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Lenovo 41896HU Hardware Maintenance Manual

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  • Page 1 IdeaPad Y450 Hardware Maintenance Manual...
  • Page 2 First Edition (March 2009) © Copyright Lenovo 2008. 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.

  • Page 3: Table Of Contents

    Contents About this manual ........iv Undetermined problems ........35 Lenovo IdeaPad Y450 ......... 36 Safety information ........1 Specifications ..........36 General safety ..........2 Status indicators ........... 39 Electrical safety ..........3 FRU tests ............41 Safety inspection guide ........5 Fn key combinations........

  • Page 4: About This Manual

    The product-specific section includes service, reference, and product-specific parts information. Important: This manual is intended only for trained servicers who are familiar with Lenovo IdeaPad products. Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively. Before servicing a Lenovo IdeaPad product, make sure to read all the information under “Safety 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 an IdeaPad Y450 computer: • “General safety” on page 2. • “Electrical safety” on page 3 • “Safety inspection guide” on page 5 •...

  • Page 6: General Safety

    IdeaPad Y450 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.

  • Page 7: Electrical Safety

    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.
  • Page 8 IdeaPad Y450 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 4. Check for cracked or bulging batteries. 5. Remove the cover. 6. Check for any obvious non-Lenovo IdeaPad alterations. Use good judgment as to the safety of any non-Lenovo IdeaPad 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

    IdeaPad Y450 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 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.
  • Page 12 IdeaPad Y450 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. Use only the battery in the appropriate parts listing.
  • 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 IdeaPad Y450 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. Si le panneau d’affichage à...
  • Page 16 IdeaPad Y450 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

    IdeaPad Y450 Hardware Maintenance Manual Laser compliance statement Some models of Lenovo IdeaPad 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 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.

  • Page 20: Important Service Information

    System Disassembly/Reassembly videos that show the FRU removals or ® replacements for the Lenovo authorized service technicians are available in the following support site: http://www.lenovoservicetraining.com/ion/. Advise customers to contact the Customer Support Center at 800-426-7378 if they need assistance in obtaining or installing any software fixes, drivers, and BIOS downloads.

  • Page 21: Strategy For Replacing A Hard Disk Drive

    Important service information Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs: • If you are instructed to replace a FRU, but the replacement does not solve the problem, reinstall the original FRU before you continue. •...

  • Page 22: Strategy For Replacing Frus For Cto, Cmv, And Gav

    Custom Model Variant (CMV) This is a unique configuration that has been negotiated between IBM or Lenovo and the customer. A unique 4-digit MT and 3-digit model is provided to the customer to place orders (Example: 1829-W15). A CMV is a special bid offering.
  • Page 23 Important service information Customers can also access PEW via http://www-307.ibm.com/pc/support/site.wss/product.do?template=/ warranty/warranty.vm&sitestyle=lenovo. Select Warranty lookup. Input the MT and the Serial number and the list of key commodities will be returned in the PEW record under COMPONENT INFORMATION. • Business Partners using Eclaim will access PEW when performing Entitlement Lookup.

  • Page 24: Important Information About Replacing Rohs Compliant Frus

    FRU part numbers. Lenovo plans to transit to RoHS compliance well before the implementation date and expects its suppliers to be ready to support Lenovo’s requirements and schedule in the EU. Products sold in 2005 and 2006 will contain some RoHS compliant FRUs.

  • Page 25: General Checkout

    General checkout General checkout This chapter presents the following information: • “What to do first” on page 22 • “Power system checkout” on page 23 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 26: What To Do First

    IdeaPad Y450 Hardware Maintenance Manual What to do first When you do return a 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 27: Power System Checkout

    Replace the system board. • If the problem continues, go to “Lenovo IdeaPad Y450” on page 39. Note: Noise from the AC adapter does not always indicate a defect. 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 28: Checking The Battery Pack

    IdeaPad Y450 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.

  • Page 29: Related Service Information

    In order to save application files and the initial backed up files of the system, the hard disk in a Lenovo computer includes a hidden partition when it is shipped. If you need to restore the system to the point of your first boot up, just enter Lenovo OneKey Rescue System and run Restore to factory default.

  • Page 30: Passwords

    Note: The recovery process might take up to 2 hours. Passwords As many as three passwords may be needed for any Lenovo IdeaPad computer: the power-on password (POP), the hard-disk password (HDP), and the supervisor password (SVP). If any of these passwords has been set, a prompt for it appears on the screen whenever the computer is turned on.

  • Page 31: Supervisor Password

    How to remove the hard-disk password Attention: If User only mode is selected and the user HDP has been forgotten and cannot be made available to the servicer, neither Lenovo nor Lenovo authorized servicers provide any services to reset the user HDPs or to recover data from the hard disk drive.

  • Page 32: Power Management

    IdeaPad Y450 Hardware Maintenance Manual 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 33: Hibernation Mode

    Related service information 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 34: Symptom-To-Fru Index

    If no numeric code is displayed, check the narrative descriptions of symptoms. If the symptom is not described there, go to “Intermittent problems” on page 38. Note: For a device not supported by diagnostic codes in the Lenovo IdeaPad computers, see the manual for that device. Numeric error codes Table 1.
  • Page 35 Related service information Symptom or error FRU or action, in sequence 0232 1. DIMM. Extended RAM error— Extended RAM 2. System board. fails at offset nnnn. 0250 1. Charge the backup battery for more than 8 hours by connecting the AC System battery error—System battery is adapter.
  • Page 36 IdeaPad Y450 Hardware Maintenance Manual Symptom or error FRU or action, in sequence 0281 1. Verify DIMM has been removed or changed, ensure all DIMMs are Memory Size found by POST differed properly inserted in the slots. from EISA CMOS. 2.

  • Page 37: Error Messages

    Related service information Error messages Table 2. Error messages Symptom or error FRU or action, in sequence Unsupported memory. DIMM. Make sure to use supported memory. Device address conflict. 1. Load “Setup Defaults” in the BIOS Setup Utility. 2. Backup battery. 3.
  • Page 38 IdeaPad Y450 Hardware Maintenance Manual Symptom or error FRU or action, in sequence Keyboard controller error. 1. Make sure the keyboard and mouse are in the correct ports. 2. Try replacing the keyboard and mouse. 3. Replace system board. 4. Contact your service representative. Local Graphics Memory Failed - UMA in 1.
  • Page 39 Related service information Symptom or error FRU or action, in sequence StrongROM is not installed or not functional. 1. Contact your service representative. Module Integrity Header not present in 1. Contact your service representative. some Binary modules. Authentication failed for some Binary 1.

  • Page 40: Beep Symptoms

    IdeaPad Y450 Hardware Maintenance Manual Beep symptoms Table 3. Beep symptoms Symptom or error FRU or action, in sequence One beep and a blank, unreadable, or 1. Reseat the LCD connector. flashing LCD. 2. LCD assembly. 3. External CRT. 4. System board. One long and two short beeps, and a 1.

  • Page 41: Lcd-Related Symptoms

    QXGA Notes: • Lenovo will not provide replacement if the LCD is within specification as we cannot guarantee that any replacement LCD will have zero pixel defects. • A bright dot means a pixel is always on (white or color.) •...

  • Page 42: Intermittent Problems

    2. Visually check each FRU for damage. Replace any damaged FRU. 3. Remove or disconnect all of the following devices: a. Non-Lenovo IdeaPad devices b. Devices attached to the docking station or the port replicator c. Printer, mouse, and other external devices d.

  • Page 43: Lenovo Ideapad Y450

    • “Removing and replacing an FRU” on page 50 • “Locations” on page 88 • “Parts list” on page 90 Specifi cations The following table lists the specifi cations of the Lenovo IdeaPad Y450 : Table 7. Specifi cations Feature Description ®...
  • Page 44 • with SIM card slot on MB (selected model) Bluetooth • 2.1 +EDR, selected Model wireless Slidebar • Work with Lenovo “Lenovo Desktop Navigator” application • Quick link and launch software Bulid-in • Array mic, single with Echo Cancellation and noise reduction Microphone •...
  • Page 45 Lenovo IdeaPad Y450 Table 7. Specifications (continued) Feature Description AC adapter • 90 W/20 V ® Pre-installed • Windows Vista Home 32/64 bit operating ® • Windows Vista Home Premium (32 bit) +SP1 system ® • Windows Vista Home Basic(32 bit) +SP1 ®...

  • Page 46: Status Indicators

    IdeaPad Y450 Hardware Maintenance Manual Status indicators The system status indicators below show the computer statuses: Table 8. Status indicators Indicator Meaning Drive in use White: Data is being read from or written to the hard disk drive, the solid state drive, or the optical disk drive. When this indicator is on, do not put the computer into standby mode or turn off the computer.
  • Page 47 Lenovo IdeaPad Y450 Table 8. Status indicators (continued) Indicator Meaning White: The 3G is switched on. Off: The 3G is switched off. Power on White: System is enabled. Blinking white: System is in sleep mode. Off: System is in hibernate mode or shut down.

  • Page 48: Fru Tests

    IdeaPad Y450 Hardware Maintenance Manual FRU tests The following table shows the test for each FRU. Table 9. FRU tests Applicable test System board 1. Diagnostics --> CPU/Coprocessor 2. Diagnostics --> Systemboard LCD unit 1. Diagnostics --> Video Adapter 2. Interactive Tests --> Video Keyboard 1.

  • Page 49: Fn Key Combinations

    Lenovo IdeaPad Y450 Fn key combinations The following table shows the function of each combination of Fn with a function key. Table 10. Fn key combinations Key combination Description Fn+F1 Set your computer to sleep mode. Fn+F2 Turn on/off the LCD screen.

  • Page 50: 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 IdeaPad computer, this problem is addressed with special nylon-coated screws that have the following characteristics: •...

  • Page 51: Retaining Serial Numbers

    Before replacing the system board, save the original serial number by doing the following: 1. Install the CE Utility Diskette for Lenovo IdeaPad notebooks, and restart the computer. 2. From the main menu, select 1. Set System Identification.

  • Page 52: Retaining The Uuid

    When you replace the system board, you must set the UUID on the new system board as follows: 1. Install the CE Utility Diskette for Lenovo IdeaPad notebooks, and restart the computer. 2. From the main menu, select 4. Assign UUID.

  • Page 53: Reading Or Writing The Eca Information

    To check what ECAs have been previously applied to the machine, enable the ECA Information Read/Write function on the CE Utility Diskette for Lenovo IdeaPad notebooks. 1. Insert the CE Utility Diskette for Lenovo IdeaPad notebooks, and restart the computer. 2. From the main menu, select 6. Set ECA Information.

  • Page 54: Removing And Replacing An Fru

    IdeaPad Y450 Hardware Maintenance Manual 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.

  • Page 55: 1010 Battery Pack

    Lenovo IdeaPad Y450 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 . Holding the battery release lever in the...

  • Page 56: 1020 Hard Disk Drive (Hdd) Slot Cover And Hdd

    IdeaPad Y450 Hardware Maintenance Manual 1020 Hard disk drive (HDD) slot cover and HDD For access, remove this FRU: • “1010 Battery pack” on page 51 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.
  • Page 57 Lenovo IdeaPad Y450 Figure 2. Removal steps of HDD slot cover and HDD (continued) Remove the screw , pull the tab up in the direction shown by arrows remove the hard disk drive from the slot. Step Screw (quantity) Color Torque M2.5 ×...

  • Page 58: 1030 Optical Drive

    IdeaPad Y450 Hardware Maintenance Manual 1030 Optical drive For access, remove this FRU in the order: • “1010 Battery pack” on page 51 Figure 3. Removal steps of optical drive Remove the screw , insert a screwdriver into the hole aside and push the optical drive in the direction shown by arrow , then pull the optical drive out in the direction shown by arrow...

  • Page 59: 1040 Thermal Slot Cover

    Lenovo IdeaPad Y450 1040 Thermal slot cover For access, remove this FRU in order: • “1010 Battery pack” on page 51 Figure 4. Removal steps of thermal slot cover Note: Loosen the screws , but do not remove them. Remove the thermal slot cover in the direction shown by arrow...

  • Page 60: 1050 Dimm

    IdeaPad Y450 Hardware Maintenance Manual 1050 DIMM For access, remove this FRU in order: • “1010 Battery pack” on page 51 • “1040 Thermal slot cover” on page 55 Figure 5. Removal steps of DIMM Release the two latches on both edges of the socket at the same time in the direction shown by arrows , and then unplug the DIMM in the direction shown by arrow...

  • Page 61: 1060 Fan Assembly And Heat Sink Assembly

    Lenovo IdeaPad Y450 1060 Fan assembly and Heat Sink assembly For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1040 Thermal slot cover” on page 55 Figure 6. Removal steps of fan assembly and heat sink assembly Note: Loosen the screws , but do not remove them.
  • Page 62 IdeaPad Y450 Hardware Maintenance Manual Figure 6. Removal steps of fan assembly and heat sink assembly (continued) Lift the fan assembly and heat sink assembly in the direction shown by arrow Be careful not to damage the connector. Attention: Do not handle the heat sink assembly roughly. Improper handling can cause distortion or deformation and imperfect contact with components.
  • Page 63 Lenovo IdeaPad Y450 Figure 6. Removal steps of fan assembly and heat sink assembly (continued) Peel off the adhesive tape in the direction shown by arrow to detach the fan assembly and the heat sink assembly. When installing: • Before you attach the fan assembly to the computer, apply thermal grease, at an amount of 0.2 grams, to the...

  • Page 64: 1070 Pci Express Mini Card For Wireless Lan/Wan

    IdeaPad Y450 Hardware Maintenance Manual 1070 PCI Express Mini Card for wireless LAN/WAN For access, remove this FRU in the order: • “1010 Battery pack” on page 51 • “1020 Hard disk drive (HDD) slot cover and HDD” on page 52 Figure 7.
  • Page 65 Lenovo IdeaPad Y450 Figure 7. Removal steps of PCI Express Mini Card for wireless LAN/WAN (continued) Remove two cards in the direction shown by arrows When installing: • In models with a wireless LAN card that has three antenna connectors, plug...

  • Page 66: 1080 Cpu

    IdeaPad Y450 Hardware Maintenance Manual 1080 CPU For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1040 Thermal slot cover” on page 55 • “1060 Fan assembly and Heat Sink assembly” on page 57 Attention: CPU is extremely sensitive.

  • Page 67: 1090 Keyboard Cover, Power Board And Slidebar

    Lenovo IdeaPad Y450 1090 Keyboard cover, power board and slidebar For access, remove this FRU in order: • “1010 Battery pack” on page 51 Note: Power board is attached to the keyboard cover. Figure 9. Removal steps of keyboard cover , power board and slidebar...
  • Page 68 IdeaPad Y450 Hardware Maintenance Manual Figure 9. Removal steps of keyboard cover, power board and slidebar (continued) Open the LCD at an angle about 120°. Lift the keyboard cover with fingers in the direction shown by arrows...
  • Page 69 Lenovo IdeaPad Y450 Figure 9. Removal steps of keyboard cover, power board and slidebar (continued) Turn the keyboard cover over in the direction shown by arrow and disconnect the two FPC connectors in the direction shown by arrows , then remove the keyboard cover.

  • Page 70: 1100 Keyboard

    IdeaPad Y450 Hardware Maintenance Manual 1100 Keyboard For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1090 Keyboard cover, power board and slidebar” on page 63 Figure 10. Removal steps of keyboard Lift the keyboard a little in the direction shown by arrow , and then detach the connector in the direction shown by arrows When installing: Make sure that the FPC connector is attached firmly.

  • Page 71: 1110 Keyboard Bezel And Speaker

    Lenovo IdeaPad Y450 1110 Keyboard bezel and speaker For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1020 Hard disk drive (HDD) slot cover and HDD” on page 52 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 60 •...
  • Page 72 IdeaPad Y450 Hardware Maintenance Manual Figure 11. Removal steps of keyboard bezel and speaker (continued) Remove three screws and one screw Step Screw (quantity) Color Torque M2.5 × 6.5-I (BZN) (NYLOK-RED) D4.4 T0.8 Black 2.5 N·m M2.0 × 3.0-I (BKAG) (NYLOK) IRON Black 2.0 N·m...
  • Page 73 Lenovo IdeaPad Y450 Figure 11. Removal steps of keyboard bezel and speaker (continued) Detach three FPC connectors in the direction shown by arrows . Unplug the LCD connector in the direction shown by arrow When installing: Make sure that all the FPC connectors, the LCD connector...
  • Page 74 IdeaPad Y450 Hardware Maintenance Manual Figure 11. Removal steps of keyboard bezel and speaker (continued) Pull out the five antenna cables from the guide hole of the system board in the direction shown by arrows and release them from the cable guides in the direction shown by arrows When installing: •...
  • Page 75 Lenovo IdeaPad Y450 Figure 11. Removal steps of keyboard bezel and speaker (continued) Detach the two speaker connectors in the direction shown by arrows , then remove the keyboard bezel in the direction shown by arrow When installing: Make sure that the speaker connectors and the cables are...
  • Page 76 IdeaPad Y450 Hardware Maintenance Manual Figure 11. Removal steps of keyboard bezel and speaker (continued) Remove three screws , peel off the tapes, release the speaker cables from the cable guides, then remove the speakers. Step Screw (quantity) Color Torque M2.5 ×...

  • Page 77: 1120 Lcd Unit

    Lenovo IdeaPad Y450 1120 LCD unit For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1020 Hard disk drive (HDD) slot cover and HDD” on page 52 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 60 •...
  • Page 78 IdeaPad Y450 Hardware Maintenance Manual Figure 12. Removal steps of LCD unit (continued) Remove the LCD unit in the direction shown by arrows...

  • Page 79: 1130 System Board And Pc Card/Expresscard Slots Assembly

    Lenovo IdeaPad Y450 1130 System board and PC Card/ExpressCard slots 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 80 IdeaPad Y450 Hardware Maintenance Manual Figure 13. Removal steps of system board, PC Card/ExpressCard slots assembly (continued) Unplug two connectors (power connector and USB connector) in the direction shown by arrows , remove the screw When installing: Make sure that the connectors are attached firmly. Step Screw (quantity) Color...
  • Page 81 Lenovo IdeaPad Y450 Figure 13. Removal steps of system board, PC Card/ExpressCard slots assembly (continued) Remove the system board in the direction shown by arrow When installing: When attaching the system board to the base cover, adjust the placement of the wireless radio switch as shown in...
  • Page 82 IdeaPad Y450 Hardware Maintenance Manual Figure 13. Removal steps of system board, PC Card/ExpressCard slots assembly (continued) Turn the system board over and remove two screws Step Screw (quantity) Color Torque M2.0 × 2, I, NI, NYLOK IRON White 1.5 N·m Remove the PC Card/ExpressCard slots assembly in the direction shown by arrow...

  • Page 83: 1140 Bluetooth Daughter Card And Base Cover

    Lenovo IdeaPad Y450 1140 Bluetooth daughter card and base cover For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1020 Hard disk drive (HDD) slot cover and HDD” on page 52 • “1030 Optical drive” on page 54 •...
  • Page 84 IdeaPad Y450 Hardware Maintenance Manual Figure 14. Removal steps of Bluetooth daughter and base cover (continued) Remove the power assembly in the direction shown by arrows When installing: Make sure that the power connector is attached firmly. Remove the USB assembly in the direction shown by arrows When installing: Make sure that the USB connector is attached firmly.
  • Page 85 Lenovo IdeaPad Y450 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 86: 1150 Lcd Front Bezel

    IdeaPad Y450 Hardware Maintenance Manual 1150 LCD front bezel For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1020 Hard disk drive (HDD) slot cover and HDD” on page 52 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 60 •...

  • Page 87: 1160 Lcd Panel, Lcd Cable, And Hinges

    Lenovo IdeaPad Y450 1160 LCD panel, LCD cable, and hinges For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1020 Hard disk drive (HDD) slot cover and HDD” on page 52 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 60 •...
  • Page 88 IdeaPad Y450 Hardware Maintenance Manual Figure 16. Removal steps of LCD panel, LCD cable, and hinges (continued) Lift one side of the LCD panel in the direction shown by arrow , and then detach connector in the direction shown by arrow .
  • Page 89 Lenovo IdeaPad Y450 Figure 16. Removal steps of LCD panel, LCD cable, and hinges (continued) Note: The LCD circuit and cables are attached by a lock connector. Rotate the medal loop in the direction shown by arrow to unlock the...

  • Page 90: 1170 Integrated Camera

    IdeaPad Y450 Hardware Maintenance Manual 1170 Integrated camera For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1020 Hard disk drive (HDD) slot cover and HDD” on page 52 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 60 •...

  • Page 91: 1180 Antenna Assembly And Lcd Cover

    Lenovo IdeaPad Y450 1180 Antenna assembly and LCD cover For access, remove these FRUs in order: • “1010 Battery pack” on page 51 • “1020 Hard disk drive (HDD) slot cover and HDD” on page 52 • “1070 PCI Express Mini Card for wireless LAN/WAN” on page 60 •...

  • Page 92: Locations

    IdeaPad Y450 Hardware Maintenance Manual Locations Front view Integrated camera Array microphones (bulit-in) Wireless LAN antennas System status indicators Note: For the description of each indicator, see “Status indicators” on page 42. Touch inductive panel OneKey Rescue System button Power button Stereo speakers Touch pad Touch pad buttons...

  • Page 93: Right-Side View

    Lenovo IdeaPad Y450 Right-side view IEEE1394 connector eSATA port ® ExpressCard /34 slot Optical drive USB port AC power adapter jack Bottom and Left-side view USB port HDMI port RJ-45 port VGA port Battery latch (spring loaded) Battery latch (manual)

  • Page 94: Parts List

    CRU. A single asterisk (*) means that the part is a Self-service CRU; two asterisks (**) means that the part is an Optional-service CRU. Lenovo IdeaPad computers contain the following types of CRUs: Self-service CRUs These CRUs are unplugged or held by no more than two screws.

  • Page 95: Overall

    Lenovo IdeaPad Y450 Overall...
  • Page 96 IdeaPad Y450 Hardware Maintenance Manual Table 11. Parts list—Overall RoHS No. FRU FRU no. See “Miscellaneous parts” on page 98. LCD unit (see “LCD FRUs” on page 95.) Keyboard cover 43N8371 Power board with cable 43N8372 Keyboard bezel assembly with touch pad 43N8369 LED boards with cable 43N8376...
  • Page 97 Lenovo IdeaPad Y450 Table 11. Parts list—Overall (continued) RoHS No. FRU FRU no. CPU assembly, Intel Core 2 Duo processor 42W7987 T9400 (2.53 GHz) • 4233-CTO CPU assembly, Intel Core 2 Duo processor 42W7988 T9600 (2.80 GHz) • 4233-CTO 1-GB DDR2-667 SDRAM SO-DIMM (PC2-5300)
  • Page 98 Fan assembly 43N8375 Intel WiFi Link 5100 43Y6493 • 4233-CTO, 32x, 33x, 34x, 35x, 36x, 37x, 38x, 39x, 3Ax, 3Bx, 3Cx, 3Dx, 3Ex Lenovo 802.11b/g Wireless LAN Mini-PCI 43Y6487 Express Adapter • 4233-CTO Lenovo 802.11b/g Wireless LAN Mini-PCI 43Y6480 Express Adapter •...

  • Page 99: Lcd Frus

    Lenovo IdeaPad Y450 LCD FRUs In Lenovo IdeaPad Y450, there are following types of LCDs. • “15.4-in. WXGA TFT”...
  • Page 100 IdeaPad Y450 Hardware Maintenance Manual 15.4-in. WXGA TFT Table 12. Parts list—15.4-in. WXGA TFT RoHS No. FRU FRU no. LCD front bezel 43N8363 R Hinges 43N8364 R Camera module v 4233-CTO, 32x, 33x, 34x, 43N8367 R 35x, 36x, 37x, 38x, 39x, 3Ax, 3Bx, 3Cx, 3Dx, 3Ex RTC cable for camera v 4233-CTO, 32x, 33x, 43N8366 R...

  • Page 101: Keyboard

    Lenovo IdeaPad Y450 Keyboard Table 13. RoHS Language Arabic 42T3353 42T3418 Belgian 42T3350 42T3415 Canadian French (058) 42T3340 — Canadian French (Acnor) — 42T3404 Czech 42T3358 42T3423 Danish 42T3347 42T3412 Dutch 42T3344 42T3409 Finnish, Swedish 42T3345 42T3410 French 42T3343 42T3408...

  • Page 102: Miscellaneous Parts

    IdeaPad Y450 Hardware Maintenance Manual Miscellaneous parts Table 14. Parts list—Miscellaneous parts RoHS Screw kit (including nylon-coated screws): 43N8385 R • M2 × 2.5 mm (black), wafer head (8) • M2 × 3 mm (black), wafer head (12) • M2 × 3 mm (silver), wafer head (6) •...

  • Page 103: Ac Adapters

    Lenovo IdeaPad Y450 AC adapters Table 15. Parts list—3-pin AC adapters RoHS 3-pin (90 W, 20 V) adapter (models CTO, xxA, xxB, 92P1104 xxC, xxG, xxH, xxK, xxM, xxT, xxV) 3-pin (90 W, 20 V) adapter (models CTO, xxA, xxB,...

  • Page 104: Power Cords

    IdeaPad Y450 Hardware Maintenance Manual Power cords A Lenovo IdeaPad power cord for a specific country or region is usually available only in that country or region: Table 16. Parts list—2-pin power cords RoHS Region Argentina 42T5020 42T5105 • models -CTO, xxY...

  • Page 105: Common Service Tools

    USB floppy diskette drive for maintenance diskette 05K9283 USB floppy diskette drive tool kit 27L3452 Test card for integrated Smart Card 42W7820 CE Utility Diskette for Lenovo IdeaPad notebooks — Note: Download the file from the following Web site: http://www.lenovo.com/spm.

  • Page 106: 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 107: Trademarks

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

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