E1 20369, 80DX 20422, 80G3 20418, 80G0 20375, 80E3 20351, 80DY 20423, 80G4 20366, 80E6 20360, 80DW 20354, 80E7 20356, 80EC Lenovo User Guide Instructions and technical information in this manual are applicable to the following Lenovo notebook computers unless otherwise stated.

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We have the following 7 documents available for the Lenovo G40-45:
  • Hardware Maintenance Manual - Lenovo G40-30, G40-45, G40-70, Z40-70, Z40-75
  • User Guide - Lenovo G Z Series
  • Safety and General Information Guide - Notebook
  • Lenovo Limited Warranty & Product Specific Notices - Lenovo G Z Series
  • Lenovo Regulatory Notice (European) - Lenovo G Z Series
  • Lenovo Regulatory Notice (Non-European) - Lenovo G Z Series
  • Lenovo Regulatory Notice (United States & Canada) - Lenovo G Z Series
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