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Lenovo Ideapad 720-15IKB, Hardware Maintenance Manual

The Lenovo Ideapad 720-15IKB is a powerful laptop designed to meet your computing needs. To ensure its optimal performance and longevity, it is important to have the Hardware Maintenance Manual readily available. You can easily download this manual for free from our website, allowing you to troubleshoot and maintain your device effortlessly.

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ideapad 720-15IKB Hardware Maintenance Manual

Table 4. Parts list—Overall

No.

FRU

FRU no.

CRU 

ID.

a-b

See “Miscellaneous parts” on page 81.

1

LCD unit (see “LCD FRUs” on page 79).

2

UpperCase W 81AG W/KB NBL US

5CB0P26383

N

2

UpperCase W 81AG W/KB NBL UK

5CB0P26373

2

UpperCase W 81AG W/KB NBL IT

5CB0P26365

2

UpperCase W 81AG W/KB NBL SP

5CB0P26372

2

UpperCase W 81AG W/KB NBL TR

5CB0P26262

2

UpperCase W 81AG W/KB NBL TI

5CB0P26378

2

UpperCase W 81AG W/KB NBL PO

5CB0P26240

2

UpperCase W 81AG W/KB NBL LA

5CB0P26300

2

UpperCase W 81AG W/KB NBL CF-E

5CB0P26293

2

UpperCase W 81AG W/KB NBL KO

5CB0P26238

2

UpperCase W 81AG W/KB NBL CH

5CB0P26358

2

UpperCase W 81AG W/KB NBL RU

5CB0P26375

2

UpperCase W 81AG W/KB NBL FR

5CB0P26260

2

UpperCase W 81AG W/KB NBL GR

5CB0P26266

2

UpperCase W 81AG W/KB NBL AR-E

5CB0P26359

2

UpperCase W 81AG W/KB NBL BZ

5CB0P26259

2

UpperCase W 81AG W/KB NBL NL

5CB0P26287

2

UpperCase W 81AG W/KB NBL GK

5CB0P26303

2

UpperCase W 81AG W/KB NBL HB

5CB0P26336

2

UpperCase W 81AG W/KB NBL HG

5CB0P26273

2

UpperCase W 81AG W/KB NBL ND

5CB0P26404

2

UpperCase W 81AG W/KB NBL BE

5CB0P26393

2

UpperCase W 81AG W/KB NBL ICE

5CB0P26282

2

UpperCase W 81AG W/KB NBL SA

5CB0P26255

2

UpperCase W 81AG W/KB NBL SW

5CB0P26376

2

UpperCase W 81AG W/KB NBL UI

5CB0P26394

2

UpperCase W 81AG W/KB NBL SK

5CB0P26309

2

UpperCase W 81AG W/KB NBL BU

5CB0P26395

2

UpperCase W 81AG W/KB NBL IN

5CB0P26246

2

UpperCase W 81AG W/KB NBL AR-FR

5CB0P26347

2

UpperCase W 81AG W/KB NBL UA

5CB0P26314

2

UpperCase W 81AG W/KB BL US

5CB0P26305

2

UpperCase W 81AG W/KB BL USA

5CB0P26244

2

UpperCase W 81AG W/KB BL UK

5CB0P26348

2

UpperCase W 81AG W/KB BL IT

5CB0P26396

2

UpperCase W 81AG W/KB BL SP

5CB0P26405

2

UpperCase W 81AG W/KB BL TR

5CB0P26278

2

UpperCase W 81AG W/KB BL TI

5CB0P26241

2

UpperCase W 81AG W/KB BL PO

5CB0P26298

2

UpperCase W 81AG W/KB BL LA

5CB0P26339

2

UpperCase W 81AG W/KB BL CF-E

5CB0P26247

2

UpperCase W 81AG W/KB BL KO

5CB0P26362

2

UpperCase W 81AG W/KB BL CH

5CB0P26366

2

UpperCase W 81AG W/KB BL RU

5CB0P26292

Summary of Contents for Ideapad 720-15IKB

Page 1: ...Lenovo ideapad 720 15IKB Hardware Maintenance Manual ...

Page 2: ...ces on page 83 First Edition June 2017 Copyright Lenovo 2017 All rights reserved LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 2017 Lenovo ...

Page 3: ...actory default 23 Passwords 24 Power on password 24 Hard disk password 24 Administrator password 24 Power management 25 Putting the computer to sleep or shutting it down 25 Putting your computer to sleep 25 Shutting down the computer 26 Lenovo ideapad 720 15IKB 27 Specifications 27 Status indicators 29 Hotkeys 30 FRU replacement notices 31 Screw notices 31 Removing and replacing an FRU 32 1010 Bas...

Page 4: ...tion guidelines 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 to troubleshoot problems effectively Before servicing a Lenovo product make sure to read all the information under Saf...

Page 5: ...fore you service a Lenovo ideapad 720 15IKB 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: ...place away from all personnel while you are servicing the machine Keep your toolcase away from walk areas so that other people will not trip over it 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 fasten...

Page 7: ...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 back Attentio...

Page 8: ... of 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 C...

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: ...in 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...

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: ...lten 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 co...

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: ...eses 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 Ein...

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: ...battery 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 E...

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: ...formance 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 We...

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: ...osted on the customer support site http support lenovo com Strategy for replacing FRUs Before replacing parts Make sure that all software fixes drivers and BIOS downloads are installed before replacing any FRUs listed in this manual After a system board is replaced ensure that the latest BIOS is loaded to the system board before completing the service action To download software fixes drivers and ...

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: ...pliance 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 imple...

Page 23: ...ence might have been altered If you select an incorrect drive data or programs might be overwritten Replace an FRU only with another FRU of the correct model When you replace an FRU make sure that the machine model and the FRU part number are correct by referring to the FRU parts list An FRU should not be replaced just because of a single unreproducible failure Single failures can occur for a vari...

Page 24: ...e 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 by liquid spilled into the system D...

Page 25: ... the computer fails only when the AC adapter is used If the power on indicator does not turn on 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 t...

Page 26: ...y pack If it is still not charged go to the next section Checking the battery pack Battery charging does not start until the Power Meter shows that less than 95 of the total power remains under this condition the battery pack can charge to 100 of its capacity This protects the battery pack from being overcharged or from having a shortened life To check your battery move your cursor to the Power Me...

Page 27: ...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 Recovery System and run System Recovery For details of OneKey Recovery System see the User Guide for Lenovo OneKey Recovery 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 critic...

Page 28: ...words HDPs User HDP for the user Master HDP for the system administrator who can use it to get access to the hard disk drive even if the user has changed the user HDP Attention If the user HDP has been forgotten check whether a master HDP has been set If it has it can be used for access to the hard disk drive If no master HDP is available neither Lenovo nor Lenovo authorized service technicians pr...

Page 29: ...your computer for only a short time put the computer to sleep When the computer is in sleep mode you can quickly wake it to resume use bypassing the startup process To put the computer to sleep do one of the following Close the display lid Press and hold the Power key for about 1 to 5 seconds Move the cursor to the lower left corner and then select the Start button Select Power Sleep Note Put your...

Page 30: ...rt button in the lower left corner and select Shut down or sign out Shut down Shutting down the computer If you are not going to use your computer for a long time shut it down To shut down your computer do one of the following Select the Start button then select Power Shut down ...

Page 31: ...the specifications of the Lenovo ideapad 720 15IKB Table 1 Specifications Form Factor Dimensions Appr 362 5 mm 255 mm 21 7 mm Weight Appr 2 1 kg with battery LCD size 15 6 inch Processor See the system properties of your computer you can do this as follows Click Control Panel then click Hardware and Sound click Device Manager under Devices and Printers and double click Processors Memory Type and s...

Page 32: ...HDMI slot 1 Memory card slot 4 in 1 slot 1 SD SDHC SDXC MMC Battery pack Type Polymer Cells Capacity 3 Cell 45 W Note The capacity given here is the typical or average capacity as measured in a specific test environment Capacities measured in other environments may differ but are no lower than the rated capacity see product label AC power adapter Input 100 240 V 50 60 Hz Output voltage 20 V DC Pow...

Page 33: ... has between 1 and 5 charge Connected Slow blinking amber The battery is being charged When battery charge reaches 20 the blinking color changes to white Slow blinking white The battery has between 20 and 80 charge and is still charging When the battery reaches 80 charge the light will stop blinking Solid white The battery has more than 80 charge charging will continue until the battery is fully c...

Page 34: ... Mutes unmutes the sound Enables disables airplane mode Decreases the volume level Enables disables camera Increases the volume level Locks unlocks the LCD screen Enables disables microphone Enables the external projector or dangles the external display Refreshes page Decreases display brightness Enables disables the touch pad Increases display brightness ...

Page 35: ...g Carefully remove screws for reuse when replacing FRUs 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...

Page 36: ...as 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 64 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 elect...

Page 37: ...3 Lenovo ideapad 720 15IKB 1010 Base cover Figure 1 Removal steps of base cover Remove the screws 1 a a a a a a a a a a a Step Screw quantity Color Torque 1 M2 5 mm Phillips head 11 Silver 1 7 2 2 kgf cm ...

Page 38: ...34 ideapad 720 15IKB Hardware Maintenance Manual Figure 1 Removal steps of base cover continued Remove the base cover in the directions shown by arrows 2 and 3 b b b b c ...

Page 39: ...gentina and Argentina label 65 20 mm f BT label 32 10 mm and WL label 32 10 mm for US Canada Taiwan g KCC label 43 24 mm for Korea h Postel label 15 10 mm and D Side label 26 10 mm for Indonesia i BIS label 40 10 mm for India j WL BT label 32 10 mm for Israel k WL BT label 35 15 mm for Brazil l WL label 20 10 mm for South Africa For some models you also need to apply one or two FCC labels Check th...

Page 40: ...r Any other battery could ignite or explode For access remove these FRUs in order 1010 Base cover on page 33 Figure 2 Removal steps of battery pack Detach the battery pack connector in the direction shown by arrow 1 Remove the screws 2 b b b b a Step Screw quantity Color Torque B M2 3 mm Phillips head 3 battery log up Silver 1 7 2 2 kgf cm ...

Page 41: ...37 Lenovo ideapad 720 15IKB Figure 2 Removal steps of battery pack continued Remove the battery pack in the direction shown by arrow 3 c ...

Page 42: ...mbers for the approved modules Figure 3 Removal steps of PCI Express Mini Card for wireless LAN Disconnect the two wireless LAN cables black white 1 and then remove the screw 2 aa b 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 the arrows Notes The wireless LAN card ...

Page 43: ...teps of PCI Express Mini Card for wireless LAN continued Remove the card in the direction shown by arrow 3 c When installing Plug the black cable 1st MAIN into the jack labeled MAIN and the white cable 2nd AUX into the jack labeled AUX on the card ...

Page 44: ...ase cover on page 33 1020 Battery pack on page 36 1030 PCI Express Mini Card for wireless LAN on page 38 Figure 4 Removal steps of DIMM Release the two latches on both edges of the socket at the same time in the directions shown by arrows 1 and then unplug the DIMM in the direction shown by arrow 2 a a b ...

Page 45: ...ve or apply any physical shock to it The hard disk drive is sensitive to physical shock Improper handling can cause damage 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 in suspend mode Figure 5 Removal steps of hard disk drive and SSD card Remove the screw 1 a Step Sc...

Page 46: ...ntinued Remove the SSD card in the direction shown by arrow B b Detach the HDD connector in the directions shown by arrow C and D Remove the screws E d c e e e When installing Make sure that the HDD connector is attached firmly Step Screw quantity Color Torque E M2 3 mm Phillips head 3 Bronze 1 7 2 2 kgf cm ...

Page 47: ...isk drive and SSD card continued Remove the hard disk drive from the slot in the direction shown by arrow F f Remove the screws G Detach the bracket from the hard disk drive g g g g Step Screw quantity Color Torque G M3 4 mm Phillips head 4 Silver 2 2 2 7 kgf cm ...

Page 48: ... page 33 1020 Battery pack on page 36 1030 PCI Express Mini Card for wireless LAN on page 38 1040 DIMM on page 40 1050 Hard disk drive and SSD card on page 41 Figure 6 Removal steps of speakers Unplug the speaker connector 1 Then remove the speakers 2 b b a When installing Make sure that the connector is attached firmly ...

Page 49: ...1050 Hard disk drive and SSD card on page 41 1060 Speakers on page 44 Figure 7 Removal steps of fan and heat sink assembly Release the cables from the cable guides in the direction shown by arrows 1 a a 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 cabl...

Page 50: ...own by arrow 2 Remove the screw 3 and loosen the screws D c c d d d d d d d b Step Screw quantity Color Torque 3 M2 3 mm Phillips head 2 fan mb log up fan log up Bronze 1 7 2 2 kgf cm When installing Make sure that the connector is attached firmly Remove the fan and heat sink assembly in the direction shown by arrow E Be careful not to damage the connector ...

Page 51: ...d a b When installing Before you attach the fan and heat sink assembly to the computer apply thermal grease at an amount of 0 2 grams to the part shown in the figure above Either too much or too little grease application can cause a thermal problem due to imperfect contact with a component ...

Page 52: ...press Mini Card for wireless LAN on page 38 1040 DIMM on page 40 1050 Hard disk drive and SSD card on page 41 1060 Speakers on page 44 1070 Fan and heat sink assembly on page 45 Figure 8 Removal steps of upper case Remove the screws 1 a a a a Step Screw quantity Color Torque 1 M2 5 4 mm Phillips head 4 left side hinge log up right side hinge log up Silver 2 2 2 7 kgf cm ...

Page 53: ...9 Lenovo ideapad 720 15IKB Figure 8 Removal steps of upper case continued Detach the LCD unit connector in the directions shown by arrows 2 and C c b Open the hinge in the direction shown by arrows D d d ...

Page 54: ...50 ideapad 720 15IKB Hardware Maintenance Manual Figure 8 Removal steps of upper case continued Remove the upper case from the LCD module in the directions shown by arrow E e ...

Page 55: ...rd for wireless LAN on page 38 1040 DIMM on page 40 1050 Hard disk drive and SSD card on page 41 1060 Speakers on page 44 1070 Fan and heat sink assembly on page 45 1080 Upper case on page 48 Figure 9 Removal steps of I O board backup battery and fingerprint board Unplug the backup battery connector in the direction shown by arrow A a When installing Make sure that the connector is attached firmly...

Page 56: ...oard backup battery and fingerprint board continued Remove the backup battery in the direction shown by arrow B Remove the screw C Detach the connectors in the directions shown by arrow D and E c c e d Step Screw quantity Color Torque 3 M2 3 mm Phillips head 2 Bronze 1 7 2 2 kgf cm ...

Page 57: ...ry and fingerprint board continued Remove the I O board in the direction shown by arrow F Remove the screw G Detach the fingerprint board connector in the directions shown by arrow H and I g i h Step Screw quantity Color Torque G M2 2 5 mm Phillips head 1 Bronze 1 7 2 2 kgf cm ...

Page 58: ...eapad 720 15IKB Hardware Maintenance Manual Figure 9 Removal steps of I O board backup battery and fingerprint board continued Remove the fingerprint board and its bracket in the direction shown by arrow J j ...

Page 59: ...an ESD mat or conductive corrugated material For access remove these FRUs in order 1010 Base cover on page 33 1020 Battery pack on page 36 1030 PCI Express Mini Card for wireless LAN on page 38 1040 DIMM on page 40 1050 Hard disk drive and SSD card on page 41 1060 Speakers on page 44 1070 Fan and heat sink assembly on page 45 1080 Upper case on page 48 1090 I O board backup battery and fingerprint...

Page 60: ... Manual Figure 10 Removal steps of system board and touch pad continued Remove the system board in the direction shown by arrow E e Remove the screws F f f f f Step Screw quantity Color Torque F M2 2 5 mm Phillips head 4 Silver 1 7 2 2 kgf cm ...

Page 61: ...57 Lenovo ideapad 720 15IKB Figure 10 Removal steps of system board and touch pad continued Remove the touch pad in the direction shown by arrow G g ...

Page 62: ...s LAN on page 38 1040 DIMM on page 40 1050 Hard disk drive and SSD card on page 41 1060 Speakers on page 44 1070 Fan and heat sink assembly on page 45 1080 Upper case on page 48 1090 I O board backup battery and fingerprint board on page 51 1100 System board and touch pad on page 55 Figure 11 Removal steps of LCD unit Remove the LCD front bezel in the direction shown by arrows 1 a a a a a a a a ...

Page 63: ...hooks 3 b c b b Step Screw quantity Color Torque B M2 2 5 mm Phillips head 3 Silver 1 7 2 2 kgf cm Remove the screws D Lift the LCD module slightly Disconnect the connector in the direction shown by arrow E Then remove the LCD module F d d d d e f Step Screw quantity Color Torque 4 M2 2 mm Phillips head 4 lcd panel lcd cover Silver 1 7 2 2 kgf cm ...

Page 64: ...Manual Figure 11 Removal steps of LCD unit continued Remove the screws G gg g g g g Step Screw quantity Color Torque G M2 2 mm Phillips head 6 lcd hinge lcd cover Black 1 7 2 2 kgf cm Remove the LCD hinges in the direction shown by arrows H h h ...

Page 65: ...a connector in the direction shown by arrow I i Remove the LCD cable in the direction shown by arrows J j j When installing Make sure that the connector is attached firmly and that you do not pinch the antenna cables when you attach the LCD assembly Route the LCD cable along the cable guides ...

Page 66: ...intenance Manual Figure 11 Removal steps of LCD unit continued Peel off the adhesive tape securing the antenna boards release the cables from the cable guide and then remove the antenna assembly in the direction shown by arrows K k k ...

Page 67: ...er case on page 48 1090 I O board backup battery and fingerprint board on page 51 1100 System board and touch pad on page 55 1110 LCD unit on page 58 Figure 12 Removal steps of integrated camera and microphone assembly Note The integrated camera and antenna assembly is stuck on the top center of the LCD cover Remove the integrated camera and antenna assembly in the direction shown by arrow 1 a Whe...

Page 68: ...ght side view 1 Integrated camera 2 Built in microphone 3 Computer display 4 Wireless LAN antennas 5 Ventilation slots 6 Touch pad 7 Fingerprint reader on select models 8 Power Key 9 Kensington Security slot J USB port K Memory card slot L Novo button f g c e d h i j k l a b b ...

Page 69: ...Bottom and Left side view 1 Speakers 2 Ventilation slots 3 AC power adapter jack 4 Battery Charging status indicator 5 RJ 45 port 6 USB port 7 HDMI port 8 Type C port 9 Combo audio jack J Power status indicator d f e g h i a j b c ...

Page 70: ...dapters on page 81 Screws on page 81 Power cord on page 81 Note Each FRU is available for all types or models unless specific types or models are specified Attention Do not attempt to replace an FRU on your own If an FRU is damaged contact a Lenovo authorized servicer or a marketing representative for replacement or repair Only qualified technicians can inspect or repair this product ...

Page 71: ...67 Lenovo ideapad 720 15IKB Overall 1 2 3 5 7 6 a 8 10 b 14 12 11 13 9 4 4 ...

Page 72: ...G W KB NBL GK 5CB0P26303 2 UpperCase W 81AG W KB NBL HB 5CB0P26336 2 UpperCase W 81AG W KB NBL HG 5CB0P26273 2 UpperCase W 81AG W KB NBL ND 5CB0P26404 2 UpperCase W 81AG W KB NBL BE 5CB0P26393 2 UpperCase W 81AG W KB NBL ICE 5CB0P26282 2 UpperCase W 81AG W KB NBL SA 5CB0P26255 2 UpperCase W 81AG W KB NBL SW 5CB0P26376 2 UpperCase W 81AG W KB NBL UI 5CB0P26394 2 UpperCase W 81AG W KB NBL SK 5CB0P26...

Page 73: ...0P26371 2 UpperCase W 81AG W KB NFP NBL IT 5CB0P26354 2 UpperCase W 81AG W KB NFP NBL SP 5CB0P26313 2 UpperCase W 81AG W KB NFP NBL TR 5CB0P26390 2 UpperCase W 81AG W KB NFP NBL TI 5CB0P26341 2 UpperCase W 81AG W KB NFP NBL PO 5CB0P26319 2 UpperCase W 81AG W KB NFP NBL LA 5CB0P26357 2 UpperCase W 81AG W KB NFP NBL CF E 5CB0P26345 2 UpperCase W 81AG W KB NFP NBL KO 5CB0P26269 2 UpperCase W 81AG W K...

Page 74: ...377 2 UpperCase W 81AG W KB NFP BL GK 5CB0P26349 2 UpperCase W 81AG W KB NFP BL HB 5CB0P26311 2 UpperCase W 81AG W KB NFP BL HG 5CB0P26250 2 UpperCase W 81AG W KB NFP BL ND 5CB0P26249 2 UpperCase W 81AG W KB NFP BL BE 5CB0P26323 2 UpperCase W 81AG W KB NFP BL ICE 5CB0P26276 2 UpperCase W 81AG W KB NFP BL SA 5CB0P26326 2 UpperCase W 81AG W KB NFP BL SW 5CB0P26330 2 UpperCase W 81AG W KB NFP BL UI 5...

Page 75: ...ainia96KeyPC5CPJMEGreyKwithPowerkeyNormalKB SN20M63063 2 US101KeyPC5CPLiteonGreyKwithPowerkeyNormalKB SN20M63090 2 UK102KeyPC5CPLiteonGreyKwithPowerkeyNormalKB SN20M63071 2 Italian102KeyPC5CPLiteonGreyKwithPowerkeyNormalKB SN20M63151 2 Spanish102KeyPC5CPLiteonGreyKwithPowerkeyNormalKB SN20M63086 2 Turkish102KeyPC5CPLiteonGreyKwithPowerkeyNormalKB SN20M63026 2 Thailand101KeyPC5CPLiteonGreyKwithPowe...

Page 76: ...thPowerkeyNormalKB SN20M63190 2 German102KeyPC5CPDarfonGreyKwithPowerkeyNormalKB SN20M63044 2 Arabic101KeyPC5CPDarfonGreyKwithPowerkeyNormalKB SN20M63174 2 Brazilian102KeyPC5CPDarfonGreyKwithPowerkeyNormalKB SN20M63197 2 Japanese105KeyPC5CPDarfonGreyKwithPowerkeyNormalKB SN20M63050 2 Dutch102KeyPC5CPDarfonGreyKwithPowerkeyNormalKB SN20M63120 2 Greek101KeyPC5CPDarfonGreyKwithPowerkeyNormalKB SN20M6...

Page 77: ...rmalKB SN20M62975 2 Czh Slk102KeyPC5CPChiconyGreyKwithPowerkeyNormalKB SN20M63204 2 Bulgarian102KeyPC5CPChiconyGreyKwithPowerkeyNormalKB SN20M63037 2 India101KeyPC5CPChiconyGreyKwithPowerkeyNormalKB SN20M63061 2 French Arabic102KeyPC5CPChiconyGreyKwithPowerkeyNormalKB SN20M63228 2 Ukrainia96KeyPC5CPChiconyGreyKwithPowerkeyNormalKB SN20M63159 2 US101KeyPC5CPBJMEGreyKwithPowerkeyBacklightKB SN20M631...

Page 78: ... LatinSpa102KeyPC5CPBLiteonGreyKwithPowerkeyBacklightKB SN20M62979 2 CanadFrEn102KeyPC5CPBLiteonGreyKwithPowerkeyBacklightKB SN20M62976 2 Korean101KeyPC5CPBLiteonGreyKwithPowerkeyBacklightKB SN20M63171 2 TradChine101KeyPC5CPBLiteonGreyKwithPowerkeyBacklightKB SN20M63146 2 Russian101KeyPC5CPBLiteonGreyKwithPowerkeyBacklightKB SN20M63008 2 French102KeyPC5CPBLiteonGreyKwithPowerkeyBacklightKB SN20M63...

Page 79: ... Hungarian102KeyPC5CPBDarfonGreyKwithPowerkeyBacklightKB SN20M63038 2 Nordic102KeyPC5CPBDarfonGreyKwithPowerkeyBacklightKB SN20M63116 2 Belgian102KeyPC5CPBDarfonGreyKwithPowerkeyBacklightKB SN20M63217 2 Iceland102KeyPC5CPBDarfonGreyKwithPowerkeyBacklightKB SN20M63017 2 Slovenian102KeyPC5CPBDarfonGreyKwithPowerkeyBacklightKB SN20M63032 2 Swiss102KeyPC5CPBDarfonGreyKwithPowerkeyBacklightKB SN20M6317...

Page 80: ...yPC5CPBChiconyGreyKwithPowerkeyBacklightKB SN20M63096 2 India101KeyPC5CPBChiconyGreyKwithPowerkeyBacklightKB SN20M63200 2 French Arabic102KeyPC5CPBChiconyGreyKwithPowerkeyBacklightKB SN20M62995 2 Ukrainia96KeyPC5CPBChinconyGreyKwithPowerkeyBacklightKB SN20M63015 2 DC IN Cable W 81AG 5C10P26267 3 TP Module W 81AG W Cable 5T60P26374 3 TM P3255 001 69x104x1 0 0 5 I2C ST60M57336 3 SA469D 22H9 69x104x1...

Page 81: ...co 1224 Speaker 5SB0N11746 8 Lower Case W 81AG 5CB0P26302 9 JYAA062A Platinum Grey SF30M82345 9 MLE3M4 Platinum Gray SF30M97440 9 FP FFC W 81AG 5C10P26242 10 Heatsink W 81AG DIS 5H40P26307 11 I O Board W 81AG W Cable 5C50P26304 12 Intel 3165 1x1AC BT PCIE M 2 WLAN SW10H24486 12 RTL8821CE 1x1AC BT4 2 Combo M 2 SW10K97462 12 Ltn NFA435A 1x1AC BT PCIE M 2 WLAN SW10K97461 12 RTL8821CE 1x1AC BT4 2 Comb...

Page 82: ...U ID 13 AM6671 M 2 2280 512GB PCIe LENSN20512GMSP34MEAT2TA SSD 5SD0N26460 N 14 Tesla SP A L14M3P21 11 1V45Wh3cell GB 5B10K10186 14 Tesla SP C L14M3P21 11 1V45Wh3cell GB 5B10K10236 14 Tesla LG L14L3P21 11 1V45Wh3cell bty 5B10M52817 Table 4 Parts list Overall continued ...

Page 83: ...79 Lenovo ideapad 720 15IKB LCD FRUs In Lenovo ideapad 720 15IKB there is following type of LCD 15 6 in HD LED 1 2 5 4 8 7 6 3 ...

Page 84: ... 3 AU B156HAN02 1 1A FHDI AG S NB 5D10M53949 3 IN N156HCA EAA C1 FHDI AG S NB 5D10M43965 3 LG LP156WF9 SPK2 FHDI AG S NB 5D10M55963 4 Hinge W 81AG R L 5H50P26387 5 Camera W 81AG W Gasket 5C20P26312 5 BIS BNCT1NKSK HD NB camera SC20M52081 5 CCY CNFGH43 HD NB camera SC20M52090 5 LTN 6SF112N2 HD NB camera SC20M52113 5 AVC HAA 8F4A04 HD NB camera SC20M52091 6 EDP Cable W 81AG 5C10P26350 7 Antenna W 81...

Page 85: ...rews FRU P N CRU ID Screw Pack W 81AG 5S10P26361 N Power cord Table 9 Parts list power cord FRU P N CRU ID LINETEK PC323 RVV300 300 LS15 1m 145000600 LINETEK LS15 H03VV F LP39 1m 145000599 LINETEK LS15 H03VV F LP 37 1m 145000597 LINETEK LS15 H03VV F LP26A 1m 145000596 LINETEK LS15 H03VV F LP 41 1m 145000595 LINETEK LP 30B SPT 2 LS15 1m 145000594 LINETEK LP 61L H03VV F LS15 1m 145000593 LINETEK PE ...

Page 86: ...I16S3 H03VV F VAC5S 1m 145000526 Volex US15S3 SPT 2 VAC5S 1m 145000537 VOLEX MP5004 H03VV F VAC5S 1m 145000605 VOLEX IT10S3 HO3VV F VAC5S 1m 145000535 VOLEX M2511 KETI IEC VAC5S 1m 145000533 VOLEX AU10S3 H03VV F VAC5S 1m 145000532 VOLEX TW15CS3 VCTF VAC5S 1m 145000531 VOLEX VAC5S VCTF M755 1m 145000530 VOLEX M2511 HO3VV F VAC5S 1m 145000525 lux 0036 RVV 300 300 0 75 3C 0002 1m 145500003 lux 0040 H...

Page 87: ...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 publication at any time without notice The products described in this document are not inten...

Page 88: ...on generally available systems Furthermore some measurements may have been estimated through extrapolation Actual results may vary Users of this document should verify the applicable data for their specific environment Trademarks The following terms are trademarks or registered trademarks of Lenovo in the United States other countries or both Lenovo OneKey Microsoft and Windows are trademarks of M...

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