Lenovo IdeaPad 1 14ADA7 Hardware Maintenance Manual Download Page 5

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About this manual

This manual contains service and reference information for the following Lenovo products.

Model name

Machine type (MT)

IdeaPad 1 14ADA7

82R0

IdeaPad 1 14ADA7 Ua

IdeaPad 1 14ALC7

82R3

IdeaPad 1 14ALC7 1

IdeaPad 1 14ALC7 2

IdeaPad 14 ALC7

IdeaPad 1 14IAU7

82QC

IdeaPad 1 14IAU7 1

IdeaPad 1 14IAU7 2

IdeaPad 14 IAU7

IdeaPad 1 14IGL7

82V6

IdeaPad 1 14IGL7 1

IdeaPad 1 14IGL7 2

IdeaPad 1 14IJL7

82LV

IdeaPad 1 14IJL7 Ua

IdeaPad 1 15ADA7

82R1

IdeaPad 1 15ADA7 Ua

IdeaPad 1 15ALC7

82R4

IdeaPad 1 15ALC7 1

IdeaPad 1 15ALC7 2

IdeaPad 15 ALC7

IdeaPad 1 15IAU7

82QD

IdeaPad 1 15IAU7 1

IdeaPad 1 15IAU7 2

IdeaPad 15 IAU7

IdeaPad 1 15IGL7

82V7

IdeaPad 1 15IGL7 1

IdeaPad 1 15IGL7 2

IdeaPad 1 15IJL7

82LX

IdeaPad 1 15IJL7 Ua

Important:

• This manual is intended only for trained service technicians who are familiar with Lenovo products.

iii

Summary of Contents for IdeaPad 1 14ADA7

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

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

Page 3: ...Remove the 2242 solid state drive for selected models 33 Remove the 2280 solid state drive for selected models 34 Remove the speakers 35 Remove the coin cell battery 36 Remove the Wi Fi card 37 Remove the heat sink 38 Remove the fan 39 Remove the DC in cable 40 Remove the I O board 42 Remove the I O board without fingerprint board 43 Remove the fingerprint reader for selected models 45 Remove the ...

Page 4: ...ii IdeaPad Series 1 Hardware Maintenance Manual ...

Page 5: ...deaPad 1 14IGL7 82V6 IdeaPad 1 14IGL7 1 IdeaPad 1 14IGL7 2 IdeaPad 1 14IJL7 82LV IdeaPad 1 14IJL7 Ua IdeaPad 1 15ADA7 82R1 IdeaPad 1 15ADA7 Ua IdeaPad 1 15ALC7 82R4 IdeaPad 1 15ALC7 1 IdeaPad 1 15ALC7 2 IdeaPad 15 ALC7 IdeaPad 1 15IAU7 82QD IdeaPad 1 15IAU7 1 IdeaPad 1 15IAU7 2 IdeaPad 15 IAU7 IdeaPad 1 15IGL7 82V7 IdeaPad 1 15IGL7 1 IdeaPad 1 15IGL7 2 IdeaPad 1 15IJL7 82LX IdeaPad 1 15IJL7 Ua Imp...

Page 6: ... Before servicing a Lenovo product be sure to read all the information under Chapter 1 Safety information on page 1 iv IdeaPad Series 1 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: ...or 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 they ar...

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: ...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 IdeaPad Series 1 Hardware Maintenance Manual ...

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

Page 12: ...6 IdeaPad Series 1 Hardware Maintenance Manual ...

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

Page 14: ...PERIGO PERIGO PERIGO PERIGO PERIGO 8 IdeaPad Series 1 Hardware Maintenance Manual ...

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

Page 16: ...DANGER DANGER DANGER DANGER VORSICHT 10 IdeaPad Series 1 Hardware Maintenance Manual ...

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

Page 18: ...VORSICHT VORSICHT VORSICHT 12 IdeaPad Series 1 Hardware Maintenance Manual ...

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

Page 20: ...14 IdeaPad Series 1 Hardware Maintenance Manual ...

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

Page 22: ...16 IdeaPad Series 1 Hardware Maintenance Manual ...

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

Page 24: ...18 IdeaPad Series 1 Hardware Maintenance Manual ...

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

Page 26: ...20 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 27: ...hen you return a 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 7 ...

Page 28: ...mptoms 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 14 inch models Machine type 82R0 82R3 82QC and 82LV CRU Type ac power ...

Page 29: ...service technicians identify FRUs or CRUs that they may need to replace when servicing a customer s computer Figure 1 Exploded view Table 3 FRU CRU categories No FRU CRU category 1 Upper case 2 Heat sink 3 System fan 4 I O board 5 Fingerprint reader 6 Battery pack Copyright Lenovo 2021 23 ...

Page 30: ...d mylar 12 Wi Fi card 13 Memory 14 2242 solid state drive 15 2242 solid state drive bracket 16 2280 solid state drive 17 DC in cable 18 Screw kit For selected models Figure 2 LCD exploded view Table 4 FRU CRU categories No FRU CRU category 1 LCD cover 2 LCD bezel 24 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 31: ...Table 4 FRU CRU categories continued 3 LCD module 4 EDP cable 5 Hinges 6 Hinge cover 7 Microphone rubbers 8 Camera module 9 Removable tapes Chapter 3 Identifying FRUs 25 ...

Page 32: ...26 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 33: ...ectrical 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 a FRU ensure that you observe the following general guidelines 1 Do not ...

Page 34: ...er cords from electrical outlets Attention After replacing a 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...

Page 35: ...slookup to look up the Lenovo part numbers of the following replacement part Lower case Remove the battery pack Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Attention Use your fingernail to pull the connector to unplug it Do not pull the cable Chapter 4 Removing a FRU or CRU 29 ...

Page 36: ...le for 14 inch models Figure 6 Disconnect the battery pack cable for 15 inch models Step 2 Remove five screws for 14 inch models or six screws for 15 inch models and then remove the battery pack 30 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 37: ...r of screws M2 x L4 5 Figure 8 Remove six screws and the battery pack for 15 inch models Screw specifications Number of screws M2 x L4 6 Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part Battery pack Chapter 4 Removing a FRU or CRU 31 ...

Page 38: ... cable from the system board Then remove one screw and the 2242 solid state drive bracket Attention Use your fingernail to pull the connector to unplug it Do not pull the cable Figure 9 Disconnect the battery pack cable Step 2 Open the latches and remove the memory Figure 10 Remove the memory 32 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 39: ...ge 28 Step 1 Disconnect the battery pack cable from the system board Then remove tow screw and the 2242 solid state drive bracket Attention Use your fingernail to pull the connector to unplug it Do not pull the cable Figure 11 Disconnect cables and remove screws and 2242 solid state drive bracket Screw specifications Number of screws M2 x L2 5 2 Step 2 Remove the 2242 solid state drive by pulling ...

Page 40: ...2242 solid state drive Remove the 2280 solid state drive for selected models Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Then remove one screw Figure 13 Disconnect the cable of the 2280 solid state drive 34 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 41: ...ve Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part 2280 solid state drive Remove the speakers Make sure the following FRUs CRUs have been removed Remove the lower case on page 28 Step 1 Disconnect the battery pack cable and the speaker connector from the system board Chapter 4 Removing a FRU or CRU 35 ...

Page 42: ...support lenovo com partslookup to look up the Lenovo part numbers of the following replacement parts Speaker Remove the coin cell battery Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the I O board on page 42 36 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 43: ...o to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part Coin cell battery Remove the Wi Fi card Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Step 1 Disconnect the battery pack cable and the Wi Fi card cable from the system board Figure 18 Disconnect cables Chapter 4 Removing a FRU or CRU 37 ...

Page 44: ... look up the Lenovo part numbers of the following replacement part Wi Fi card Remove the heat sink Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Step 1 Disconnect the battery pack cable from the system board Attention Use your fingernail to pull the connector to unplug it Do not pull the cable 38 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 45: ... sink Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part Heat sink Remove the fan Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Step 1 Disconnect the battery pack cable and the fan cable from the system board Chapter 4 Removing a FRU or CRU 39 ...

Page 46: ...s and the fan Screw specifications Number of screws M2 x L4 2 Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement parts Fan Remove the DC in cable Make sure the following FRUs or CRUs have been removed 40 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 47: ...t hinge Figure 24 Disconnect cables Screw specifications Number of screws M2 x L4 1 M2 5 x L4 5 2 Step 2 Disconnect the DC in connector and remove the DC in cable Figure 25 Disconnect and remove the DC in cable Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement parts Chapter 4 Removing a FRU or CRU 41 ...

Page 48: ...nnect the battery pack cable the I O board cable and fingerprint board cable from the system board Then remove four screws Figure 26 Disconnect cables and remove four screws Screw specifications Number of screws M2 x L4 1 M2 5 x L4 5 3 Step 2 Open the left hinge and remove the I O board 42 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 49: ...umbers of the following replacement parts I O board Remove the I O board without fingerprint board Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Step 1 Disconnect the battery pack cable and I O board cable from the system board Then remove four screws Chapter 4 Removing a FRU or CRU 43 ...

Page 50: ...L4 1 M2 5 x L4 5 3 Step 2 Open the left hinge and remove the I O board Figure 29 Open the left hinge and remove the I O board Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part I O board 44 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 51: ...er case on page 28 Remove the I O board on page 42 Remove the I O board without fingerprint board on page 43 Step 1 Remove the fingerprint reader Figure 30 Disconnect cables and remove four screws Step 2 Remove the fingerprint reader cable from the reader Figure 31 Remove the I O board Chapter 4 Removing a FRU or CRU 45 ...

Page 52: ... models on page 33 Remove the 2280 solid state drive for selected models on page 34 Remove the Wi Fi card on page 37 Remove the heat sink on page 38 Remove the fan on page 39 Step 1 Disconnect the CMOS battery connector keyboard light cable connector speaker connector touchpad cable connector I O board cable connector dc in cable connector from the system board Figure 32 Disconnect cables Step 2 R...

Page 53: ...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 Goldern Key U1 tool Remove the upper case Make sure th...

Page 54: ...2 x L4 1 M2 5 x L4 5 5 Step 2 Rotate the upper case to a degree less than 90º and remove the upper case Figure 35 Remove the upper case Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part Upper case 48 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 55: ...LCD bezel Figure 36 Remove the LCD bezel Screw specifications Number of screws M2 x L4 2 Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part LCD bezel Remove the hinge cover Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the upper case on page 47 Step 1 Remove the hinge cover Chapter 4 Remov...

Page 56: ...ement part Hinge cover Remove the LCD module Make sure the following FRUs CRUs have been removed Remove the lower case on page 28 Remove the upper case on page 47 Remove the hinge cover on page 49 Remove the LCD bezel on page 49 Step 1 Pull out two removable tapes and lift the LCD module 50 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 57: ...e the LCD module Figure 39 Rotate the LCD module and remove six screws Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part LCD module Remove the hinges Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the upper case on page 47 Chapter 4 Removing a FRU or CRU 51 ...

Page 58: ...ight screws Screw specifications Number of screws M2 5 x L4 5 8 Step 2 Remove the hinges Figure 41 Remove the hinges Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part Hinge 52 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 59: ...igure 42 Disconnect cables and remove four screws Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part Microphone rubber Remove the EDP cable Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the upper case on page 47 Remove the hinge cover on page 49 Remove the LCD bezel on page 49 Remove the L...

Page 60: ... lenovo com partslookup to look up the Lenovo part numbers of the following replacement part EDP cable Remove the camera module Make sure the following FRUs or CRUs have been removed Remove the lower case on page 28 Remove the upper case on page 47 Remove the hinge cover on page 49 54 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 61: ... on page 53 Step 1 Disconnect the camera connector and remove the camera Figure 45 Disconnect the camera connector and remove the camera Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement part Camera module Chapter 4 Removing a FRU or CRU 55 ...

Page 62: ...56 IdeaPad Series 1 Hardware Maintenance Manual ...

Page 63: ...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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