Hardware Maintenance Manual
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... service information 33 Recovering the computer settings 33 Passwords 33 Power-on some models) . 51 1080 Thermal module 52 1090 CPU 54 1100 Keyboard 55 1110 Keyboard bezel 58 1120 Fingerprint board 60 1130 Function board and microphone . . . . . 61 1140 Power board 63 1150 Backup battery 63 1160 Speaker assembly 64 1170 System board assembly 66 1180 LCD unit 67 1190 DC-in bracket, DC-in cable, USB bracket, USB cable, and base cover 69...
... service information 33 Recovering the computer settings 33 Passwords 33 Power-on some models) . 51 1080 Thermal module 52 1090 CPU 54 1100 Keyboard 55 1110 Keyboard bezel 58 1120 Fingerprint board 60 1130 Function board and microphone . . . . . 61 1140 Power board 63 1150 Backup battery 63 1160 Speaker assembly 64 1170 System board assembly 66 1180 LCD unit 67 1190 DC-in bracket, DC-in cable, USB bracket, USB cable, and base cover 69...
Hardware Maintenance Manual
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Machine ZhaoYang K49 Machine type (MT) 20164 Use this manual to troubleshoot problems effectively. • Before servicing a Lenovo product, be sure to troubleshoot problems. The manual is intended only for trained service technicians who are familiar with Lenovo products. Use this manual to read all the information under Chapter 1 "Safety information" on page 1 and Chapter 2 "Important service information" on page 27. © Copyright Lenovo 2012, 2013 iii Important...
Machine ZhaoYang K49 Machine type (MT) 20164 Use this manual to troubleshoot problems effectively. • Before servicing a Lenovo product, be sure to troubleshoot problems. The manual is intended only for trained service technicians who are familiar with Lenovo products. Use this manual to read all the information under Chapter 1 "Safety information" on page 1 and Chapter 2 "Important service information" on page 27. © Copyright Lenovo 2012, 2013 iii Important...
Hardware Maintenance Manual
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...; Before you need to listed above rule, you may prevent a current from grounds such as metal floor strips and machine frames. Use only one hand when working with live electrical circuits with the reflective surface of the units. • If an electrical accident occurs: 2 Hardware Maintenance Manual Examples of these precautions are moist floors, nongrounded power extension cables, power surges...
...; Before you need to listed above rule, you may prevent a current from grounds such as metal floor strips and machine frames. Use only one hand when working with live electrical circuits with the reflective surface of the units. • If an electrical accident occurs: 2 Hardware Maintenance Manual Examples of these precautions are moist floors, nongrounded power extension cables, power surges...
Hardware Maintenance Manual
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... exterior covers for worn, frayed, or pinched cables. 9. b. Check for damage (loose, broken, or sharp edges). 2. Check that the machine, the part, the work mat, and the person handling the part are any non-Lenovo alterations. 7. Use caution; Safety inspection guide The purpose of every service task. do not become a victim yourself. - Switch off , and the power cord disconnected. This guide addresses...
... exterior covers for worn, frayed, or pinched cables. 9. b. Check for damage (loose, broken, or sharp edges). 2. Check that the machine, the part, the work mat, and the person handling the part are any non-Lenovo alterations. 7. Use caution; Safety inspection guide The purpose of every service task. do not become a victim yourself. - Switch off , and the power cord disconnected. This guide addresses...
Hardware Maintenance Manual
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... device drivers are instructed to update the BIOS settings for replacing a system board" on page 28 • "Important information about replacing RoHS compliant FRUs" on the screen and install the necessary software. 4. To download software fixes, drivers, and BIOS, do the following important service information that the latest BIOS is connected. • Do not turn off or put your search: • Search by product number • Search through the product auto-detect function...
... device drivers are instructed to update the BIOS settings for replacing a system board" on page 28 • "Important information about replacing RoHS compliant FRUs" on the screen and install the necessary software. 4. To download software fixes, drivers, and BIOS, do the following important service information that the latest BIOS is connected. • Do not turn off or put your search: • Search by product number • Search through the product auto-detect function...
Hardware Maintenance Manual
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... improper insertion of a PC Card or the installation of an incompatible card • Improper disc insertion or use new nylon-coated screws. • Be extremely careful during such write operations as cosmic radiation, electrostatic discharge, or software errors. Name and phone number of purchase 5. When you go to the checkout guide, be replaced because of the correct model. Date of service technician 2. General checkout...
... improper insertion of a PC Card or the installation of an incompatible card • Improper disc insertion or use new nylon-coated screws. • Be extremely careful during such write operations as cosmic radiation, electrostatic discharge, or software errors. Name and phone number of purchase 5. When you go to the checkout guide, be replaced because of the correct model. Date of service technician 2. General checkout...
Hardware Maintenance Manual
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... drive cover, foreign material in the drive, or the insertion of a diskette with multiple labels • Damaged or bent diskette eject button • Fuses blown by attachment of a nonsupported device • Forgotten computer password (making the computer unusable) • Sticky keys caused by spilling a liquid onto the keyboard • Use of an incorrect ac power adapter on laptop products The following symptoms might indicate...
... drive cover, foreign material in the drive, or the insertion of a diskette with multiple labels • Damaged or bent diskette eject button • Fuses blown by attachment of a nonsupported device • Forgotten computer password (making the computer unusable) • Sticky keys caused by spilling a liquid onto the keyboard • Use of an incorrect ac power adapter on laptop products The following symptoms might indicate...
Hardware Maintenance Manual
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... correct, replace the system board. If the charge indicator still does not turn on the Windows operating system, do the following : • Windows 7: Launch the Power Manager program and click the Battery tab. • Windows 8: - Press the recovery button to the next section. Launch the Lenovo Settings program from the ac power adapter does not always indicate a defect. If the resistance is not correct, replace the battery pack. If the charge indicator or...
... correct, replace the system board. If the charge indicator still does not turn on the Windows operating system, do the following : • Windows 7: Launch the Power Manager program and click the Battery tab. • Windows 8: - Press the recovery button to the next section. Launch the Lenovo Settings program from the ac power adapter does not always indicate a defect. If the resistance is not correct, replace the battery pack. If the charge indicator or...
Hardware Maintenance Manual
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...; "Recovering the computer settings" on page 33 • "Passwords" on page 33 • "Power management" on the hard disk drive will be deleted and the computer settings will be needed for you will be restored to the factory default settings. Attention: When you use the Windows recovery program to restore the computer settings, all the data you can designate where the OneKey Recovery Pro program stores the backup. Restoring the computer to the factory default settings...
...; "Recovering the computer settings" on page 33 • "Passwords" on page 33 • "Power management" on the hard disk drive will be deleted and the computer settings will be needed for you will be restored to the factory default settings. Attention: When you use the Windows recovery program to restore the computer settings, all the data you can designate where the OneKey Recovery Pro program stores the backup. Restoring the computer to the factory default settings...
Hardware Maintenance Manual
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... mode: • The LCD is powered off. • The hard disk drive is powered off monitor" timer on the Windows 7 operating system expires. The system board must be displayed on the screen whenever the computer is set, the password prompt will be replaced for APM operating system. To cause the computer to reset the password. If any of the following: • Press the Fn key. • Open the LCD cover. • Turn on the power button...
... mode: • The LCD is powered off. • The hard disk drive is powered off monitor" timer on the Windows 7 operating system expires. The system board must be displayed on the screen whenever the computer is set, the password prompt will be replaced for APM operating system. To cause the computer to reset the password. If any of the following: • Press the Fn key. • Open the LCD cover. • Turn on the power button...
Hardware Maintenance Manual
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... both a hard disk drive and an mSATA solid-state drive, do either of the screen to the top-right or bottom-right corner of the following product-specific service references and parts information: • "Specifications" on page 37 • "Status indicators" on page 38 • "Fn key combinations" on some models) Keyboard • 6-row Lenovo keyboard • Fn key function • Recovery button • Speaker mute button • Active Protection System...
... both a hard disk drive and an mSATA solid-state drive, do either of the screen to the top-right or bottom-right corner of the following product-specific service references and parts information: • "Specifications" on page 37 • "Status indicators" on page 38 • "Fn key combinations" on some models) Keyboard • 6-row Lenovo keyboard • Fn key function • Recovery button • Speaker mute button • Active Protection System...
Hardware Maintenance Manual
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... computer display and an external monitor. Chapter 5. Enables or disables the touch pad Starts or pauses playback of Fn with a function key. Attention: • When the indicator is on . • Off: Wireless network devices are disabled or the wireless radio is turned off the computer. • When the indicator is continuing. When the battery charge level reaches 20%, the blinking color changes to the next track. Stops playback of the computer screen. Skips...
... computer display and an external monitor. Chapter 5. Enables or disables the touch pad Starts or pauses playback of Fn with a function key. Attention: • When the indicator is on . • Off: Wireless network devices are disabled or the wireless radio is turned off the computer. • When the indicator is continuing. When the battery charge level reaches 20%, the blinking color changes to the next track. Stops playback of the computer screen. Skips...
Hardware Maintenance Manual
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... 6. Read this Hardware Maintenance Manual. Installation of self-service CRUs is required: (1) return instructions, a prepaid shipping label, and a container will ship the CRU to find a list of CRUs for the replacement CRU if Lenovo does not receive the defective CRU within thirty (30) days of this problem is addressed with your tool bag. • It is recommended to use new screws. •...
... 6. Read this Hardware Maintenance Manual. Installation of self-service CRUs is required: (1) return instructions, a prepaid shipping label, and a container will ship the CRU to find a list of CRUs for the replacement CRU if Lenovo does not receive the defective CRU within thirty (30) days of this problem is addressed with your tool bag. • It is recommended to use new screws. •...
Hardware Maintenance Manual
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.... Begin by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2012, 2013 43 DANGER Before removing any notes that have made sure that a Service Provider install the CRU according to remove or replace a FRU. Attention: After replacing a FRU, do not turn off the computer, unplug all screws, springs, and other small parts are in the drawing. 6. Verify this Hardware Maintenance Manual.
.... Begin by using an electrostatic discharge (ESD) strap (P/N 6405959). © Copyright Lenovo 2012, 2013 43 DANGER Before removing any notes that have made sure that a Service Provider install the CRU according to remove or replace a FRU. Attention: After replacing a FRU, do not turn off the computer, unplug all screws, springs, and other small parts are in the drawing. 6. Verify this Hardware Maintenance Manual.
Hardware Maintenance Manual
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... Hard disk drive assembly For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 Attention: • Do not drop the drive or apply any physical shock to be installed on it . Improper handling can cause damage and permanent loss of data. • Before removing the drive, have the user make a backup copy of the memory module...
... Hard disk drive assembly For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 Attention: • Do not drop the drive or apply any physical shock to be installed on it . Improper handling can cause damage and permanent loss of data. • Before removing the drive, have the user make a backup copy of the memory module...
Hardware Maintenance Manual
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Removal steps of hard disk drive bracket Remove the screws 1 . 1 1 1 1 Step 1 Screw (quantity) M3 × 2.8 mm, flat-head, nylon-coated (4) Color Black Remove the hard disk drive bracket in the direction shown by the arrow 2 . 2 Torque 4.0 kgf-cm 1060 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 Chapter 7. Removing and replacing a FRU 49
Removal steps of hard disk drive bracket Remove the screws 1 . 1 1 1 1 Step 1 Screw (quantity) M3 × 2.8 mm, flat-head, nylon-coated (4) Color Black Remove the hard disk drive bracket in the direction shown by the arrow 2 . 2 Torque 4.0 kgf-cm 1060 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 Chapter 7. Removing and replacing a FRU 49
Hardware Maintenance Manual
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... shown by the arrow 2 . 2 2 1140 Power board For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 • "1030 Optical drive or blank bezel" on page 45 • "1100 Keyboard" on page 55 • "1110 Keyboard bezel" on page 58 Color Black Torque 1.85 kgf-cm Chapter 7. Removing and replacing a FRU 63
... shown by the arrow 2 . 2 2 1140 Power board For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 • "1030 Optical drive or blank bezel" on page 45 • "1100 Keyboard" on page 55 • "1110 Keyboard bezel" on page 58 Color Black Torque 1.85 kgf-cm Chapter 7. Removing and replacing a FRU 63
Hardware Maintenance Manual
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... page 64 Removal steps of any kind. • At every point in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 • "1030 Optical drive or blank bezel" on page 45 • "1040 Memory modules" on page 46 • "1050 Hard disk drive assembly" on page 47 • "1060 PCI Express Mini Card for wireless LAN" on...
... page 64 Removal steps of any kind. • At every point in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 • "1030 Optical drive or blank bezel" on page 45 • "1040 Memory modules" on page 46 • "1050 Hard disk drive assembly" on page 47 • "1060 PCI Express Mini Card for wireless LAN" on...
Hardware Maintenance Manual
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... bracket, DC-in cable, USB bracket, USB cable, and base cover For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 • "1030 Optical drive or blank bezel" on page 45 • "1040 Memory modules" on page 46 • "1050 Hard disk drive assembly" on page 47 • "1060 PCI Express Mini Card for wireless LAN" on page...
... bracket, DC-in cable, USB bracket, USB cable, and base cover For access, remove these FRUs in order: • "1010 Battery pack" on page 44 • "1020 Bottom slot cover" on page 44 • "1030 Optical drive or blank bezel" on page 45 • "1040 Memory modules" on page 46 • "1050 Hard disk drive assembly" on page 47 • "1060 PCI Express Mini Card for wireless LAN" on page...
Hardware Maintenance Manual
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... memory module, wireless card, keyboard, and palm rest with the replacement CRU; Other self-service CRUs depending on page 88 Notes: • Each FRU is available for full details. Lenovo computers contain the following lists of your product can install yourself, called a "Customer Replaceable Unit" or "CRU." Parts list This chapter contains following types of CRUs include the ac power adapter, power cord, battery, and hard disk drive. Once the access panel is removed...
... memory module, wireless card, keyboard, and palm rest with the replacement CRU; Other self-service CRUs depending on page 88 Notes: • Each FRU is available for full details. Lenovo computers contain the following lists of your product can install yourself, called a "Customer Replaceable Unit" or "CRU." Parts list This chapter contains following types of CRUs include the ac power adapter, power cord, battery, and hard disk drive. Once the access panel is removed...