This guide addresses only those items. You should use good judgment to identify potential safety hazards due to attachment of non-Lenovo features or options not covered by this inspection guide.
4. Check for cracked or bulging batteries. 5. Remove the cover. 6. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any non-Lenovo alterations. 7. Check inside the unit for any obvious unsafe conditions, such as metal filings, contamination, water or other liquids, or signs of fire or smoke damage.
Grounding requirements Electrical grounding of the computer is required for operator safety and correct system function. Proper grounding 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: •...
• 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) Type ac power adapter...
Chapter 4. Removing a FRU or CRU Service tools The following table lists tools for servicing Lenovo computers. Tools with a cross mark are needed for serving the product models as described by this publication. Prepare them before you service the product.
3. Follow the correct sequence in the steps for removing an FRU, as shown in the illustrations by the numbers in square callouts. 4. When removing an FRU, move it in the direction as shown by the arrow in the illustration. 5.
Pry up the latches and then remove the lower case. Figure 3. Pry up the latches and 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 FRU (or CRU) has been removed.
Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Battery pack Remove the system board mylar Make sure the following FRU (or CRU) has been removed. “Remove the lower case” on page 28 Step 1.
Step 3. Remove the SSD by pulling it away from the slot. Figure 7. Remove the SSD Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Solid-state drive (SSD) Remove the Wi-Fi card mylar Make sure the following FRU (or CRU) has been removed.
Figure 8. Remove the Wi-Fi card mylar Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Wi-Fi card mylar Remove the fingerprint board cable Make sure the following FRU (or CRU) has been removed.
Figure 10. Remove two screws and remove the Type C bracket Screw specifications Number of screws M2.0 x L3.5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Type C bracket Remove the heat sink Make sure the following FRUs (or CRUs) have been removed.
Screw specifications Number of screws M2.0 x L3.5 Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: Heat sink Remove the golden mylar Make sure the following FRUs (or CRUs) have been removed. “Remove the lower case” on page 28 “Remove the system board mylar”...
Figure 13. Remove the USB board mylar Go to https://support.lenovo.com/partslookup to look up the Lenovo part number of the following replacement part: USB board mylar Remove the USB board cable bracket 1 Make sure the following FRUs (or CRUs) have been removed.
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“Remove the battery pack” on page 29 “Remove the system board mylar” on page 30 “Remove the Type C bracket” on page 32 “Remove the heat sink” on page 33 “Remove the USB board mylar” on page 34 “Remove the fan” on page 37 “Remove the USB board cable bracket 1”...
Figure 17. Remove the USB board Screw specifications Number of screws M2.0 x L3.5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: USB board Remove the fan Make sure the following FRUs (or CRUs) have been removed.
Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Remove the speakers Make sure the following FRUs (CRUs) have been removed. “Remove the lower case” on page 28 “Remove the battery pack” on page 29 Step 1.
Figure 21. Remove four screws and remove the speakers Screw specifications Number of screws M1.6 x L1.7 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Speakers Remove the touchpad mylar Make sure the following FRUs (or CRUs) have been removed.
Detach the touchpad cable connectors and 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.
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Screw specifications Number of screws M1.6 x L1.7 Step 3. Remove the touchpad. Figure 27. Remove the touchpad Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Touchpad Chapter 4 Removing a FRU or CRU...
Screw specifications Number of screws M2.0 x L3.5 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”...
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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.
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Figure 30. Disconnect cables connected to the system board and disconnect the USB cables from 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)”...
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 to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: USB board cable (61 pin)
Detach the USB board cable connector and then remove the USB board cable (62 pin). Figure 34. Remove the USB board cable (62 pin) Go to to look up the Lenovo part numbers of the following https://support.lenovo.com/partslookup replacement parts: USB board cable (62 pin)
Figure 35. Remove one screw and remove the pen holder Screw specifications Number of screws M2.0 x L3.5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Pen holder Remove the fingerprint board Make sure the following FRUs (or CRUs) have been removed.
M1.6 x L1.7 Step 2. Remove the fingerprint board. Figure 37. Remove the fingerprint board Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Fingerprint board Remove the LCD module Make sure the following FRUs (CRUs) have been removed.
“Remove the golden mylar” on page 34 “Remove the USB board mylar” on page 34 Step 1. Peel off the tape and then disconnect the EDP cable from the system board. Figure 38. Peel off the tape and disconnect the EDP cable from the system board Step 2.
Figure 40. Remove the LCD module Screw specifications Number of screws M2.0 x L3.5 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: LCD module LCD Self Test When you turn on the computer and the LCD goes black, run LCD Self Test to help you determine whether the LCD functions normally.
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“Remove the pen holder” on page 46 “Remove the fingerprint board” on page 47 “Remove the LCD module” on page 48 Go to to look up the Lenovo part number of the following replacement https://support.lenovo.com/partslookup part: Upper case (with keyboard)