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Remove the solid-state drive

Make sure the following FRU (or CRU) have been removed.

“Remove the lower case” on page 26

“Remove the battery pack” on page 27

Step 1. Remove one screw.

Figure 17. Remove one screw

Screw specifications

Number of screw

M2 x L2 x D4.5 x T0.8

1

Step 2. Pull the solid-state drive out of the slot.

Figure 18. Pull the solid-state drive out of the slot

.

Removing a FRU or CRU

35

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Содержание Yoga C740 Series

Страница 1: ...Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 2: ...First Edition August 2019 Copyright Lenovo 2019 ...

Страница 3: ...cate FRU and CRU 23 Chapter 4 Removing a FRU or CRU 25 Service tools 25 General guidelines 25 Remove the lower case 26 Remove the battery pack 27 Remove the RTC battery 28 Remove the thermal module 29 Remove the I O board with cable 31 Remove the WLAN card 33 Remove the solid state drive 35 Remove the system board 36 Remove the speakers 38 Remove the audio board 39 Remove the upper case with keybo...

Страница 4: ...ii Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 5: ...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 Note The actual product might be slightly different from the illustrations provided in this manual The product used for illustrations is Lenovo Yoga C740 15IML Copyright Lenovo 2019 iii ...

Страница 6: ...iv Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 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...

Страница 8: ...possible hazards in your work area Examples of these hazards are wet 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 are rem...

Страница 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...

Страница 10: ...ctrical 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 Lenovo Yoga C740 series Hardware Maintenance Manual ...

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

Страница 12: ...6 Lenovo Yoga C740 series Hardware Maintenance Manual ...

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

Страница 14: ...PERIGO PERIGO PERIGO PERIGO PERIGO 8 Lenovo Yoga C740 series Hardware Maintenance Manual ...

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

Страница 16: ...DANGER DANGER DANGER DANGER VORSICHT 10 Lenovo Yoga C740 series Hardware Maintenance Manual ...

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

Страница 18: ...VORSICHT VORSICHT VORSICHT 12 Lenovo Yoga C740 series Hardware Maintenance Manual ...

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

Страница 20: ...14 Lenovo Yoga C740 series Hardware Maintenance Manual ...

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

Страница 22: ...16 Lenovo Yoga C740 series Hardware Maintenance Manual ...

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

Страница 24: ...18 Lenovo Yoga C740 series Hardware Maintenance Manual ...

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

Страница 26: ...20 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 27: ...nge 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 Failing FRU name and part number 8 Machine type model number and serial number 9 C...

Страница 28: ... 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 Lenovo Yoga C740 14IML Machine type 81TC CRU Type ac power adapter self service power cord self service Table 2 Model Leno...

Страница 29: ...cate FRU and CRU The exploded illustrations help Lenovo service technicians identify FRU or CRU that they may need to replace when servicing a customer s computer Figure 1 Lenovo Yoga C740 15IML exploded view Copyright Lenovo 2019 23 ...

Страница 30: ...D cover 10 Upper case 11 System board 12 RTC battery 13 I O board with cable 14 Thermal module 15 Speakers 16 Battery pack 17 Lower case 18 SSD AL foil mylar 19 SSD 20 Audio board with cable for Lenovo Yoga C740 15IML only 21 WLAN card 22 Hinge cap rubber L 23 Removable tape L 24 MIC FFC 25 MIC board L 26 Camera 24 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 31: ...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 a FRU ensure that you observe the following general guidelines 1 Do not t...

Страница 32: ...ving any FRU or CRU shut down the computer and unplug all power 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 electri...

Страница 33: ...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 FRU or CRU has been removed Remove the lower case on page 26 Step 1 Disconnect the cable from the system board and remove five screws Attention Do not pull the cable Use your fingernail to disconnect the cable Chapter 4 Removing a FRU or CRU 27 ...

Страница 34: ... Step 2 Remove the battery pack Figure 5 Remove the battery pack Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Battery pack Remove the RTC battery Make sure the following FRU or CRU have been removed 28 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 35: ...move the RTC battery Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part RTC battery Remove the thermal module Make sure the following FRU or CRU have been removed Remove the lower case on page 26 Remove the battery pack on page 27 Step 1 Disconnect the fan connectors from the I O board Chapter 4 Removing a FRU or CRU 29 ...

Страница 36: ...e fan connectors Step 2 Remove six screws Figure 8 Remove six screws Screw specifications Number of screws M2 0 x L3 5 x D4 5 x T0 5 6 Step 3 Remove the conductive tape 30 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 37: ...lenovo com partslookup to look up the Lenovo part number of the following replacement part Thermal module Remove the I O board with cable Make sure the following FRU or CRU have been removed Remove the lower case on page 26 Remove the battery pack on page 27 Remove the RTC battery on page 28 Chapter 4 Removing a FRU or CRU 31 ...

Страница 38: ...e I O board Figure 11 Disconnect the cables from the I O board Step 2 Remove two screws Figure 12 Remove two screws Screw specifications Number of screws M2 0 x L3 5 x D4 5 x T0 5 2 Step 3 Remove the I O board with cable 32 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 39: ... following replacement part I O board with cable Remove the WLAN card Make sure the following FRU or CRU have been removed Remove the lower case on page 26 Remove the battery pack on page 27 Step 1 Disconnect the wireless antennas from the WLAN card Figure 14 Disconnect the wireless antennas Chapter 4 Removing a FRU or CRU 33 ...

Страница 40: ...w M2 0 x L4 x D4 x T0 3 1 Step 3 Pull the WLAN card out of the slot Figure 16 Pull the WLAN card out of the slot Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part WLAN card 34 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 41: ...case on page 26 Remove the battery pack on page 27 Step 1 Remove one screw Figure 17 Remove one screw Screw specifications Number of screw M2 x L2 x D4 5 x T0 8 1 Step 2 Pull the solid state drive out of the slot Figure 18 Pull the solid state drive out of the slot Chapter 4 Removing a FRU or CRU 35 ...

Страница 42: ...the lower case on page 26 Remove the battery pack on page 27 Remove the RTC battery on page 28 Remove the thermal module on page 29 Remove the I O board with cable on page 31 Remove the WLAN card on page 33 Remove the solid state drive on page 35 Step 1 Disconnect cables connected to the system board Figure 19 Disconnect the cables Step 2 Remove seven screws 36 Lenovo Yoga C740 series Hardware Mai...

Страница 43: ...2 0 x L4 x D4 x T0 3 5 M2 x L2 x D4 5 x T0 8 2 Step 3 Remove the system board Figure 21 Remove the system board Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part System board Chapter 4 Removing a FRU or CRU 37 ...

Страница 44: ... Remove the battery pack on page 27 Step 1 Disconnect the speaker cable from the system board Figure 22 Disconnect the speaker cable Step 2 Remove four screws Figure 23 Remove four screws Screw specifications Number of screws M2 x L2 2 x D8 x T0 5 4 38 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 45: ...com partslookup to look up the Lenovo part numbers of the following replacement parts Speakers Remove the audio board Make sure the following FRU CRU have been removed Remove the lower case on page 26 Remove the battery pack on page 27 Step 1 Remove two screws Chapter 4 Removing a FRU or CRU 39 ...

Страница 46: ...he audio board Figure 26 Remove the audio board Go to https support lenovo com partslookup to look up the Lenovo part number of the following replacement part Audio board Remove the upper case with keyboard Make sure the following FRU CRU have been removed 40 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 47: ...ble on page 31 Remove the WLAN card on page 33 Remove the solid state drive on page 35 Remove the system board on page 36 Remove the speakers on page 38 Remove the audio board on page 39 Step 1 Remove four screws Figure 27 Remove four screws Screw specifications Number of screws M2 5 x L5 x D4 5 x T0 8 4 Step 2 Remove the upper case Chapter 4 Removing a FRU or CRU 41 ...

Страница 48: ...pack on page 27 Remove the RTC battery on page 28 Remove the thermal module on page 29 Remove the I O board with cable on page 31 Remove the WLAN card on page 33 Remove the solid state drive on page 35 Remove the system board on page 36 Remove the speakers on page 38 Remove the audio board on page 39 Remove the upper case with keyboard on page 40 Step 1 Unlock the hooks from the right side to the ...

Страница 49: ...Figure 29 Remove the strip cover Step 2 Pull out the adhesive tapes Figure 30 Pull out the adhesive tapes Step 3 Remove four screws Chapter 4 Removing a FRU or CRU 43 ...

Страница 50: ... Number of screws M1 6 x L2 5 x D2 5 x T0 5 4 Step 4 Turn the LCD panel so that the rear side of LCD panel is facing up Figure 32 Turn the LCD panel Step 5 Disconnect the cables from the LCD panel 44 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 51: ... page 26 Remove the battery pack on page 27 Remove the RTC battery on page 28 Remove the thermal module on page 29 Remove the I O board with cable on page 31 Remove the WLAN card on page 33 Remove the solid state drive on page 35 Remove the system board on page 36 Remove the speakers on page 38 Remove the audio board on page 39 Remove the upper case with keyboard on page 40 Step 1 Disconnect the c...

Страница 52: ...ort lenovo com partslookup to look up the Lenovo part numbers of the following replacement parts Camera and MIC board Remove the hinges Make sure the following FRU CRU have been removed Remove the lower case on page 26 Remove the battery pack on page 27 Remove the RTC battery on page 28 46 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 53: ...ive on page 35 Remove the system board on page 36 Remove the speakers on page 38 Remove the audio board on page 39 Remove the upper case with keyboard on page 40 Step 1 Remove six screws Figure 36 Remove six screws Screw specifications Number of screws M2 5 x L3 5 x D5 3 x T0 5 6 Step 2 Remove the hinges Chapter 4 Removing a FRU or CRU 47 ...

Страница 54: ... Remove the RTC battery on page 28 Remove the thermal module on page 29 Remove the I O board with cable on page 31 Remove the WLAN card on page 33 Remove the solid state drive on page 35 Remove the system board on page 36 Remove the speakers on page 38 Remove the audio board on page 39 Remove the upper case with keyboard on page 40 Remove the camera and MIC board on page 45 Remove the hinges on pa...

Страница 55: ...igure 38 Remove the EDP cable and FFC Go to https support lenovo com partslookup to look up the Lenovo part numbers of the following replacement parts EDP cable and FFC Chapter 4 Removing a FRU or CRU 49 ...

Страница 56: ...50 Lenovo Yoga C740 series Hardware Maintenance Manual ...

Страница 57: ...Trademarks LENOVO and the LENOVO logo are trademarks of Lenovo All other trademarks are the property of their respective owners 2019 Lenovo ...

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