Lenovo ZhaoYang K49 Hardware Maintenance Manual
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Lenovo ZhaoYang K49 Hardware Maintenance Manual

Lenovo ZhaoYang K49 Hardware Maintenance Manual

Hardware maintenance manual
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  • Page 1 Hardware Maintenance Manual ZhaoYang K49...
  • Page 2 Appendix A “Notices” on page 91. Fourth Edition (May 2013) © Copyright Lenovo 2012, 2013. 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. GS-35F-05925.

  • Page 3: Table Of Contents

    ... . Chapter 5. ZhaoYang K49 ..37 ac power adapters ... . .
  • Page 4 Hardware Maintenance Manual...

  • Page 5: About This Manual

    • The product-specific section includes service, reference, and product-specific parts information. Important: • This manual is intended only for trained service technicians who are familiar with Lenovo products. Use this manual to troubleshoot problems effectively. • Before servicing a Lenovo product, be sure to read all the information under Chapter 1 “Safety information”...
  • Page 6 Hardware Maintenance Manual...

  • Page 7: Chapter 1. Safety Information

    • Reinstall all covers correctly before returning the machine to the customer. • Fan louvers on the machine help to prevent overheating of internal components. Do not obstruct fan louvers or cover them with labels or stickers. © Copyright Lenovo 2012, 2013...

  • Page 8: Electrical Safety

    Electrical safety Observe the following rules when working on electrical equipment. Important: Use only approved tools and test equipment. Some hand tools have handles covered with a soft material that does not insulate you when working with live electrical currents. Many customers have, near their equipment, rubber floor mats that contain small conductive fibers to decrease electrostatic discharges.

  • 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: Grounding Requirements

    2. Make sure that the ESD protective devices you use have been certified (ISO 9000) as fully effective. When handling ESD-sensitive parts: • Keep the parts in protective packages until they are inserted into the product. • Avoid contact with other people. •...
  • Page 11 DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 12 DANGER Hardware Maintenance Manual...
  • Page 13 Chapter 1 Safety information...
  • Page 14 PERIGO PERIGO PERIGO PERIGO PERIGO PERIGO Hardware Maintenance Manual...
  • Page 15 PERIGO PERIGO DANGER DANGER DANGER Chapter 1 Safety information...
  • Page 16 DANGER DANGER DANGER DANGER DANGER VORSICHT Hardware Maintenance Manual...
  • Page 17 VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information...
  • Page 18 VORSICHT VORSICHT VORSICHT Hardware Maintenance Manual...
  • Page 19 Chapter 1 Safety information...
  • Page 20 Hardware Maintenance Manual...
  • Page 21 Chapter 1 Safety information...
  • Page 22 Hardware Maintenance Manual...
  • Page 23 Chapter 1 Safety information...
  • Page 24 Hardware Maintenance Manual...

  • Page 25: Laser Compliance Statement (Multilingual Translations)

    Laser compliance statement (multilingual translations) The laser compliance statements in this section are provided in the following languages: • English • Arabic • Brazilian Portuguese • French • German • Hebrew • Japanese • Korean • Spanish • Traditional Chinese Chapter 1 Safety information...
  • Page 26 Hardware Maintenance Manual...
  • Page 27 Chapter 1 Safety information...
  • Page 28 Hardware Maintenance Manual...
  • Page 29 Chapter 1 Safety information...
  • Page 30 Hardware Maintenance Manual...
  • Page 31 Chapter 1 Safety information...
  • Page 32 Hardware Maintenance Manual...

  • Page 33: Chapter 2. Important Service Information

    • Some computers have both a processor board and a system board. If you are instructed to replace either the processor board or the system board, and replacing one of them does not correct the problem, reinstall that board, and then replace the other one. © Copyright Lenovo 2012, 2013...

  • Page 34: Strategy For Replacing A Hard Disk Drive

    Note: RoHS and non-RoHS FRU part numbers with the same fit and function are identified by the unique FRU part numbers. Lenovo plans to transit to RoHS compliance before the implementation date and expects its suppliers to be ready to meet Lenovo’s requirements and schedule in the European Union. Products sold between 2005 and 2006 might contain some RoHS compliant FRUs.

  • Page 35: Chapter 3. General Checkout

    • Damage caused by liquid spilled into the system • Damage caused by the improper insertion of a PC Card or the installation of an incompatible card • Improper disc insertion or use of an optical drive © Copyright Lenovo 2012, 2013...

  • Page 36: Power System Checkout

    • Diskette drive damage caused by pressure on the diskette 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 •...

  • Page 37: Checking Operational Charging

    • Windows 7: Launch the Power Manager program and click the Battery tab. • Windows 8: – Press the recovery button to launch the Lenovo Solution Center program, and then click Battery. – Launch the Lenovo Settings program from the Start screen, and then click Power.
  • Page 38 Hardware Maintenance Manual...

  • Page 39: Chapter 4. Related Service Information

    For more information about the recovery solutions, refer to the help information system of the programs. Passwords As many as two passwords might be needed for a Lenovo notebook computer: the power-on password and the supervisor password. © Copyright Lenovo 2012, 2013...

  • Page 40: Power-On Password

    If any of these passwords has been set, a prompt for it will be displayed on the screen whenever the computer is turned on. The computer does not start until the password is entered. Note: If only a supervisor password is set, the password prompt will not be displayed when the operating system is started.

  • Page 41: Hibernation Mode

    Also, when the time set on the resume timer elapses, the computer automatically returns from sleep mode and resumes operation. Note: The computer does not accept any input immediately after it enters sleep mode. Wait a few seconds before taking any action to reenter operation mode. Hibernation mode In hibernation mode, the following occurs: •...
  • Page 42 Hardware Maintenance Manual...

  • Page 43: Chapter 5. Zhaoyang K49

    • “Fn key combinations” on page 39 Specifications This topic lists the physical features for the ZhaoYang K49 models. Processor • To view the processor information of your computer, do either of the following: – Windows 7: Click Start, right-click Computer. Then click Properties.

  • Page 44: Status Indicators

    • Two USB 2.0 connectors • Two USB 3.0 connectors • RJ45 Ethernet connector • HDMI port • External monitor connector • 4-in-1 digital media card reader slot Optical drive • 12.7 mm Rambo optical drive (on some models) Wireless features •...

  • Page 45: Fn Key Combinations

    Enables or disables the built-in wireless features. Fn+F8 Enables or disables the touch pad Fn+F9 Starts or pauses playback of Windows Media Player. Fn+F10 Stops playback of Windows Media Player. Fn+F11 Skips to the previous track. Fn+F12 Skips to the next track. Chapter 5 ZhaoYang K49...
  • Page 46 Table 2. Function key combinations (continued) Key combination Description Fn+Insert Enables or disables the numeric keypad. Fn+Delete Enables or disables the scroll lock function. Fn+PrtSc Activates the system request. Fn+Pause Activates the break function. Fn + up/down arrow Increases or decreases the display brightness level. Decreases or increases the sound volume.

  • Page 47: Chapter 6. Fru Replacement Notices

    Lenovo will ship the CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/UserManuals.
  • Page 48 • Torque driver If you have a torque screwdriver, refer to the Torque column in the screw information table for each step. • Make sure that you use the correct screw. It is recommended to use new screws for replacements. If you have a torque screwdriver, tighten all screws firmly to the torque specified in the screw information table for each step.

  • Page 49: Chapter 7. Removing And Replacing A Fru

    Lenovo will ship the CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You can find a list of CRUs for your product in this Hardware Maintenance Manual. An electronic version of this manual can be found at http://www.lenovo.com/UserManuals.

  • Page 50: 1010 Battery Pack

    1010 Battery pack Removal steps of battery pack DANGER Use only the authorized battery specified for your computer. Any other battery could ignite or explode. Unlock the battery latch . Holding the other battery latch (manual) in the unlocked position , remove the battery pack.

  • Page 51: 1030 Optical Drive Or Blank Bezel

    Removal steps of bottom slot cover Loosen the screws and do not remove them. Then remove the cover 1030 Optical drive or blank bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 44 • “1020 Bottom slot cover” on page 44 Removal steps of optical drive or blank bezel Remove the screw .

  • Page 52: 1040 Memory Modules

    Removal steps of optical drive bezel and optical drive bracket Remove the screws and then remove the optical drive bracket. Step Screw (quantity) Color Torque M2 × 3 mm, flat-head, nylon-coated (2) Black 1.85 kgf-cm 1040 Memory modules For access, remove these FRUs in order: •...

  • Page 53: 1050 Hard Disk Drive Assembly

    Removal steps of memory modules Release the two latches on both edges of the socket at the same time in the direction shown by the arrows , and then unplug the memory module in the direction shown by the arrow When installing: Insert the notched end of the memory module into the slot.
  • Page 54 Removal steps of hard disk drive assembly Remove the screws . Then pull the tab in the direction shown by the arrow Step Screw (quantity) Color Torque Black 1.85 kgf-cm M2 × 3 mm, flat-head, nylon-coated (1) Remove the hard disk drive from the slot When installing: Make sure that the hard disk drive connector is attached firmly.

  • Page 55: 1060 Pci Express Mini Card For Wireless Lan

    Removal steps of hard disk drive bracket Remove the screws Torque Step Screw (quantity) Color M3 × 2.8 mm, flat-head, nylon-coated (4) Black 4.0 kgf-cm Remove the hard disk drive bracket in the direction shown by the arrow 1060 PCI Express Mini Card for wireless LAN For access, remove these FRUs in order: •...
  • Page 56 Removal steps of PCI Express Mini Card for wireless LAN In steps , unplug the connectors using the removal tool antenna RF connector (P/N: 08K7159) or pick the connectors with your fingers and gently unplug them in the direction of the arrows. Then remove the screw Step Screw (quantity) Color...

  • Page 57: 1070 Msata Solid-State Drive (On Some Models)

    1070 mSATA solid-state drive (on some models) 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 it. The drive is sensitive to physical shock. Improper handling can cause damage and permanent loss of data.

  • Page 58: 1080 Thermal Module

    Remove the mSATA solid-state drive in the direction shown by the arrow 1080 Thermal module For access, remove these FRUs in order: • “1010 Battery pack” on page 44 • “1020 Bottom slot cover” on page 44 Removal steps of thermal module Detach the fan connector When installing: Make sure that the connector is attached firmly.

  • Page 59: Loosen The Screws

    Loosen the screws , and do not remove them. Chapter 7 Removing and replacing a FRU...

  • Page 60: 1090 Cpu

    Lift the fan assembly in the direction shown by the arrow Note: Be careful not to damage the connector. When installing: Before you attach the thermal module to the computer, apply thermal grease, at an amount of 0.2 grams, on the part marked as shown in the following illustration.

  • Page 61: 1100 Keyboard

    Removal steps of CPU Rotate the head of the screw in the direction shown by the arrow to release the lock; then remove the When installing: Place the CPU above the CPU socket , and then rotate the head of the screw in the direction shown by the arrow to secure the CPU.

  • Page 62: Step Screw (Quantity)

    Removal steps of keyboard Remove the screws When installing: Make sure that the screws are fastened and the keyboard is secured. Step Screw (quantity) Color Torque M2 × 6 mm, flat-head, nylon-coated (2) Black 1.85 kgf-cm Push hard in the direction shown by the arrows to unlatch the front side of the keyboard.
  • Page 63 Detach the keyboard lightly . Then remove the keyboard in the direction shown by the arrows Chapter 7 Removing and replacing a FRU...

  • Page 64: 1110 Keyboard Bezel

    Carefully lift the keyboard until you can see how it’s connected. Hold the keyboard above the computer, and then detach the keyboard connector When installing: Make sure that the keyboard connector is attached firmly. 1110 Keyboard bezel For access, remove these FRUs in order: •...
  • Page 65 Removal steps of keyboard bezel Remove the screws , and that secure the keyboard bezel. Step Screw (quantity) Color Torque Black 1.85 kgf-cm M2 × 6 mm, flat-head, nylon-coated (10) M2 × 3 mm, flat-head, nylon-coated (3) Black 1.85 kgf-cm M2 ×...

  • Page 66: 1120 Fingerprint Board

    Detach the connectors in the following illustration. When installing: Make sure that all the connectors are attached firmly. In steps , release the keyboard bezel from the frame using a plastic pry tool as shown in the following illustration. 1120 Fingerprint board For access, remove these FRUs in order: •...

  • Page 67: 1130 Function Board And Microphone

    • “1030 Optical drive or blank bezel” on page 45 • “1100 Keyboard” on page 55 • “1110 Keyboard bezel” on page 58 Removal steps of fingerprint board Remove the screw . Then remove the fingerprint board bracket and fingerprint board Torque Step Screw (quantity)
  • Page 68 Removal steps of function board Remove the screw . Then remove the function board in the direction shown by the arrow Step Screw (quantity) Color Torque Black M2 × 3 mm, flat-head, nylon-coated (1) 1.85 kgf-cm Removal steps of microphone Peel off the mylar tapes Hardware Maintenance Manual...

  • Page 69: 1140 Power Board

    Remove the microphone in the direction shown by the arrow 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 •...

  • Page 70: 1160 Speaker Assembly

    Removal steps of backup battery DANGER Use only the authorized battery specified for your computer. Any other battery could ignite or explode. Insert a screwdriver into the screw hole and push the backup battery as shown in the following illustration. 1160 Speaker assembly For access, remove these FRUs in order: •...
  • Page 71 Removal steps of speaker assembly Detach LCD cable . Then disconnect the speaker assembly connectors Remove the screws . Then remove the speaker assembly in the direction shown by the arrows Torque Step Screw (quantity) Color M2.5 × 5.7 mm, flat-head, nylon-coated (4) Black 1.85 kgf-cm Chapter 7...

  • Page 72: 1170 System Board Assembly

    1170 System board assembly Important notices for handling the system board: When handling the system board, bear the following in mind: • Be careful not to drop the system board on a bench top that has a hard surface, such as metal, wood, or composite. •...

  • Page 73: 1180 Lcd Unit

    Remove the system board in the direction shown by the arrow . Then detach the and DC-in cable and USB cable connectors 1180 LCD unit For access, remove these FRUs in order: • “1010 Battery pack” on page 44 • “1020 Bottom slot cover”...
  • Page 74 Removal steps of LCD unit Release the antenna cables from the cable guides. Then remove the screws Step Screw (quantity) Color Torque M2.5 × 6 mm, flat-head, nylon-coated (4) Black 1.6 kgf-cm When installing: • Route the antenna cables along the cable guides. As you route the cables, make sure that they are not subject to any tension.

  • Page 75: 1190 Dc-In Bracket, Dc-In Cable, Usb Bracket, Usb Cable, And Base Cover

    Remove the LCD unit in the direction shown by the arrows 1190 DC-in 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 •...
  • Page 76 Removal steps of DC-in bracket and DC-in cable Remove the DC-in bracket screw . Then remove the DC-in bracket and DC-in cable Removal steps of bracket and USB cable Remove the USB bracket screws . Then remove the USB bracket and USB cable Torque Step...

  • Page 77: 2010 Lcd Front Bezel

    Applying labels to the base cover The new base cover is shipped with a kit containing labels of several kinds. Apply those labels listed when you replace the base cover. For the labels which are not shipped with the new base cover, peel them off from the old base cover, and adhere them to the new one.
  • Page 78 Removal steps of LCD front bezel Remove the screws Torque Step Screw (quantity) Color M2 × 4 mm, flat-head, nylon-coated (2) Silver 1.85 kgf-cm Remove the LCD front bezel in the direction shown by the arrows When installing: Make sure that all the latches are attached firmly. Then secure the bezel with the screws. Hardware Maintenance Manual...

  • Page 79: 2020 Integrated Camera

    2020 Integrated camera For access, remove these FRUs in order: • “1010 Battery pack” on page 44 • “1180 LCD unit” on page 67 • “2010 LCD front bezel” on page 71 Removal steps of integrated camera Remove the integrated camera from the LCD cover as shown in the following illustration. Note: The integrated camera is stuck on the top center of the LCD cover.
  • Page 80 Removal steps of LCD panel and LCD cable Remove the screws . Then remove the LCD panel in the direction shown by the arrow Step Screw (quantity) Color Torque M2 × 3.5 mm, flat-head, nylon-coated (4) Silver 1.85 kgf-cm Remove the LCD cable as shown in the following illustration. When installing: Make sure that the connector is attached firmly.

  • Page 81: 2040 Hinges

    Removal steps of hinges Remove the screws and release the antenna cables from cable guides . Then remove the hinges in the direction shown by the arrows Torque Step Screw (quantity) Color M2 × 3 mm, flat-head, nylon-coated (6) Black 1.85 kgf-cm 2040 Hinges For access, remove these FRUs in order:...

  • Page 82: 2050 Antenna Assembly And Lcd Cover

    Removal steps of hinges Remove the screws and release the antenna cables from cable guides . Then remove the hinges in the direction shown by the arrows Torque Step Screw (quantity) Color M2 × 3 mm, flat-head, nylon-coated (6) Black 1.85 kgf-cm 2050 Antenna assembly and LCD cover For access, remove these FRUs in order:...
  • Page 83 Removal steps of antenna assembly and LCD cover Release the antenna cables from the cable guides on the LCD cover assembly and from the hinges in the direction shown by the arrows Cable routing: Route the antenna cables along the cable guides and secure the antenna boards with adhesive tapes.
  • Page 84 Hardware Maintenance Manual...

  • Page 85: Chapter 8. Locations

    Chapter 8. Locations This chapter introduces the location of the hardware components on ZhaoYang K49 models. Front view Touch pad Integrated camera (on some models) Wireless module antennas System indicators Mute button Integrated microphone APS button Speakers (left) Speakers (right)

  • Page 86: Right-Side View

    Right-side view USB connector USB/eSATA combo connector Optical drive or blank bezel Combo audio jack Figure 2. ZhaoYang K49 right-side view Hardware Maintenance Manual...

  • Page 87: Bottom And Left-Side View

    Battery latch (spring-loaded) HDMI port Security keyhole USB 3.0 connectors Fan louvers Bottom slot cover The memory modules, hard disk drive, and wireless cards are located underneath the bottom slot cover. Figure 3. ZhaoYang K49 bottom and left-side view Chapter 8 Locations...
  • Page 88 Hardware Maintenance Manual...

  • Page 89: Chapter 9. Parts List

    CRU, Lenovo will ship the CRU to you. CRU information and replacement instructions are shipped with your product and are available from Lenovo at any time upon request. You may find a list of CRUs in the publications that ship with your product or at http://www.lenovo.com/CRUs. You may be required to return the defective part that is replaced by the CRU.

  • Page 90: Overall

    Overall Table 3. Parts list—Overall No. FRU (Overall) FRU No. See “Miscellaneous parts” on page 88. LCD unit (see “LCD FRUs” on page 86) LLP Power Board 90000350 LLP Function Board 90000351 LLP Upper Case W/TP 90201078 LLP FingerPrint Board 90000349 Hardware Maintenance Manual...
  • Page 91 Table 3. Parts list—Overall (continued) No. FRU (Overall) FRU No. Battery pack, 6 cell, 2.2 Ah 121500047 121500049 121500048 121500050 Battery pack, 6 cell, 2.8 Ah 121500052 121500053 LLP Speaker L 90201084 90201085 LLP Speaker R LLP Lower Case 90201073 25201635 Optical drive, 12.7 mm, Rambo 25201106...

  • Page 92: Lcd Frus

    Keyboard (see “Keyboard” on page 88) — ac power adapter (see “ac power adapters” on page 88) LCD FRUs ZhaoYang K49 models use a 14-inch, high-definition (HD), light-emitting diode (LED), liquid-crystal display (LCD). (Table 4 “Parts list - LCD” on page 87). Hardware Maintenance Manual...
  • Page 93 Table 4. Parts list - LCD No. FRU FRU No. LLP LCD Bezel W/Camera hole 90201072 LLP Hinge L+R 90201077 LLP Antenna R 90201080 LSS Camera 1M 90000319 LLP LCD Cover W/Sponge 90201071 LLP LCD Cable 90201063 LLP Antenna L 90201079 18200240 LCD module, 14.0-inch, HD, anti-glair...

  • Page 94: Keyboard

    Table 8. Parts list — ac power adapters FRU No. 3-pin adapter 36001941 36001927 36001942 Power cords A Lenovo power cord for a specific country or region is usually available only in that country or region. Hardware Maintenance Manual...
  • Page 95 Table 9. Parts list - 3-pin power cords FRU No. Country or region 145000600 China 145000568 145000538 Chapter 9 Parts list...
  • Page 96 Hardware Maintenance Manual...

  • Page 97: Appendix A. Notices

    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. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.

  • Page 98: Electronic Emissions Notices

    For electronic emission information on Class B digital devices, refer to the corresponding information in the User Guide. EU contact: Lenovo, Einsteinova 21, 851 01 Bratislava, Slovakia Trademarks The following terms are trademarks of Lenovo in the United States, other countries or both: Active Protection System Lenovo OneKey Windows is the trademark of the Microsoft group of companies.

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