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Before using this information and the product it supports, be sure to read the general information under 

“Notices” on page 93.

First Edition (Jan. 2010)
© Copyright Lenovo 2010. 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.
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 restrictions set forth in Contract No. GS-35F-05925.
© 2010 Lenovo

Summary of Contents for G555

Page 1: ...Lenovo G555 Hardware Maintenance Manual ...

Page 2: ...eveloped 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 rest...

Page 3: ...rds 26 Power on password 26 Supervisor password 26 Power management 27 Screen blank mode 27 Sleep standby mode 27 Hibernation mode 28 Lenovo G555 29 Specifications 29 Status indicators 31 FRU tests 33 Fn key combinations 34 FRU replacement notices 35 Screw notices 35 Retaining serial numbers 36 Removing and replacing an FRU 39 1010 Battery pack 40 1020 Dummy cards 41 1030 Hard disk drive HDD slot ...

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 products Use this manual along with the advanced diagnostic tests to troubleshoot problems effectively Before servicing a Lenovo product make sure to ...

Page 5: ...ith before you service a Lenovo G555 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: ...ing 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 fas...

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: ...e or 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 connecto...

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: ...n Sie darf nicht zerlegt wiederaufgeladen kurzgeschlossen oder Feuer oder Wasser ausgesetzt werden 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 Batterien kann zu Entzündung oder Explosion führen Alcune batterie di riserva conte...

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: ...s 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 Einsat...

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: ...tery 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 Erdu...

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: ...mance 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 Werde...

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: ...ice 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 Strategy for repl...

Page 21: ...onfiguration settings using the View Configuration option then when service has been completed verify that those settings remain in effect Strategy for replacing a hard disk drive Always try 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 ac...

Page 22: ...th the CTO and CMV machine type models Example 1829 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...

Page 23: ...r QUICK PATH Select PARTS INFORMATION under View by Document Type Select SERVICE PARTS under Filter by Category Select SYSTEM SERVICE PARTS under Parts Information by Date The list of service parts by description with applicable machine type model and FRU will be displayed Using the HMM For Key Commodities Examples hard disk drive system board microprocessor LCD and memory Use the HMM as a back up...

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: ...n check the power 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 Voltage V DC 20 0 Pin 1 2 Note Output voltage...

Page 28: ...lick 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 ...

Page 29: ...rtition 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 data before you per...

Page 30: ...e computer does not start until the password is entered Exception If only an SVP is installed the password prompt does not appear when the operating system is booted Power on password A 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 Supervisor password A supervisor password SVP protects...

Page 31: ...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 amber indicating that the battery power is low Alternatively if Hibernate when battery becomes low has been selected in the P...

Page 32: ... perform 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 m...

Page 33: ...M320 M340 M360 AMD Sempron M140 M120 M100 Core Chipset RS880M SB710 Bus architecture DDR2 SDRAM 800MHZ HT HyperTransport Interface ALINK A Link Express II Interface PCI Express Interface Graphic memory chip Intergrated ATI 4200 Discrete ATI M93 with 512M DDR3 VRAM Display 15 6 Inch 16M colors HD 1366 768 Resolution 16 9 CCFL type TFT color LCD Standard memory 1x1GB DDR2 800MHz 2x1GB DDR2 800MHz 1x...

Page 34: ...hone Input Jack Built in stereo speakers Video CRT port x 1 on planar Ethernet on the system board 10 100M Ethernet PCI Express Mini Card slot one slot for Wlan card Bluetooth wireless Built in antenna with min USB interface selected models Keyboard 6 Row ISO Full Size Keyboard Touch pad Yes with two buttons Integrated camera 0 3M specific models only Battery 6 cells 2200mA AC adapter 65W 20V for ...

Page 35: ...cator Meaning 1 Caps lock White Caps Lock mode is enabled You can enter all alphabetic characters A Z in uppercase without pressing the Shift key To enable or disable Caps Lock mode press the CapsLk key 2 Num lock White The separate numeric keypad on the keyboard is enabled To enable or disable the numeric keypad press the Num Lock key ...

Page 36: ...apacity 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 the remaining power between 20 and 80 of its capacity 5 Wireless status White Any one of the wireless devices WLAN Bluetooth WWAN is enabled Off All the wireless dev...

Page 37: ...tive 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 detect the err...

Page 38: ...rface for display resolution settings Fn F5 Open the interface for integrated wireless devices settings enable disable Fn F6 Enable Disable the touchpad Fn F9 Start Pause playback of Windows Media Player Fn F10 Stop playback of Windows Media Player Fn F11 Skip to the previous track Fn F12 Skip to the next track Fn Insert Enable Disable the numeric keypad Fn Delete Enable Disable the scroll lock Fn...

Page 39: ...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 section Torque driver If you have a torque s...

Page 40: ...2 From the 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 b...

Page 41: ...s 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 notebooks and restart the computer 2 From the main menu select 4 Assign UUID A new UUID is created and written If a valid UUID already exists ...

Page 42: ... read box 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 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 mach...

Page 43: ...rrow 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 78 8 When replacing an FRU use the correct screw as shown in the procedures DANGER Before removing any FRU turn off the computer unplug all power cords from electrical outlets rem...

Page 44: ...ite or explode 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 3 1 2 1 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 45: ...41 Lenovo G555 1020 Dummy cards For access remove this FRU 1010 Battery pack on page 40 Figure 2 Removal steps of dummy cards Remove two dummy cards in the direction shown by arrows 1 2 1 2 ...

Page 46: ... 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 3 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 47: ...e 3 Removal steps of HDD slot cover and HDD continued Pull the tab up in the direction shown by arrows 3 4 to remove the hard disk drive from the slot 3 4 When installing Make sure that the HDD connector is attached firmly ...

Page 48: ... unit compartment cover For access remove this FRU 1010 Battery pack on page 40 Figure 4 Removal steps of Memory Wireless module CPU compartment cover Note Loosen the screws 1 but do not remove them Remove the Memory Wireless module CPU compartment cover in the direction shown by arrow 2 1 1 2 ...

Page 49: ...it compartment cover on page 44 Figure 5 Removal steps of optical drive Remove the screw 1 insert a screwdriver into the screw hole 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 8 mm flat head nylon coated 1 Black 2 0 2 5 kgf cm 2 3 ...

Page 50: ...the socket at the same time 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 th...

Page 51: ...eat sink assembly Note Remove three screws 1 one screw 2 and four spring screws 3 Unplug the connector in the direction shown by arrow 4 4 3 3 3 3 1 1 1 2 When installing Make sure that the fan connector is attached firmly to the system board Step Screw quantity Color Torque 1 M2 0 4 mm flat head nylon coated 3 Black 1 5 2 0 kgf cm 2 M2 0 3 mm flat head nylon coated 1 Black 1 0 1 5 kgf cm 3 M2 0 3...

Page 52: ... sink assembly continued Lift the fan assembly and heat sink assembly in the direction shown by arrow 5 Be careful not to damage the connector 5 Attention Do not handle the heat sink assembly roughly Improper handling can cause distortion or deformation and imperfect contact with components ...

Page 53: ...r 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 to ma...

Page 54: ...age 47 Attention CPU is 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 2 2 a b 1 When installing Place the CPU on the CPU socket in the direction shown by arrow a and then rotate the head of the screw i...

Page 55: ...ack white in the direction shown by arrows 1 and then remove the screws 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 2 cables in step 1 wireless LAN card in some models may have 3 cables in step 1 The Mini PCI ExpressCard slot is...

Page 56: ... Removal steps of PCI Express Mini Card for wireless LAN WAN continued Remove the wireless LAN card in the direction shown by arrow 3 3 When installing Plug the black cable into the jack labeled 1 and the white cable into the jack labeled 2 on the card ...

Page 57: ...e this FRU 1010 Battery pack on page 40 Note Power board is attached to the keyboard cover Figure 10 Removal steps of Keyboard cover and power board Remove the screws 1 1 1 1 1 Step Screw quantity Color Torque 1 M2 0 2 5 mm flat head nylon coated 4 Black 1 0 1 5 kgf cm ...

Page 58: ...ardware Maintenance Manual Figure 10 Removal steps of Keyboard cover and power board continued Open the LCD at an angle about 120 Lift the keyboard cover with fingers in the direction shown by arrows 2 3 3 3 3 3 3 3 2 ...

Page 59: ...by arrow 4 disconnect the FPC connector in the direction shown by arrows 5 6 and then remove the keyboard cover 6 5 4 When installing Make sure that the FPC connector is attached firmly Remove the screws 7 and then remove the power board 8 8 7 7 Step Screw quantity Color Torque 7 M2 0 3 mm flat head nylon coated 2 Silver 1 0 1 5 kgf cm ...

Page 60: ...cess remove these FRUs in order 1010 Battery pack on page 40 1100 Keyboard cover and power board on page 53 Figure 11 Removal steps of keyboard Remove the screws 1 1 1 1 1 Step Screw quantity Color Torque 1 M2 0 2 5 mm flat head nylon coated 4 Black 1 0 1 5 kgf cm ...

Page 61: ... of keyboard Lift the keyboard a little 2 unlock the FPC connector and then detach the connector in the direction shown by arrows 3 4 2 4 3 When installing Make sure that the FPC connector is attached firmly and then lock the FPC connector ...

Page 62: ... processing unit compartment cover on page 44 1090 PCI Express Mini Card for wireless LAN WAN on page 51 1100 Keyboard cover and power board on page 53 1110 Keyboard on page 56 Figure 12 Removal steps of LCD unit Remove the two screws 1 and detach the LCD connector 2 2 1 1 Step Screw quantity Color Torque 1 M2 5 8 mm flat head nylon coated 2 Black 2 0 2 5 kgf cm ...

Page 63: ...n shown by arrows 4 5 5 4 3 3 3 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 attach the LCD assembly...

Page 64: ...Maintenance Manual Figure 12 Removal steps of LCD unit continued Remove two screws 6 6 6 Step Screw quantity Color Torque 6 M2 5 8 mm flat head nylon coated 2 Black 2 0 2 5 kgf cm Figure 12 Removal steps of LCD unit continued ...

Page 65: ...61 Lenovo G555 Remove the LCD unit in the direction shown by arrows 7 7 7 ...

Page 66: ...ress Mini Card for wireless LAN WAN on page 51 1100 Keyboard cover and power board on page 53 1110 Keyboard on page 56 1120 LCD unit on page 58 Figure 13 Removal steps of keyboard bezel Remove fourteen screws 1 and three screws 2 on the bottom 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 Step Screw quantity Color Torque 1 M2 5 8 mm flat head nylon coated 14 Black 2 0 2 5 kgf cm 2 M2 0 2 5 mm flat head nylon ...

Page 67: ...al steps of keyboard bezel continued Remove three screws 3 and one screw 4 4 3 3 3 Step Screw quantity Color Torque 3 M2 5 5 mm flat head nylon coated 3 Black 2 0 2 5 kgf cm 4 M2 0 3 mm flat head nylon coated 1 Silver 1 0 1 5 kgf cm ...

Page 68: ...dware Maintenance Manual Figure 13 Removal steps of keyboard bezel continued Detach three FPC connectors in the direction shown by arrows 5 6 6 5 When installing Make sure that all the FPC connectors are attached firmly ...

Page 69: ...65 Lenovo G555 Figure 13 Removal steps of keyboard bezel continued Remove the keyboard bezel in the direction shown by arrow 7 7 ...

Page 70: ...ated material For access remove these FRUs in order 1010 Battery pack on page 40 1030 Hard disk drive HDD slot cover and HDD on page 42 1040 Memory Wireless module CPU central processing unit compartment cover on page 44 1050 Optical drive on page 45 1060 DIMM on page 46 1070 Fan assembly and Heat Sink assembly on page 47 1090 PCI Express Mini Card for wireless LAN WAN on page 51 1100 Keyboard cov...

Page 71: ...o connectors bluetooth connector and speakers connector in the direction shown by arrow 2 and remove two screws 3 3 3 2 When installing Make sure that the connectors are attached firmly Step Screw quantity Color Torque 3 M2 5 6 mm flat head nylon coated 2 Black 2 0 2 5 kgf cm ...

Page 72: ...by arrow 4 a a b 4 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 73: ...press Mini Card for wireless LAN WAN on page 51 1100 Keyboard cover and power board on page 53 1110 Keyboard on page 56 1120 LCD unit on page 58 1130 Keyboard bezel on page 62 1140 System board on page 66 Figure 15 Removal steps of Bluetooth daughter card speakers and base cover The Bluetooth daughter card is attached to the base cover Remove the screw 1 and remove the Bluetooth daughter card in t...

Page 74: ...eps of Bluetooth daughter card speakers and base cover continued Remove four screws 3 release the speaker cables from the cable guides and then remove the speakers 4 4 4 3 3 3 3 Step Screw quantity Color Torque 1 M2 5 5 7 mm flat head nylon coated 4 Black 6 kgf cm ...

Page 75: ...igure 15 Removal steps of Bluetooth daughter card speakers and base cover continued Remove the power assembly in the direction shown by arrows 5 5 5 When installing Make sure that the power connector is attached firmly ...

Page 76: ...e put on the new base cover a Bluetooth label Brazil b W L label_Intel 5350 For US CA TW c W L label For US CA TW d W L label Brazil Israel e US Bluetooth label For US CA TW f Energy save label g W L label_Intel 5100 Brazil h SIRIM 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...

Page 77: ...e 44 1090 PCI Express Mini Card for wireless LAN WAN on page 51 1100 Keyboard cover and power board on page 53 1110 Keyboard on page 56 1120 LCD unit on page 58 Figure 16 Removal steps of LCD front bezel Remove six screws 1 Step Screw quantity Color Torque 1 M2 5 6 mm flat head nylon coated 6 Silver 2 0 2 5 kgf cm Remove the LCD front bezel in the direction shown by arrows 2 2 2 2 2 ...

Page 78: ...ent cover on page 44 1090 PCI Express Mini Card for wireless LAN WAN on page 51 1100 Keyboard cover and power board on page 53 1110 Keyboard on page 56 1120 LCD unit on page 58 1160 LCD front bezel on page 73 Figure 17 Removal steps of LCD panel and hinges Remove two screws 1 and then release the LCD panel 1 1 Step Screw quantity Color Torque 1 M2 5 5 mm flat head nylon coated 2 Black 2 0 2 5 kgf ...

Page 79: ...row 2 2 Note The LCD circuit is attached to the LCD panel and is connected with the LCD cable by an FPC connector Remove eight screws 3 and release the hinges from the LCD panel in the direction shown by arrows 4 3 3 3 3 4 3 3 3 3 4 Step Screw quantity Color Torque 3 M2 0 3 mm flat head nylon coated 8 Silver 1 0 1 5 kgf cm ...

Page 80: ...on page 58 1160 LCD front bezel on page 73 1170 LCD panel and hinges on page 74 Figure 18 Removal steps of integrated camera Note The integrated camera is attached to the top center of the LCD cover Detach the connector in the direction shown by arrow 1 and then remove the integrated camera from the LCD cover 2 2 1 When installing Attach the integrated camera to the top center of the LCD cover and...

Page 81: ...age 73 1170 LCD panel and hinges on page 74 1180 Integrated camera on page 76 Figure 19 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 board...

Page 82: ...stem status indicators Note For the description of each indicator see Status indicators on page 31 5 OneKey Rescue System button 6 Power button 7 Built in microphone 8 Stereo speakers 9 Touch pad J Integrated wireless device switch K Microphone jack L Headphone jack M Memory card slot specific models only 8 9 8 12 13 10 11 2 4 5 6 7 1 3 3 4 ...

Page 83: ...apter jack 1 2 3 Bottom and Left side view 1 Battery latch manual 2 Battery pack 3 Battery latch spring loaded 4 Memory Wireless module CPU compartment 5 Kensington slot 6 Fan louvers 7 RJ 45 port 8 VGA port 9 USB port J Hard disk drive HDD compartment 9 7 5 1 3 8 6 10 2 4 ...

Page 84: ...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 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 adapter a power cord a...

Page 85: ...81 Lenovo G555 Overall 1 2 e 5 g h 13 15 22 c 18 6 7 4 8 9 3 f 10 b 11 12 16 14 17 21 a 20 19 ...

Page 86: ...042646 10 NAWA1 THERMAL MODULE DIS 31042644 10 NAWA1 THERMAL MODULE UMA 31042645 11 DDR2 800 1G RMN1150HC48D7F 800 Hynix TIVA 1Gb 66nm 11009929 11 DDR2 800 1G RMN1150MH48D7F 800 Micron U68A 1Gb 50nm 11011524 11 DDR2 800 1G HYMP112S64CP6 S6 Hynix TIVA 1Gb 66nm 11009922 11 DDR2 800 1G M470T2864QZ3 CF7 Samsung Q 1Gb 68nm 11011522 11 DDR2 800 1G SN221NG08FAF Nanya D 1Gb 70nm 11011520 11 DDR2 800 1G RM...

Page 87: ...5400rpm SATA WD1600BEVT 24A23T0 16004523 17 Hard disk drive 160G 5400rpm SATA Seagate ST9160314AS 160G 9NB HDD 16004187 17 Hard disk drive 160G 5400rpm SATA Hitachi HTS545016B9A300 160G 9NB HDD 16004061 17 Hard disk drive 160G 5400rpm SATA Fujitsu MJA2160BH 160G 9NB HDD 16004077 17 Hard disk drive 160G 5400rpm SATA Toshiba MK1665GSX 5400RPM 160G HDD 16004640 17 Hard disk drive 160G 5400rpm SATA 16...

Page 88: ...rd disk drive 500G 5400rpm SATA Hitachi HTS545050B9A300 500G 9NB HDD 16004058 17 Hard disk drive 500G 5400rpm SATA Fujitsu MJA2500BH 500G 9NB HDD 16004074 17 Hard disk drive 500G 5400rpm SATA Toshiba MK5065GSX 5400RPM 500G HDD 16004643 17 Hard disk drive 500G 5400rpm SATA Samsung HM500JI 500G 9NB HDD only for Brazil made 16004198 18 KIWA7 SD DUMMY CARD 31038380 19 ODD 12 7mm Tray Rambo GT30N 25009...

Page 89: ...85 Lenovo G555 LCD FRUs In Lenovo G555 there are following types of LCDs 15 6 in HD TFT d 6 5 ...

Page 90: ...156AT01 XXX 18004069 3 LCD panel 15 6 CCFL Panel LP156WH1 TLC1 18003066 3 LCD panel 15 6 CCFL Panel N156B3 L02 18004070 3 LCD panel 15 6 CCFL Panel M156NWR1 R0 Async Test TBD 3 LCD panel 15 6 CCFL Panel CLAA156WA01A 18004066 4 NAWA2 LVDS CABLE LED 15 6 31042635 4 NAWA2 LVDS CABLE CCFL 15 6 31042636 5 NAWA1 CAMERA 0 3M 31042638 6 NAWA2 CAMERA CABLE CCFL 15 6 31042651 6 KIWA7 CAMERA CABLE DC02000RG0...

Page 91: ...Latin 25008603 Canadian 25008602 Korean 25008599 Traditional Chinese 25008407 Russian 25008405 French 25008404 German 25008597 Arabic 25008595 Brazilian 25008593 Czech 25008590 Danish 25008589 Dutch 25008588 Greek 25008586 Hebrew 25008584 Hungarian 25008582 Norwegian 25008580 Swedish 25008578 Belgian 25008576 Icelandic 25008575 Slovak 25008527 Slovenian 25008495 Swiss 25008494 International Englis...

Page 92: ...5 Portuguese 25008513 Latin 25008605 Canadian 25008522 Korean 25008674 Traditional Chinese 25008433 Russian 25008432 French 25008427 German 25008521 Arabic 25008512 Brazilian 25008511 Czech 25008665 Danish 25008659 Dutch 25008655 Greek 25008650 Hebrew 25008647 Hungarian 25008642 Norwegian 25008638 Swedish 25008634 Belgian 25008631 Icelandic 25008627 Slovak 25008624 Slovenian 25008620 Swiss 2500861...

Page 93: ... EC02C000D00 d NAWA1 LCD SCREW PAD IMR 31038373 31038374 31038393 31042637 Cable miscellaneous parts e NAWA2 Power Board cable NBX0000N200 f KIWA7 T P FFC NBX0000G000 g KIWA7 DC IN CABLE DC301007200 h KIWA7 BLUETOOTH CABLE DC02000RD00 Note Italicized letters in parentheses are references to the exploded view in Overall on page 81 and in LCD FRUs on page 85 31042641 31038437 31038442 31038439 ...

Page 94: ... P N 65W Delta ADP 65KH B adapter 36001646 65W Liteon PA 1650 56LC adapter 36001651 65W Brazil PA 1650 52LB adapter 36001714 65W Chicony CPA A065 20V3 25A adapter 36001792 90W Delta ADP 90DD B adapter 36001647 90W Liteon PA 1900 56LC adapter 36001652 90W Chicony CPA A090 20V4 5A adapter 36001789 ...

Page 95: ...15 H03VV F LP 41 1m 145000595 UL LINETEK LP 30B SPT 2 LS15 1m 145000594 UK LINETEK LP 61L H03VV F LS15 1m 145000593 Indian LINETEK PE 361 H05VV F LS15 1m 145000592 Italy LINETEK LS15 H03VV F PE 336 1m 145000591 Korea LINETEK LS15 H05VV F LP E04A 1m 145000590 Australia LINETEK LS15 H03VV F LP 23A 1m 145000589 Taiwan LINETEK LS15 VCTF LP 53 1m 145000588 Japan LINETEK LS15 VCTF LP 54 1m 145000587 Afr...

Page 96: ...m 145000562 UK Longwell LP 61L H03VV F LS 18 1m 145000561 Indian Longwell LP 67 BIS LS 18 1m 145000560 Italy Longwell LP 22 H03VV F LS 18 1m 145000559 Korea Longwell LP 486 KTLH03VV F LS 5 1m 145000558 Australia Longwell LP 23A LFC 3R LS 18 1m 145000557 Taiwan Longwell LP 71 VCTF LS 33 1m 145000556 Japan Longwell LP 54 VCTF LS 18 1m 145000555 Africa Longwell LP 39 H03VV F LS 18 1m 145000554 CE Lon...

Page 97: ...plied 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 in this publicati...

Page 98: ...ocument should verify 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...

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