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IdeaPad Y450 Hardware Maintenance Manual

Figure 11. Removal steps of keyboard bezel and speaker (continued)

Remove three screws 

3

 and one screw 

4

. 

4

3

3

3

Step

Screw (quantity)

Color

Torque

3

M2.5 × 6.5-I (BZN) (NYLOK-RED) D4.4 T0.8 Black

2.5 N·m

4

M2.0 × 3.0-I (BKAG) (NYLOK) IRON

Black

2.0 N·m

Summary of Contents for 41896HU

Page 1: ...IdeaPad Y450 Hardware Maintenance Manual ...

Page 2: ...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 LIMITED AND RESTRICTED RIGHTS NOTICE If products data computer software or services are delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to res...

Page 3: ...r management 28 Screen blank mode 28 Sleep standby mode 28 Hibernation mode 29 Symptom to FRU index 30 Numeric error codes 30 Error messages 32 Beep symptoms 33 No beep symptoms 33 LCD related symptoms 34 Intermittent problems 35 Undetermined problems 35 Lenovo IdeaPad Y450 36 Specifications 36 Status indicators 39 FRU tests 41 Fn key combinations 42 FRU replacement notices 43 Screw notices 43 Ret...

Page 4: ...idelines and safety information required for servicing computers 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 produ...

Page 5: ...th before you service an IdeaPad Y450 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 ...

Page 6: ...ping them away from all personnel while you are servicing the machine Keep your toolcase away from walk areas so that other people will not trip it over Do not wear loose clothing that can be trapped in the moving parts of the machine Make sure that your sleeves are fastened or rolled up above your elbows If your hair is long fasten it Insert the ends of your necktie or scarf inside clothing or fa...

Page 7: ...box in the off position If you need to work on a machine that has exposed electrical circuits observe the following precautions Ensure that another person familiar with the power off controls is near you Attention Another person must be there to switch off the power if necessary Use only one hand when working with powered on electrical equipment keep the other hand in your pocket or behind your ba...

Page 8: ... a plastic dental mirror The surface is conductive such touching can cause personal injury and machine damage Do not service the following parts with the power on when they are removed from their normal operating places in a machine Power supply units Pumps Blowers and fans Motor generators and similar units This practice ensures correct grounding of the units If an electrical accident occurs Caut...

Page 9: ... missing hardware To determine whether there are any potential unsafe conditions use the following checklist at the beginning of every service task Begin the checks with the power off and the power cord disconnected Checklist 1 Check exterior covers for damage loose broken or sharp edges 2 Turn off the computer Disconnect the power cord 3 Check the power cord for a A third wire ground connector in...

Page 10: ...to eliminate static on your body Prevent the part from touching your clothing Most clothing is insulative and retains a charge even when you are wearing a wrist strap Use the black side of a grounded work mat to provide a static free work surface The mat is especially useful when handling ESD sensitive devices Select a grounding system such as those listed below to provide protection that meets th...

Page 11: ... Austausch der Computer wieder angeschlossen wird muß sichergestellt werden daß keine Schrauben Federn oder andere Kleinteile fehlen oder im Gehäuse vergessen wurden Der Computer muß geschüttelt und auf Klappergeräusche geprüft werden Metallteile oder splitter können Kurzschlüsse erzeugen Prima di accendere l elaboratore dopo che é stata effettuata la sostituzione di una FRU accertarsi che tutte l...

Page 12: ...ht werden Sie darf nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden Die Batterie kann schwere Verbrennungen oder Verätzungen verursachen Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten Beim Ersetzen der Bereitschafts oder Systembatterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgeführt ist Der Einsatz falscher Batter...

Page 13: ...eschlossen oder Feuer oder Wasser ausgesetzt werden Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgeführt ist Der Einsatz falscher Batterien kann zu Entzündung oder Explosion führen La batteria contiene piccole quantità di nichel Non smontarla gettarla nel fuoco o nell acqua né cortoci...

Page 14: ...es Typs dürfen nicht aufgeladen zerlegt über 100 C erhitzt oder verbrannt werden Auch darf ihr Inhalt nicht mit Wasser in Verbindung gebracht oder der zur richtigen Polung angebrachte Verbindungsstecker entfernt werden Bei der Entsorgung die örtlichen Bestimmungen für Sondermüll beachten Beim Ersetzen der Batterie nur Batterien des Typs verwenden der in der Ersatzteilliste aufgeführt ist Der Einsa...

Page 15: ...irm besteht aus Glas und kann zerbrechen wenn er unsachgemäß behandelt wird oder der Computer auf den Boden fällt Wenn der Bildschirm beschädigt ist und die darin befindliche Flüssigkeit in Kontakt mit Haut und Augen gerät sollten die betroffenen Stellen mindestens 15 Minuten mit Wasser abgespült und bei Beschwerden anschließend ein Arzt aufgesucht werden Nel caso che caso l LCD si dovesse rompere...

Page 16: ...ttery can produce enough current to burn personnel or combustible materials Bien que le voltage des batteries principales soit peu élevé le court circuit ou la mise à la masse d une batterie peut produire suffisamment de courant pour brûler des matériaux combustibles ou causer des brûlures corporelles graves Obwohl Hauptbatterien eine niedrige Spannung haben können sie doch bei Kurzschluß oder Erd...

Page 17: ...et déconnectez tous les cordons d interface Die Stromzufuhr muß abgeschaltet alle Stromkabel aus der Steckdose gezogen der Akku entfernt und alle Verbindungskabel abgenommen sein bevor eine FRU entfernt wird Prima di rimuovere qualsiasi FRU spegnere il sistema scollegare dalle prese elettriche tutti i cavi di alimentazione rimuovere la batteria e poi scollegare i cavi di interconnessione Antes de ...

Page 18: ...erformance of procedures other than those specified herein might result in hazardous radiation exposure O uso de controles ajustes ou desempenho de procedimentos diferentes daqueles aqui especificados pode resultar em perigosa exposição à radiação Pour éviter tout risque d exposition au rayon laser respectez les consignes de réglage et d utilisation des commandes ainsi que les procédures décrites ...

Page 19: ...luz Rayonnement laser si carter ouvert Évitez de fixer le faisceau de le regarder directement avec des instruments optiques ou de vous exposer au rayon Laserstrahlung bei geöffnetem Gerät Nicht direkt oder über optische Instrumente in den Laserstrahl sehen und den Strahlungsbereich meiden Kinyitáskor lézersugár Ne nézzen bele se szabad szemmel se optikai eszközökkel Kerülje a sugárnyalábbal való é...

Page 20: ...vo 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 Customers in Canada should call the Customer Support Center at 800 565 3344 for assistance or download information...

Page 21: ... to run a low level format before replacing a hard disk drive This will cause all customer data on the hard disk to be lost Make sure that the customer has a current backup of the data before performing this action Attention The drive startup sequence in the computer you are servicing may have been changed Be extremely careful during write operations such as copying saving or formatting If you sel...

Page 22: ... CTO and 1829 W15 will be found on the eSupport site The HMM will have the 4 digit MT and 3 digit CTO model only Example 1829 CTO Again CMVs are custom models and are not found in the HMM General Announce Variant GAV This is a standard model fixed configuration GAVs are announced and offered to all customers The MTM portion of the machine label is a 4 digit MT and 3 digit model where model a fixed...

Page 23: ...s the same record found in PEW eSupport can be accessed at the following Web site http www lenovo com support To view the key commodities click on PARTS INFORMATION then PARTS LOOKUP Enter the model type and serial number The key commodities will be returned in the eSupport record under PARTS SHIPPED WITH YOUR SYSTEM For the Remaining FRUs the complete list of FRUs at the MT Model level Support ca...

Page 24: ...ance 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 The following statement pertains to these products and any product Lenovo produces containing RoHS compliant FRUs RoHS compliant FRUs have unique FRU part numbers Before or after the RoHS implemen...

Page 25: ...uence might have been altered If you select an incorrect drive data or programs might be overwritten Replace a FRU only with another FRU of the correct model When you replace a FRU make sure that the machine model and the FRU part number are correct by referring to the FRU parts list A FRU should not be replaced just because of a single unreproducible failure Single failures can occur for a variet...

Page 26: ...her the damage is covered under the warranty by referring to the following list The following are not covered under warranty LCD panel cracked from the application of excessive force or from being dropped Scratched cosmetic parts Distortion deformation or discoloration of the cosmetic parts Plastic parts latches pins or connectors that have been cracked or broken by excessive force Damage caused b...

Page 27: ...ower cord of the AC adapter for correct continuity and installation If the computer does not charge during operation go to Checking operational charging To check the AC adapter follow the steps below 1 Unplug the AC adapter cable from the computer 2 Measure the output voltage at the plug of the AC adapter cable See the following figure 2 1 20V 3 Voltage V DC 19 0 Ground Pin 1 2 3 Note Output volta...

Page 28: ...ick it and the percentage of battery power remaining is displayed To get detailed information about the battery double click the Power Meter icon Note If the battery pack becomes hot it may not be able to be charged Remove it from the computer and leave it at room temperature for a while After it cools down reinstall and recharge it To check the battery pack follow the steps below 1 Turn off the c...

Page 29: ...udes 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 For details of OneKey Rescue System see the User Guide for OneKey Rescue System Note This will delete all the new data on the system partition C drive which is not recoverable Make sure to back up your critical dat...

Page 30: ...power on password POP protects the system from being powered on by an unauthorized person The password must be entered before an operating system can be booted Hard disk password There are two hard disk passwords HDPs User HDP for the user Master HDP for the system administrator who can use it to get access to the hard disk even if the user has changed the user HDP Note There are two modes for the...

Page 31: ...orized servicers provide any services to reset the user HDPs or to recover data from the hard disk drive The hard disk drive can be replaced for a scheduled fee To remove a user HDP that has been forgotten when the SVP and the master HDP are known follow the steps below 1 Turn on the computer while the initial screen is displayed press F2 then the BIOS Setup Utility screen opens 2 Select Security ...

Page 32: ...rtain circumstances the computer goes into sleep standby mode automatically If a suspend time has been set on the timer and the user does not do any operation with the keyboard the hard disk the parallel connector or the diskette drive within that time If the battery indicator is orange indicating that the battery power is low Alternatively if Hibernate when battery becomes low has been selected i...

Page 33: ...rm that action Closing the lid Pressing the power button Also the computer goes into hibernation mode automatically in either of the following conditions If a hibernation time has been set on the timer and if the user does not do any operation with the keyboard the hard disk drive the parallel connector or the diskette drive within that time If the timer conditions are satisfied in suspend mode Wh...

Page 34: ... be replaced next A numeric error is displayed for each error detected in POST or system operation In the displays n can be any number 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 dev...

Page 35: ...oyed 1 Use crisis boot to recover system bios 2 If the same error reoccurs contact your service representative 0254 System NV7 Volume checksum bad Default configuration used 1 Load default configuration by running BIOS Setup Utility 0260 System timer error 1 Charge the backup battery for more than 8 hours by connecting the AC adapter 2 Replace the backup battery and run BIOS Setup Utility to reset...

Page 36: ...sts the processor module may need to be replaced 3 If the same error reoccurs contact your service representative 02D1 System Memory exceeds the CPU s caching limit 1 Replace new system memory and refer CPU s caching limit 2 If the same error reoccurs contact your service representative 02F0 CPU ID 1 CPU socket number for Multiprocessor error 2 Replace new cpu or system board 3 If the same error r...

Page 37: ...tore the system configuration to what it was before the computer entered hibernation mode 2 Memory size has been changed re create the hibernation file Fan error 1 Fan 2 Thermal grease 3 System board Thermal sensing error System board Authentication of system services failed Press Esc to resume The Predesktop Area in the HDD is corrupted Restore it from a recovery disk Cannot boot from any device ...

Page 38: ... is defective 2 Replace system board 3 Contact your service representative One or more RDRAM devices are not used 1 Replace each DIMM to determine which DIMM is defective 2 Replace system board 3 Contact your service representative One or more RDRAM devices have bad architecture timing 1 Replace each DIMM to determine which DIMM is defective 2 Replace system board 3 Contact your service representa...

Page 39: ...modules 1 Contact your service representative The system chassis has been opened 1 Contact your service representative The system performed an emergency shutdown 1 Contact your service representative Error Not support wireless LAN in system Please turn off system and check your wireless LAN device Replacing correct WLAN devices for Y450 support Error Not support wireless WAN in system Please turn ...

Page 40: ...ystem Four cycles of four short beeps and a blank screen System board security chip Thermal sensing error System board Five short beeps and a blank screen System board One long and two short beeps Video configuration fails no card installed or faulty An external ROM module does not properly checksum to zero One long beep and a series of short beeps Audible errors No beep symptoms Table 4 No beep s...

Page 41: ...QXGA 5 13 13 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 A dark dot means a pixel is always off black color One pixel consists of R G B sub pixels Table 6 LCD related symptoms Symptom or error FRU or action in sequence No beep power on...

Page 42: ... these procedures to isolate the failing FRU do not isolate FRUs that have no defects Verify that all attached devices are supported by the computer Verify that the power supply being used at the time of the failure is operating correctly See Power system checkout on page 23 1 Turn off the computer 2 Visually check each FRU for damage Replace any damaged FRU 3 Remove or disconnect all of the follo...

Page 43: ...upport Intel Pentium Dual core Intel Celeron Montevina Core Chipset Intel PM45 Montevina ICH9M Intel GM45 Montevina and Intel GL40 ICH9M will cut in GM47 after MP Bus architecture 1066 Mhz FSB 1066 MHz DDR3 SDRAM PC2 8500 PCI bus PCI Express bus DMI Graphic memory chip Intel GMA X4500 Integrated w DX9 0 Support Nvidia NB 10M GE w 256MB VRAM Nvidia NB 10P GS w 512MB VRAM Display 14 0 Inch 16M color...

Page 44: ...lot 2 slot for WLAN card reserve for WLAN WWAN ExpressCard slot 34mm width x 1 WLAN 2 antennas 3 antennas Intel Shirley Peak 1x2 3x3 Intel Echo Peak 1x2 3x3 Gemtek b g WWAN 2 antennas selected model with SIM card slot on MB selected model Bluetooth wireless 2 1 EDR selected Model Slidebar Work with Lenovo Lenovo Desktop Navigator application Quick link and launch software Bulid in Microphone Array...

Page 45: ... Pre installed operating system Windows Vista Home 32 64 bit Windows Vista Home Premium 32 bit SP1 Windows Vista Home Basic 32 bit SP1 Windows Vista Home Basic 64bit SP1 Windows Vista Home Premium 64 bit SP1 Windows Vista Ultimate 32bit 64bit SP1 min support Windows XP Home Pro SP3 min support DOS ...

Page 46: ...t is on Sudden physical shock could cause drive errors 2 Bluetooth White The bluetooth is switched on or the bluetooth radio is turned on or the bluetooth radio is turned on and connected to AP Flashing white User data is being transferred by bluetooth Off The bluetooth is switched off 3 Wireless White The wireless LAN radio is turned on and connected to AP Blinking white The wireless LAN is switc...

Page 47: ...arged 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 Blinking white The battery is being charged with the remaining power between 20 and 80 of its capacity White The remaining power of the battery is more than 80 of its capacity or the computer is operating on battery power with th...

Page 48: ...pter 2 Interactive Tests Video Keyboard 1 Diagnostics Systemboard Keyboard 2 Interactive Tests Keyboard Hard disk drive Diagnostics Fixed Disks Diskette drive Diagnostics Diskette Drives Memory 1 If two DIMMs are installed remove one of them and run Diagnostics PM Memory 2 If the problem does not recur return the DIMM to its place remove the other one and run the test again 3 If the test does not ...

Page 49: ...her connected display devices Fn F4 Open the display resolution settings window Fn F5 Open the integrated wireless devices settings window enable disable Fn F6 Enable disable the touchpad Fn F8 NumLK function Fn F9 Pause function Fn F10 Break function Fn F11 ScrLK function Fn F12 Insert function Fn Esc Turn on off the integrated camera Fn PrtSc SysRq System request Fn up down arrow Increase decrea...

Page 50: ...P N see Miscellaneous parts on page 98 in your tool bag Always use new screws Use a torque screwdriver if you have one Tighten screws as follows Plastic to plastic Turn an additional 90 after the screw head touches the surface of the plastic part more than 90 Cross section Logic card to plastic Turn an additional 180 after the screw head touches the surface of the logic card more than 180 Cross se...

Page 51: ... main menu select 1 Set System Identification 3 Select 2 Read S N data from EEPROM The serial number of each device in your computer is displayed the serial number of the system unit is listed as follows 20 Serial number Write down that number Note The serial number of the system unit is also written on the label attached to the bottom of the computer After you have replaced the system board resto...

Page 52: ...t generates the number is designed to provide unique IDs until the year A D 3400 No two computers in the world have the same number 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 A new UUID is created and written If a valid UU...

Page 53: ...build date select 5 Read box build date from EEPROM and follow the instructions on the screen After an ECA has been applied to the machine the EEPROM must be updated to reflect the ECA s application Apply the CE Utility Diskette for Lenovo IdeaPad notebooks to update the EEPROM Note Only the ECA number is stored in the EEPROM The machine type of the ECA is assumed as the same as that of the machin...

Page 54: ... given by the arrow in the figure 7 To put the new FRU in place reverse the removal procedures and follow any of the notes that pertain to replacement For information about connecting and arranging internal cables see Locations on page 88 8 When replacing a FRU use the correct screw as shown in the procedures DANGER Before removing any FRU turn off the computer unplug all power cords from electric...

Page 55: ...xplode 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 Then make sure that the battery release lever is in the locked position ...

Page 56: ... drive is sensitive to physical shock Improper handling can cause damages and permanent loss of data Before removing the drive suggest the customer to backup all the information on it if possible Never remove the drive while the system is operating or is in suspend mode Figure 2 Removal steps of HDD slot cover and HDD Note Loosen the screws 1 but do not remove them Remove the HDD slot cover in the...

Page 57: ...ontinued Remove the screw 3 pull the tab up in the direction shown by arrows 4 5 to remove the hard disk drive from the slot 4 3 5 Step Screw quantity Color Torque 3 M2 5 4 0 I BKAG NYLOK IRON Black 2 5 N m When installing Make sure that the HDD connector is attached firmly ...

Page 58: ... page 51 Figure 3 Removal steps of optical drive Remove the screw 1 insert a screwdriver into the hole aside and push the optical drive in the direction shown by arrow 2 then pull the optical drive out in the direction shown by arrow 3 1 Step Screw quantity Color Torque 1 M2 5 6 5 I BZN NYLOK RED D4 4 T0 8 Black 2 5 N m 2 3 ...

Page 59: ...ot 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 1 but do not remove them Remove the thermal slot cover in the direction shown by arrow 2 1 1 1 1 2 ...

Page 60: ...e in the direction shown by arrows 1 and then unplug the DIMM in the direction shown by arrow 2 1 1 2 Note If only one DIMM is used on the computer you are servicing the card must be installed in SLOT 0 a lower slot but not in SLOT 1 b upper slot a b When installing Insert the notched end of the DIMM into the socket Push the DIMM firmly and pivot it until it snaps into the place Make sure that it ...

Page 61: ...ack 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 1 but do not remove them Unplug the connector in the direction shown by arrow 2 1 1 1 1 1 1 1 2 When installing Make sure that the fan connector is attached firmly to the system board ...

Page 62: ...t sink assembly continued Lift the fan assembly and heat sink assembly in the direction shown by arrow 3 Be careful not to damage the connector 3 Attention Do not handle the heat sink assembly roughly Improper handling can cause distortion or deformation and imperfect contact with components ...

Page 63: ...puter 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 You also need to peel the thin film off from the rubber b In models with the discrete graphics chip there is an additional thermal rubber c whose film to be peeled off Use an adhesive tape t...

Page 64: ...ite and the two wireless WAN cables red blue in the direction shown by arrows 1 and then remove the screws in the direction shown by arrows 2 In step 1 unplug the jacks by using the removal tool antenna RF connector P N 08K7159 or pick up the connectors with your fingers and gently unplug them in the direction shown by arrows Notes wireless LAN card has 3 cables in step 1 wireless LAN card in some...

Page 65: ...ith a wireless LAN card that has three antenna connectors plug the black cable 1st MAIN into the jack labeled TR1 the grey cable 3rd into jack labeled TR3 and the white cable 2nd AUX into jack labeled TR2 on the card In models with a wireless WAN card that has two antenna connectors plug the red cable into the jack labeled MAIN and the blue cable into the jack labeled AUX on the card ...

Page 66: ... extremely sensitive When you service the CPU avoid any kind of rough handling Figure 8 Removal steps of CPU Rotate the head of the screw in the direction shown by arrow 1 to release the lock then remove the CPU in the direction shown by arrow 2 1 a b 2 When installing Place the CPU on the CPU socket in the direction shown by arrow a and then rotate the head of the screw in the direction shown by ...

Page 67: ...er 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 Remove the screws 1 2 1 2 2 2 2 1 Step Screw quantity Color Torque 1 M2 5 6 5 I BZN NYLOK RED D4 4 T0 8 Black 2 5 N m 2 M2 5 2 NI NYLOK IRON White 1 5 N m ...

Page 68: ...ware 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 3 4 4 4 4 4 4 4 3 ...

Page 69: ...ect the two FPC connectors in the direction shown by arrows 6 7 then remove the keyboard cover 6 6 7 7 5 When installing Make sure that the FPC connectors are attached firmly Remove the screw 8 then remove the power board in the direction shown by arrow 9 8 9 Step Screw quantity Color Torque 8 M2 5 2 NI NYLOK IRON White 1 5 N m Note Slidebar is fixed on the keyboard cover ...

Page 70: ... 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 1 and then detach the connector in the direction shown by arrows 2 3 1 2 3 When installing Make sure that the FPC connector is attached firmly ...

Page 71: ...CI Express Mini Card for wireless LAN WAN on page 60 1100 Keyboard on page 66 Note LED board L is attached to the keyboard bezel Figure 11 Removal steps of keyboard bezel and speaker Remove three screws 1 and six screws 2 on the bottom 1 1 1 2 2 2 2 2 2 Step Screw quantity Color Torque 1 M2 5 3 0 I BZN NYLON PATCH IRON Black 2 0 N m 2 M2 5 6 5 I BZN NYLOK RED D4 4 T0 8 Black 2 5 N m ...

Page 72: ...nual Figure 11 Removal steps of keyboard bezel and speaker continued Remove three screws 3 and one screw 4 4 3 3 3 Step Screw quantity Color Torque 3 M2 5 6 5 I BZN NYLOK RED D4 4 T0 8 Black 2 5 N m 4 M2 0 3 0 I BKAG NYLOK IRON Black 2 0 N m ...

Page 73: ...and speaker continued Detach three FPC connectors in the direction shown by arrows 5 6 Unplug the LCD connector in the direction shown by arrow 7 5 5 5 6 6 6 7 When installing Make sure that all the FPC connectors the LCD connector and the cables are attached firmly ...

Page 74: ... direction shown by arrows 9 8 8 8 9 9 9 9 9 9 9 9 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 Make sure that the LCD connector is attached firmly and make sure that you do not pinch the antenna cables when you atta...

Page 75: ... bezel and speaker continued Detach the two speaker connectors in the direction shown by arrows 0 then remove the keyboard bezel in the direction shown by arrow K 10 10 11 When installing Make sure that the speaker connectors and the cables are attached firmly ...

Page 76: ...bezel and speaker continued Remove three screws L M peel off the tapes release the speaker cables from the cable guides then remove the speakers 12 13 13 Step Screw quantity Color Torque L M2 5 5 0 I BZN NYLON PATCH IRON Black 2 5 N m M M2 5 5 0 I BZN NYLON PATCH IRON Black 2 5 N m ...

Page 77: ...HDD on page 52 1070 PCI Express Mini Card for wireless LAN WAN on page 60 1090 Keyboard cover power board and slidebar on page 63 1100 Keyboard on page 66 1110 Keyboard bezel and speaker on page 67 Figure 12 Removal steps of LCD unit Remove three screws 1 1 1 1 Step Screw quantity Color Torque 1 M2 5 6 5 I BZN NYLOK RED D4 4 T0 8 Black 2 5 N m ...

Page 78: ...74 IdeaPad Y450 Hardware Maintenance Manual Figure 12 Removal steps of LCD unit continued Remove the LCD unit in the direction shown by arrows 2 2 2 ...

Page 79: ...e 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 1040 Thermal slot cover on page 55 1050 DIMM on page 56 1060 Fan assembly and Heat Sink assembly on page 57 1070 PCI Express Mini Card for wireless LAN WAN on page 60 1090 Keyboard cover power board and slidebar on page 63 1100 Keyboard on page 66 1110 Keyboard bezel an...

Page 80: ...ressCard slots assembly continued Unplug two connectors power connector and USB connector in the direction shown by arrows 2 remove the screw 3 2 2 3 When installing Make sure that the connectors are attached firmly Step Screw quantity Color Torque 3 M2 5 3 0 I BZN NYLON PATCH IRON Black 2 0 N m ...

Page 81: ...n shown by arrow 4 4 a a b 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 ...

Page 82: ...of system board PC Card ExpressCard slots assembly continued Turn the system board over and remove two screws 5 5 5 Step Screw quantity Color Torque 5 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 6 6 ...

Page 83: ... 1090 Keyboard cover power board and slidebar on page 63 1100 Keyboard on page 66 1110 Keyboard bezel and speaker on page 67 1120 LCD unit on page 73 1130 System board and PC Card ExpressCard slots assembly on page 75 Figure 14 Removal steps of Bluetooth daughter and base cover The Bluetooth daughter card is attached to the base cover Remove the screw 1 release the cable and remove the Bluetooth d...

Page 84: ...r and base cover continued Remove the power assembly in the direction shown by arrows 3 3 When installing Make sure that the power connector is attached firmly Remove the USB assembly in the direction shown by arrows 4 4 4 When installing Make sure that the USB connector is attached firmly ...

Page 85: ...e old base cover and need to be put on the new base cover a Rating label b Windows license label COA c PRC label d WLAN label e Bluetooth label f Energy Star g Brazil WLAN label Bluetooth label For some models you also need to apply one or two FCC labels Check the old base cover if it has one or two FCC labels find duplicates of them in the label kit and apply them to the new base cover For the lo...

Page 86: ...Card for wireless LAN WAN on page 60 1090 Keyboard cover power board and slidebar on page 63 1100 Keyboard on page 66 1110 Keyboard bezel and speaker on page 67 1120 LCD unit on page 73 Figure 15 Removal steps of LCD front bezel Remove six screws 1 1 1 1 1 1 1 Step Screw quantity Color Torque 1 M2 5 5 0 I BZN NYLON PATCH IRON Black 2 5 N m Remove the LCD front bezel in the direction shown by arrow...

Page 87: ...ard for wireless LAN WAN on page 60 1090 Keyboard cover power board and slidebar on page 63 1100 Keyboard on page 66 1110 Keyboard bezel and speaker on page 67 1120 LCD unit on page 73 1150 LCD front bezel on page 82 Figure 16 Removal steps of LCD panel LCD cable and hinges Remove four screws 1 then release the LCD panel 1 1 1 1 Step Screw quantity Color Torque 1 M2 5 4 0 I BKAG NYLOK IRON Black 2...

Page 88: ...w 2 and then detach connector in the direction shown by arrow 3 Remove the LCD panel in the direction shown by arrow 4 2 4 3 When installing Make sure that the connector is attached firmly Remove four screws 5 and release the hinges from the LCD panel in the direction shown by arrows 6 6 5 5 5 5 6 Step Screw quantity Color Torque 5 M2 0 3 0 I BKAG NYLOK IRON Black 2 0 N m ...

Page 89: ...cuit and cables are attached by a lock connector Rotate the medal loop in the direction shown by arrow 7 to unlock the connector then detach the connector in the direction shown by arrow 8 7 8 When installing Make sure that the connector is attached firmly and rotate the medal loop back to lock the connector ...

Page 90: ...rd on page 66 1110 Keyboard bezel and speaker on page 67 1120 LCD unit on page 73 1150 LCD front bezel on page 82 1160 LCD panel LCD cable and hinges on page 83 Figure 17 Removal steps of integrated camera Note The integrated camera is sticked on the top center of the LCD cover Detach the integrated camera from the LCD cover in the direction shown by arrow 1 1 When installing Stick the integrated ...

Page 91: ...3 1150 LCD front bezel on page 82 1160 LCD panel LCD cable and hinges on page 83 Figure 18 Removal steps of antenna assembly and LCD cover Peel off the adhesive tapes securing the antenna boards release the cables from the cable guide and then remove the antenna assembly in the direction shown by arrows 1 1 1 When installing Route the antenna cables along the cable guides and secure the antenna bo...

Page 92: ...cator see Status indicators on page 42 5 Touch inductive panel 6 OneKey Rescue System button 7 Power button 8 Stereo speakers 9 Touch pad J Touch pad buttons K System status indicators L Microphone jack external M Headphone jack S P DIF external N Memory card slot O Integrated wireless device switch P CIR port for remote controller Q IdeaPad lighting logo 11 13 12 14 15 16 9 10 2 4 6 7 5 8 8 1 17 ...

Page 93: ...r adapter jack 2 4 5 6 3 1 Bottom and Left side view 1 USB port 2 HDMITM port 3 RJ 45 port 4 VGA port 5 Battery latch spring loaded 6 Battery latch manual 7 Battery pack 8 Central Processing Unit CPU Memory RAM compartment 9 Hard Disk compartment J SIM card slot inside the battery bay specific models only 1 2 3 4 5 10 10 10 8 9 7 6 ...

Page 94: ...two asterisks in the CRU ID column An N in the CRU ID column means that the part is not a 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 Examples of these types of CRUs include an AC ...

Page 95: ...91 Lenovo IdeaPad Y450 Overall 1 2 3 5 12 15 16 19 21 6 4 6 7 8 9 11 10 20 13 14 17 18 22 23 ...

Page 96: ...ron M processor575 4233 CTO 32x 42W8034 R N 7 CPU assembly Intel Celeron M processor585 4233 CTO 42W8033 R N 7 CPU assembly Intel Pentium dual core processor T3200 2 0 GHz 4233 CTO 33x 34x 38x 39x 43N8360 R N 7 CPU assembly Intel Pentium dual core processor T3400 2 16 GHz 4233 CTO 35x 36x 3Ax 3Bx 43N8359 R N 7 CPU assembly Intel Core 2 Duo processor P7350 2 0 GHz 4233 CTO 42W8032 R N 7 CPU assembl...

Page 97: ...h 4233 CTO 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 42T4585 R 9 Battery pack Li ion 6 cell 2 6 Ah 4233 CTO 42T4575 R 9 Battery pack Li ion 6 cell 2 6 Ah 4233 CTO 42T4577 R 9 Battery pack Li ion 6 cell 2 6 Ah 4233 CTO 42T4579 R 10 DVD CD RW combo drive 4233 CTO 43N8404 R 10 DVD CD RW combo drive 4233 CTO 43N8405 R 10 DVD RAM RW drive 4233 CTO 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3...

Page 98: ...sembly 250 GB 5 400 rpm 4233 CTO 37x 3Cx 3Dx 3Ex 43N8399 R 14 SATA Hard disk drive assembly 320 GB 5 400 rpm 4233 CTO 43N8401 R 14 SATA Hard disk drive assembly 320 GB 5 400 rpm 4233 CTO 43N8403 R 15 Base cover assembly 43N8370 R N 16 Speakers 43N8378 R N 17 Heat sink assembly integrated 4233 CTO 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 43N8373 R N 17 Heat sink assembly discrete 4233 CTO 3Dx 3E...

Page 99: ...95 Lenovo IdeaPad Y450 LCD FRUs In Lenovo IdeaPad Y450 there are following types of LCDs 15 4 in WXGA TFT 1 2 4 5 6 7 2 3 6 ...

Page 100: ...x 3Bx 3Cx 3Dx 3Ex 43N8367 R N 4 RTC cable for camera v 4233 CTO 32x 33x 34x 35x 36x 37x 38x 39x 3Ax 3Bx 3Cx 3Dx 3Ex 43N8366 R N 5 LCD cover 43N8362 R N 6 LCD cable assembly 43N8365 R N 7 Inverter card 43N8355 R N 7 Inverter card 43N8356 R N 7 Inverter card 43N8357 R N 8 LCD panel 15 4 in WXGA Glare 42T0625 R N 8 LCD panel 15 4 in WXGA Glare 42T0627 R N 8 LCD panel 15 4 in WXGA Glare 42T0629 R N 8 ...

Page 101: ...06 Greek U S English and Greek layout 42T3360 42T3425 Hebrew 42T3355 42T3420 Hungarian 42T3359 42T3424 Icelandic 42T3370 Italian 42T3348 42T3413 Latin American Spanish 42T3366 42T3431 Norwegian 42T3346 42T3411 Polish 42T3356 42T3421 Portuguese 42T3352 42T3417 Russian 42T3354 42T3419 Slovak 42T3362 42T3427 Slovenian 42T3361 42T3426 Spanish 42T3349 42T3414 Swiss 42T3351 42T3416 Turkish 42T3357 42T34...

Page 102: ...d 20 M2 5 5 mm silver wafer head 3 M2 5 8 mm black wafer head 14 M2 5 10 mm black wafer head 1 M2 5D 5 7 2L K 6 0D black 4 M3 3 mm silver wafer head 4 43N8385 R N System miscellaneous parts Optical drive bracket HDD bracket Foot rubber LCD bezel screw rubber 43N8383 R N Cable miscellaneous parts a Bluetooth cable b Microphone cable Touch sensor board cable Touch pad cable Note Italicized letters i...

Page 103: ...xxV 42T5275 R N 3 pin 90 W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxT xxV 92P1108 R N 3 pin 65W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxT xxV OP 42T5283 R N 3 pin 65W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxT xxV 92P1212 R N 3 pin 65W 20 V adapter models CTO xxA xxB xxC xxG xxH xxK xxM xxT xxV 92P1157 R N 3 pin 65W 20 V adapter models CTO xxY 42T5017 R N 3 ...

Page 104: ...gion P N RoHS ID CRU ID Australia New Zealand models CTO xxG xxM 42T5050 42T5135 R Bangladesh Sri Lanka South Africa models CTO xxG 42T5056 42T5141 Canada U S models CTO xxF xxL xxS xxU 42T5004 42T5089 China P R C other than Hong Kong S A R models xxC 42T5065 42T5150 Denmark models CTO xxG 42T5041 42T5126 European countries models CTO xxG 42T5029 42T5114 India models CTO xxG 42T5083 42T5168 Israel...

Page 105: ...per resistant torx bits 00P6967 Removal tool antenna RF connector 08K7159 USB 2 0 CD RW DVD ROM combo drive II 40Y8687 USB cable 40Y8704 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 c...

Page 106: ... of express or implied warranties in certain transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described ...

Page 107: ...erify the applicable data for their specific environment Trademarks The following terms are either registered trademarks or trademarks of Lenovo in the United States and or other countries Lenovo Lenovo logo IdeaPad VeriFace OneKey Rescue OneKey Recovery OneKey Antivirus APS Power Express Energy Management and ReadyComm The following terms are trademarks of Microsoft Corporation in the United Stat...

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