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Hardware Maintenance Manual

Lenovo ThinkBook 14s Yoga 

Summary of Contents for 20WE006QGE-CAMPUS

Page 1: ...Hardware Maintenance Manual Lenovo ThinkBook 14s Yoga ...

Page 2: ...First Edition October 2020 Copyright Lenovo 2020 ...

Page 3: ...move the Lenovo Smart Pen 28 Remove the lower case 28 Remove the battery pack 29 Remove the solid state drive SSD 30 Remove the Wi Fi card 32 Remove the heat sink 33 Remove the fan 33 Remove the memory module 34 Remove the I O bracket left 35 Remove the I O board bracket right 36 Remove the CMOS battery 37 Remove the Lenovo Smart Pen holder 38 Remove the I O board with cable 39 Remove the speakers...

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Page 5: ...cts Machine Machine type MT ThinkBook 14s Yoga ITL 20WE Important This manual is intended only for trained service technicians who are familiar with Lenovo products Before servicing a Lenovo product be sure to read all the information under Chapter 1 Safety information on page 1 Copyright Lenovo 2020 iii ...

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Page 7: ...e clothing or fasten it with a non conductive clip about 8 centimeters 3 inches from the end Do not wear jewelry chains metal frame eyeglasses or metal fasteners for your clothing Attention Metal objects are good electrical conductors Wear safety glasses when you are hammering drilling soldering cutting wire attaching springs using solvents or working in any other conditions that might be hazardou...

Page 8: ...efully for possible hazards in your work area Examples of these hazards are moist floors non grounded power extension cables power surges and missing safety grounds Do not touch live electrical circuits with the reflective surface 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...

Page 9: ...d sensitive to electrostatic discharge ESD ESD damage can occur when there is a difference in charge between objects Protect against ESD damage by equalizing the charge so that the machine the part the work mat and the person handling the part are all at the same charge Notes 1 Use product specific ESD procedures when they exceed the requirements noted here 2 Make sure that the ESD protective devi...

Page 10: ...g of the electrical outlet can be verified by a certified electrician Safety notices multilingual translations The safety notices in this section are provided in the following languages English Arabic Brazilian Portuguese French German Hebrew Japanese Korean Spanish Traditional Chinese DANGER DANGER DANGER 4 Hardware Maintenance Manual ...

Page 11: ...DANGER DANGER DANGER DANGER DANGER Chapter 1 Safety information 5 ...

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Page 13: ...PERIGO PERIGO PERIGO Chapter 1 Safety information 7 ...

Page 14: ...PERIGO PERIGO PERIGO PERIGO PERIGO 8 Hardware Maintenance Manual ...

Page 15: ...DANGER DANGER DANGER DANGER Chapter 1 Safety information 9 ...

Page 16: ...DANGER DANGER DANGER DANGER VORSICHT 10 Hardware Maintenance Manual ...

Page 17: ...VORSICHT VORSICHT VORSICHT VORSICHT Chapter 1 Safety information 11 ...

Page 18: ...VORSICHT VORSICHT VORSICHT 12 Hardware Maintenance Manual ...

Page 19: ...Chapter 1 Safety information 13 ...

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Page 21: ...Chapter 1 Safety information 15 ...

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Page 23: ...Chapter 1 Safety information 17 ...

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Page 25: ...Chapter 1 Safety information 19 ...

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Page 27: ... When you return an FRU you must include the following information in the parts exchange form or parts return form that you attach to it 1 Name and phone number of service technician 2 Date of service 3 Date on which the machine failed 4 Date of purchase 5 Failure symptoms error codes appearing on the display and beep symptoms 6 Procedure index and page number in which the failing FRU was detected...

Page 28: ... of an incorrect ac power adapter on laptop products The following symptoms might indicate damage caused by non warranted activities Missing parts might be a symptom of unauthorized service or modification Check for obvious damage to a hard disk drive If the spindle of a hard disk drive becomes noisy the hard disk drive might have been dropped or subject to excessive force CRU list Table 1 Model T...

Page 29: ...s help Lenovo service technicians identify FRUs or CRUs that they may need to replace when servicing a customer s computer Figure 1 ThinkBook 14s Yoga ITL exploded view Table 2 FRU CRU categories No FRU CRU category 1 Upper case with keyboard and touchpad Copyright Lenovo 2020 23 ...

Page 30: ...vo Smart Pen 9 Solid state drive SSD bracket Note The SSD bracket is used to lock the screw for the 2242 SSD 10 Solid state drive SSD 11 Mylar 12 Wi Fi card 13 Lower case 14 Speakers 15 Battery pack 16 Fan 17 Heat sink 18 Memory module shielding 19 Memory module 20 System board 21 I O bracket left a Power cord b ac power adapter c Screw kit d Label 24 Hardware Maintenance Manual ...

Page 31: ...Yoga ITL LCD unit exploded view Table 3 FRU categories for the LCD unit No FRU CRU category 1 Microphone rubbers 2 Camera privacy shutter 3 Camera 4 LCD module 5 Strip cover 6 Removable tape Chapter 3 Identifying FRUs CRUs 25 ...

Page 32: ...Table 3 FRU categories for the LCD unit continued 7 LCD cover 8 Rubber hinges 9 Hinges 10 EDP cable 11 Sensor board with cable 26 Hardware Maintenance Manual ...

Page 33: ...trical tape Double sided tape Conductive tape Eraser Heat gun Brown brush Notes T30 screw drivers are used to service the new Intel Xeon CPUs Hexagonal sockets are used to remove antenna connectors Silicone grease is applied to the CPU and heatsink surfaces to eliminate air gaps General guidelines When removing or replacing an FRU ensure that you observe the following general guidelines 1 Do not t...

Page 34: ...rical outlets Attention After replacing an FRU do not turn on the computer until you have ensured that all screws springs and other small parts are in place and none are loose inside the computer Verify this by shaking the computer gently and listening for rattling sounds Metallic parts or metal flakes can cause electrical short circuits Attention The system board is sensitive to and can be damage...

Page 35: ... Number of screws M2 0 x L3 5 4 5 4 Step 3 Pry up the latches and then remove the lower case Figure 5 Pry up the latches and then remove the lower case Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Lower case Remove the battery pack Make sure the following FRUs or CRUs have been removed Remove the Lenovo Smart Pen on page 28 Chapter ...

Page 36: ...tions Number of screws M2 x L4 0 3 Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Battery pack Remove the solid state drive SSD Make sure the following FRUs or CRUs have been removed Remove the Lenovo Smart Pen on page 28 Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Attention Use your...

Page 37: ...Remove one screw and then separate the SSD from the SSD bracket Figure 9 Remove one screw and separate the SSD from the SSD bracket Screw specifications Number of screws M2 0 x L2 0 1 Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement parts SSD SSD bracket Chapter 4 Removing a FRU or CRU 31 ...

Page 38: ...ernails to pull the connector to unplug it Do not pull the cable Step 2 Peel off the mylar Figure 10 Peel off the mylar Step 3 Detach the main and auxiliary antenna cable connectors Remove one screw and then remove the Wi Fi card by pulling it away from the slot Figure 11 Remove one screw and then remove the Wi Fi card by pulling it away from the slot Screw specifications Number of screws M1 98 x ...

Page 39: ...ve the heat sink Figure 12 Remove three screws and then remove the heat sink Screw specifications Number of screws M2 x L2 0 3 Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Heat sink Remove the fan Make sure the following FRUs or CRUs have been removed Remove the Lenovo Smart Pen on page 28 Remove the lower case on page 28 Step 1 Dis...

Page 40: ...s CRUs have been removed Remove the Lenovo Smart Pen on page 28 Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Attention Use your fingernails to pull the connector to unplug it Do not pull the cable Step 2 Remove the memory module shielding Figure 14 Remove the memory module shielding Step 3 Release the two latches on both edges of the socket at the...

Page 41: ...FRUs or CRUs has been removed Remove the Lenovo Smart Pen on page 28 Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Attention Use your fingernails to pull the connector to unplug it Do not pull the cable Step 2 Remove two screws and then open the hinge Figure 16 Remove two screws and then open the hinge Screw specifications Number of screws M2 5 x L...

Page 42: ...placement part I O bracket left Remove the I O board bracket right Make sure the following FRUs or CRUs have been removed Remove the Lenovo Smart Pen on page 28 Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Attention Use your fingernails to pull the connector to unplug it Do not pull the cable Step 2 Remove two screws and then open the hinge Figure...

Page 43: ...o part number of the following replacement part I O bracket right Remove the CMOS battery Make sure the following FRUs or CRUs has been removed Remove the Lenovo Smart Pen on page 28 Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Attention Use your fingernails to pull the connector to unplug it Do not pull the cable Step 2 Disconnect the CMOS batter...

Page 44: ...Pen on page 28 Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Attention Use your fingernails to pull the connector to unplug it Do not pull the cable Step 2 Remove two screws and then remove the Lenovo Smart Pen holder Figure 21 Remove two screws and then remove the Lenovo Smart Pen holder Screw specifications Number of screws M1 6 x L3 0 2 Go to ht...

Page 45: ...board Then remove the I O board with cable Figure 22 Disconnect the pen holder cable and the fingerprint board cable from the I O board and disconnect the I O board cable from the system board Then remove the I O board with cable Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part I O board with cable Remove the speakers Make sure the foll...

Page 46: ...lowing FRUs CRUs have been removed Remove the Lenovo Smart Pen on page 28 Remove the lower case on page 28 Remove the battery pack on page 29 Remove the fan on page 33 Remove the I O board bracket right on page 36 Remove the CMOS battery on page 37 Remove the Lenovo Smart Pen holder on page 38 Remove the I O board with cable on page 39 Step 1 Peel off the tape and then remove the Lenovo Smart Pen ...

Page 47: ...le on page 39 Remove the Lenovo Smart Pen holder on page 38 Step 1 Remove two screws and then remove the fingerprint board Figure 25 Remove two screws and then remove the fingerprint board Screw specifications Number of screws M1 6 x L3 0 2 Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part fingerprint board Remove the system board Make s...

Page 48: ... Remove the I O bracket left on page 35 Step 1 Peel off the tapes Figure 26 Peel off the tapes Step 2 Disconnect cables connected to the system board Figure 27 Disconnect cables connected to the system board Step 3 Remove one screw and then remove the system board 42 Hardware Maintenance Manual ...

Page 49: ... Remove the LCD unit Make sure the following FRUs CRUs have been removed Remove the Lenovo Smart Pen on page 28 Remove the lower case on page 28 Remove the heat sink on page 33 Step 1 Disconnect the battery pack cable from the system board Attention Use your fingernails to pull the connector to unplug it Do not pull the cable Step 2 Peel off the mylar and tapes Figure 29 Peel off the mylar and tap...

Page 50: ...hown Remove four screws and then remove the LCD unit Figure 31 Remove four screws and then remove the LCD unit Screw specifications Number of screws M2 5 x L5 5 4 Remove the upper case with keyboard and touchpad Make sure the following FRUs CRUs have been removed Remove the Lenovo Smart Pen on page 28 Remove the lower case on page 28 Remove the battery pack on page 29 Remove the solid state drive ...

Page 51: ...p the Lenovo part number of the following replacement part Upper case with keyboard and touchpad Disassemble the LCD unit The LCD unit as a whole is not an FRU Instead it contains FRUs as its components Before disassembling the LCD unit make sure it has been detached from the upper case Remove the strip cover Make sure the following unit has been removed Remove the LCD unit on page 43 Step 1 Remov...

Page 52: ...inges Remove the LCD module Make sure the following FRUs CRUs have been removed Remove the LCD unit on page 43 Remove the strip cover on page 45 Step 1 Remove the two screws and then remove the two pieces of removable tape with tweezers Then turn over the LCD module Figure 34 Remove the two screws and then remove the two pieces of removable tape with tweezers Then turn over the LCD module 46 Hardw...

Page 53: ...he tape carefully and then disconnect the EDP cable from the LCD module Step 3 Disconnect the touch cable and then remove the LCD module Figure 36 Disconnect the touch cable and then remove the LCD module Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement parts LCD module Chapter 4 Removing a FRU or CRU 47 ...

Page 54: ...cable Figure 37 Disconnect the EDP cable from the sensor board and then remove the EDP cable Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part EDP cable Remove the microphone rubbers Make sure the following FRUs CRUs have been removed Remove the LCD unit on page 43 Remove the strip cover on page 45 Remove the LCD module on page 46 Step 1...

Page 55: ...Remove the camera shutter Figure 39 Remove the camera shutter Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Camera shutter Remove the camera Make sure the following FRUs CRUs have been removed Remove the LCD unit on page 43 Remove the strip cover on page 45 Remove the LCD module on page 46 Remove the microphone rubbers on page 48 Ste...

Page 56: ...n page 46 Step 1 Disconnect the EDP cable from the sensor board and disconnect the sensor board cable from the camera Then remove the sensor board with cable Figure 41 Disconnect the EDP cable from the LCD module and then remove the EDP cable Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Sensor board with cable Remove the hinges Make...

Page 57: ...e following FRUs CRUs have been removed Remove the strip cover on page 45 Remove the rubber hinges on page 45 Remove the LCD module on page 46 Remove the EDP cable on page 48 Remove the microphone rubbers on page 48 Remove the camera shutter on page 49 Remove the camera on page 49 Remove the sensor board with cable on page 50 Remove the hinges on page 50 Go to https support lenovo com partslookup ...

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Page 59: ...plied country region Label dimensions a QR Label 26 1 mm x 17 mm b GML Label 22 501 mm x 16 077 mm c Adapter Label 65 mm x 20 mm d WL BT label Brazil 35 mm x 15 mm Israel US CA TW 32 mm x 10 mm South Africa 20 mm x 10 mm Malaysia Indonesia 15 mm x 10 mm e Country label Argentina label 68 mm x 6 mm f TW label 70 mm x 10 mm g Indonesia rating label 26 mm x 10 mm h India BIS label 22 mm x 30 mm I KR ...

Page 60: ...Table 5 All base cover labels continued k Vietnam Energy Label 10 mm x 9 mm 54 Hardware Maintenance Manual ...

Page 61: ...Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo All other trademarks are the property of their respective owners 2020 Lenovo ...

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