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“Remove the USB board cable bracket 1” on page 35

Step 1.  Remove three screws and then open the hinge. 

Figure 29. Remove three screws and open the hinge

Screw specifications 

Number of screws 

M2.0 x L3.5 

Step 2.  Disconnect cables connected to the system board and disconnect the USB cables from the USB 

board. 

Chapter 4

.

Removing a FRU or CRU

43

Summary of Contents for 20WJ001HGE

Page 1: ...Hardware Maintenance Manual Lenovo ThinkBook 13x ...

Page 2: ...First Edition June 2021 Copyright Lenovo 2021 ...

Page 3: ...the Wi Fi card mylar 31 Remove the fingerprint board cable 32 Remove the Type C bracket 32 Remove the heat sink 33 Remove the golden mylar 34 Remove the USB board mylar 34 Remove the USB board cable bracket 1 35 Remove the USB board 35 Remove the fan 37 Remove the speakers 38 Remove the touchpad mylar 39 Remove the touchpad cable 39 Remove the touchpad 40 Remove the brackets 42 Remove the system b...

Page 4: ...ii Hardware Maintenance Manual ...

Page 5: ...ducts Machine Machine type MT ThinkBook 13x ITG 20WJ 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 2021 iii ...

Page 6: ...iv Hardware Maintenance Manual ...

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 ...

Page 12: ...6 Hardware Maintenance Manual ...

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: ...n 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 Models ThinkBook 13x ITG MT 20WJ CRU Type ...

Page 29: ...entifying FRUs CRUs Locate FRUs and CRUs The exploded illustrations help Lenovo service technicians identify FRUs or CRUs that they may need to replace when servicing a customer s computer Copyright Lenovo 2021 23 ...

Page 30: ...Figure 1 ThinkBook 13x ITG exploded view 24 Hardware Maintenance Manual ...

Page 31: ...ble brackets 8 System board 9 Solid state drive SSD 10 Brackets 11 System board mylar 12 Heat sink 13 Golden mylar 14 Wi Fi card mylar 15 Speakers 16 Battery pack 17 Lower case 18 Fan 19 USB board mylar 20 USB board cable 61 pin 21 USB board 22 Type C bracket 23 Touchpad mylar 24 Touchpad cable 25 Touchpad a Power cord b ac power adapter c Screw kit Chapter 3 Identifying FRUs CRUs 25 ...

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Page 33: ...ctrical 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 ...

Page 34: ...or CRU shut down the computer and unplug all power cords from electrical 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 ci...

Page 35: ...ttery pack Make sure the following FRU or CRU has been removed 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 four screws and then remove the battery pack Figure 4 Remove four screws and remove the battery pack Screw specifications Number of screws ...

Page 36: ...lug it Do not pull the cable Step 2 Peel off the system board mylar Figure 5 Peel off the system board mylar Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part System board mylar Remove the solid state drive SSD Make sure the following FRU or CRU has been removed Remove the lower case on page 28 Step 1 Disconnect the battery pack cable fr...

Page 37: ...the Lenovo part number of the following replacement part Solid state drive SSD Remove the Wi Fi card mylar Make sure the following FRU or CRU has been removed 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 Wi Fi card mylar Chapter 4 Removing a F...

Page 38: ...ttery pack cable from the system board Attention Use your fingernails to pull the connector to unplug it Do not pull the cable Step 2 Detach the fingerprint board cable connectors and then remove the fingerprint board cable Figure 9 Remove the fingerprint board cable Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Fingerprint board cab...

Page 39: ... Type C bracket Screw specifications Number of screws M2 0 x L3 5 2 Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Type C bracket Remove the heat sink Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the system board mylar on page 30 Step 1 Remove four screws and then remove the heat sink ...

Page 40: ...at sink on page 33 Step 1 Peel off the golden mylar Figure 12 Peel off the golden mylar Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Golden mylar Remove the USB board mylar Make sure the following FRU or CRU has been removed Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Attention Use...

Page 41: ...28 Remove the USB board mylar on page 34 Step 1 Remove one screw and then remove the USB board cable bracket 1 Figure 14 Remove the USB board cable bracket 1 Screw specifications Number of screws M1 6 x L1 7 1 Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part USB board cable bracket Remove the USB board Make sure the following FRUs or CR...

Page 42: ...he fan on page 37 Remove the USB board cable bracket 1 on page 35 Step 1 Detach the speaker cable connector and then peel off the tape Figure 15 Detach the speaker cable connector and peel off the tape Step 2 Disconnect cables connected to the USB board Figure 16 Disconnect cables connected to the USB board Step 3 Remove two screws and then remove the USB board 36 Hardware Maintenance Manual ...

Page 43: ...he fan Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the system board mylar on page 30 Remove the USB board mylar on page 34 Step 1 Detach the fan cable connector and release the fan cable from the cable guide Remove three screws and then remove the fan Figure 18 Remove the fan Screw specifications Number of screws M2 0 x L3 5 3 Chapter 4 Removing a...

Page 44: ... connectors and release the antenna cables Peel off the tape Figure 19 Detach the main and auxiliary antenna cable connectors and release the antenna cables Step 2 Detach the speaker cable connector and release the speaker cable and the antenna cables from the cable guide Figure 20 Detach the speaker cable connector and release cables Step 3 Remove four screws and then remove the speakers Note The...

Page 45: ...ad mylar Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the battery pack on page 29 Step 1 Peel off the touchpad mylar Figure 22 Remove the touchpad mylar Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Touchpad mylar Remove the touchpad cable Make sure the following FRUs or CRUs have bee...

Page 46: ...then remove the touchpad cable Figure 24 Remove the touchpad cable Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Touchpad cable Remove the touchpad Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the battery pack on page 29 Remove the touchpad mylar on page 39 Step 1 Disconnect the touch...

Page 47: ...ure 26 Remove six screws Screw specifications Number of screws M1 6 x L1 7 6 Step 3 Remove the touchpad Figure 27 Remove the touchpad Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Touchpad Chapter 4 Removing a FRU or CRU 41 ...

Page 48: ... screws M2 0 x L3 5 4 Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Brackets Remove the system board Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the battery pack on page 29 Remove the system board mylar on page 30 Remove the solid state drive SSD on page 30 Remove the Wi Fi card myla...

Page 49: ...screws and then open the hinge Figure 29 Remove three screws and open the hinge Screw specifications Number of screws M2 0 x L3 5 3 Step 2 Disconnect cables connected to the system board and disconnect the USB cables from the USB board Chapter 4 Removing a FRU or CRU 43 ...

Page 50: ...the USB board Step 3 Remove three screws and then remove the system board module Remove the following FRUs and then remove the system board Remove the USB board cable 61 pin on page 45 Remove the USB board cable 62 pin and the USB board cable bracket 2 on page 45 44 Hardware Maintenance Manual ...

Page 51: ... Step 1 Disconnect the USB board cable from the system board and then remove the USB board cable 61 pin Figure 32 Remove the USB board cable 61 pin Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part USB board cable 61 pin Remove the USB board cable 62 pin and the USB board cable bracket 2 After removing the system board module do the foll...

Page 52: ...made Golden Key U1 tool to start the computer and flash write the serial number SN machine type MT product name PN and UUID to the new system board The Golden Key U1 tool is prepared by running the U1 Update software on a FAT32 formatted USB thumb drive Go to http support lenovo com us en solutions HT506954 for detailed instructions on how to create and use a Golden Key U1 tool Remove the pen hold...

Page 53: ...up to look up the Lenovo part number of the following replacement part Pen holder Remove the fingerprint board Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the battery pack on page 29 Remove the system board mylar on page 30 Remove the solid state drive SSD on page 30 Remove the Wi Fi card mylar on page 31 Remove the fingerprint board cable on page...

Page 54: ... screws M1 6 x L1 7 1 Step 2 Remove the fingerprint board Figure 37 Remove the fingerprint board Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Fingerprint board Remove the LCD module Make sure the following FRUs CRUs have been removed Remove the lower case on page 28 Remove the system board mylar on page 30 Remove the heat sink on pa...

Page 55: ...m board Step 2 Disconnect the cable from the system board and release the cable from the cable guide Figure 39 Disconnect the two cables and release the cable from the cable guide Step 3 Rotate the LCD module to an angle of more than 90 degrees and place the computer on a flat surface as shown Remove six screws and then remove the LCD module Note The LCD module is an FRU not disassemble it Chapter...

Page 56: ...t seven seconds to turn off the computer Press Fn left Ctrl and the power button at the same time If the computer displays five solid colors in sequence across the entire screen it indicates that the LCD functions normally The test lasts for about 20 seconds and then exits automatically You also can press the power button to exit the test Remove the upper case with keyboard Make sure the following...

Page 57: ...akers on page 38 Remove the touchpad mylar on page 39 Remove the touchpad cable on page 39 Remove the touchpad on page 40 Remove the brackets on page 42 Remove the system board on page 42 Remove the pen holder on page 46 Remove the fingerprint board on page 47 Remove the LCD module on page 48 Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement ...

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Page 59: ...s a Print label online 17 mm x 26 1 mm b GML label 16 mm x 22 5 mm c Print label online 33 mm x 13 5 mm d Adapter label 65 mm x 20 mm e WL BT label US CA TW 32 mm x 10 mm Israel 32 mm x 10 mm Argentina 68 mm x 6 mm South Africa 20 mm x 10 mm f Country label TW vision warning label 70 mm x 10 mm g Malaysia label 8 mm x 8 mm h KCC label print online 43 mm x 24 mm I Vietnam MEPS label 10 mm x 9 mm j ...

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Page 61: ...Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo All other trademarks are the property of their respective owners 2021 Lenovo ...

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