ThinkPad T480s Hardware Maintenance Manual Download Page 72

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2. Insert the keyboard into the keyboard bezel as shown. Ensure that the front edge of the keyboard (the

edge that is close to the display) is under the keyboard bezel.

3. Slide the keyboard in the direction as shown by the arrows. Ensure that the latches are secured under

the keyboard frame.

T480s Hardware Maintenance Manual

Summary of Contents for T480s

Page 1: ...T480s Hardware Maintenance Manual...

Page 2: ...r Appendix A Notices on page 101 First Edition January 2018 Copyright Lenovo 2018 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant to a General Services Administration GS...

Page 3: ...ions 31 Recovering your operating system if Windows 10 fails to start 31 Creating and using a recovery USB drive 32 Passwords 32 Power on password 33 Hard disk password 33 Supervisor password 33 How t...

Page 4: ...e 80 1160 Hall sensor and hall sensor cable 81 1170 Trackpad cable and trackpad 82 1180 NFC cable and NFC module 84 1190 System board 85 1200 dc in cable and power button card 88 1210 LCD unit 89 1220...

Page 5: ...shoot problems Important This manual is intended only for trained service technicians who are familiar with ThinkPad products Use this manual along with the advanced diagnostic tests to troubleshoot p...

Page 6: ...iv T480s Hardware Maintenance Manual...

Page 7: ...toolcase away from walk areas so that other people will not trip over it Do not wear loose clothing that can be trapped in the moving parts of a machine Make sure that your sleeves are fastened or ro...

Page 8: ...afety sections of maintenance information Use extreme care when measuring high voltages Regularly inspect and maintain your electrical hand tools for safe operational condition Do not use worn or brok...

Page 9: ...pinched cables 9 Check that the power supply cover fasteners screws or rivets have not been removed or tampered with Handling devices that are sensitive to electrostatic discharge Any computer part co...

Page 10: ...s 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 m...

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

Page 12: ...6 T480s Hardware Maintenance Manual...

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

Page 14: ...PERIGO PERIGO PERIGO PERIGO PERIGO 8 T480s Hardware Maintenance Manual...

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

Page 16: ...DANGER DANGER DANGER DANGER VORSICHT 10 T480s Hardware Maintenance Manual...

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

Page 18: ...VORSICHT VORSICHT VORSICHT 12 T480s 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: ...to the system board before completing the service action To download software fixes drivers and UEFI BIOS go to https support lenovo com and follow the instructions on the screen Use the following st...

Page 28: ...to the customer The machine label and eSupport will load these products as the 4 character MT 4 character model and 2 character country code The model is CTO1 and the default country code is WW exampl...

Page 29: ...and does not contain specific model information To get the general FRU list for a product do the following 1 Go to https support lenovo com 2 Follow the instructions on the screen to select a product...

Page 30: ...24 T480s Hardware Maintenance Manual...

Page 31: ...ilures can occur for a variety of reasons that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors Consider replacing a FRU only when a proble...

Page 32: ...d products The use of non ThinkPad products prototype cards or modified options can lead to false indications of errors and invalid system responses 1 Identify the failing symptoms in as much detail a...

Page 33: ...go to Power system checkout on page 28 and check the power sources If an error code is displayed go to Symptom to FRU index on page 35 for error code descriptions and troubleshooting hints 2 When the...

Page 34: ...nctional do the following 1 Turn off the computer 2 Connect the ac power adapter 3 Turn on the computer If the computer can be turned on it means that either the battery pack or the ac power adapter i...

Page 35: ...tery power remaining and how long you can use your computer before you must charge the battery To check whether the battery charges properly during operation do the following 1 Discharge the battery u...

Page 36: ...30 T480s Hardware Maintenance Manual...

Page 37: ...then click Settings Update Security Recovery 2 In the Reset this PC section click Get started 3 Follow the instructions on the screen to reset your computer Using advanced startup options The advance...

Page 38: ...t you want to keep To create a recovery USB drive do the following Note Ensure that your computer is connected to ac power during the following process 1 Connect a proper USB drive at least 16 GB of s...

Page 39: ...technicians provide any services to reset either the user or the master hard disk password or to recover data from the solid state drive The solid state drive can be replaced for a scheduled fee For h...

Page 40: ...d disk password Attention If User only mode is selected and the user hard disk password has been forgotten and cannot be made available to the service technician neither Lenovo nor Lenovo authorized s...

Page 41: ...uses the system to go into hibernation mode perform that action Closing the lid Pressing the power button Also the computer goes into hibernation mode automatically after a period of inactivity specif...

Page 42: ...EPROM is failed Replace the system board 0188 Invalid RFID Serialization Information Area Replace the system board 0189 Invalid RFID configuration information area The EEPROM checksum is not correct R...

Page 43: ...the system board 2200 Machine Type and Serial Number are invalid Have the computer serviced 2201 Machine UUID is invalid Replace the system board Error messages Table 2 Error messages Symptom or erro...

Page 44: ...serted 1 Remove all power resources the ac power adapter removable battery and coin cell battery If your computer has a built in battery reset the computer by inserting a straightened paper clip into...

Page 45: ...nt The TFT LCD for the notebook computer contains many thin film transistors TFTs The presence of a small number of dots that are missing discolored or always lighted is characteristic of TFT LCD tech...

Page 46: ...ems If the diagnostic tests did not identify the adapter or device that has failed if wrong devices are installed or if the system simply is not operating follow these procedures to isolate the failin...

Page 47: ...key function between the standard F1 F12 function and the special function printed as an icon on each key When the Fn Lock indicator is off you can use the default function You can change the default...

Page 48: ...d backlight press Fn Spacebar to switch between the different keyboard backlight status Fn B This key combination has the same function as the Break key on a conventional external keyboard Fn P This k...

Page 49: ...and indicators This topic introduces the locations of the computer controls connectors and indicators Front view 1 Infrared camera available on some models 2 Conventional camera available on models w...

Page 50: ...ck 12 Screen multi touch screen on some models Right side view 1 Smart card slot available on some models 2 USB 3 1 connector Gen 1 3 Fan louvers 4 Security lock slot Left side view 1 USB C connector...

Page 51: ...Rear view 1 Nano SIM card tray Status indicators This topic provides information about locating and identifying the various status indicators on your computer Note Depending on the model your computer...

Page 52: ...status of your computer Blinks for three times The computer is initially connected to power On The computer is on in normal mode Off The computer is off or in hibernation mode Blinks rapidly The compu...

Page 53: ...e from Lenovo at any time upon request You can find a list of CRUs for your product in this Hardware Maintenance Manual An electronic version of this manual can be found at https support lenovo com Yo...

Page 54: ...Major FRUs 48 T480s Hardware Maintenance Manual...

Page 55: ...ry No No 14 Coin cell battery No No 15 Thermal fan assembly No No 16 USB subcard cable No No 17 USB subcard No No 18 Speaker assembly No No 19 Base cover assembly Yes No 20 Smart card reader and finge...

Page 56: ...o restore the Microsoft Windows operating system It might not come with the computer and a user might order it from https pcsupport lenovo com lenovorecovery though additional shipping and handling fe...

Page 57: ...ervice CRU Optional service CRU 1 LCD bezel cover No No 2 LCD bezel No No 3 Infrared camera card available on some models No No 4 LCD panel No No 5 Hinge kit No No 6 LED camera cable assembly No No 7...

Page 58: ...L2 2 black 4 Screw M2 x L2 black 4 Spec No No Mechanical miscellaneous kit Microphone rubber Docking station connector bracket Trackpad mylar Smart card reader mylar Ethernet extension connector Gen 2...

Page 59: ...hermal fan assembly cable The thermal fan assembly comes with the cable Connect the cable to this connector 4 Memory module slot internal No Insert the memory module into this slot 5 Wireless LAN card...

Page 60: ...internal SD card reader audio subcard cable Connect one end to the SD card reader audio subcard and the other end to this connector 17 NFC connector internal NFC cable Connect one end to the NFC modu...

Page 61: ...io subcard connectors Table 11 SD card reader audio subcard No Connector feature Internal cable required Cable connection 1 Audio connector external No Connect headphones or a headset with 3 5 mm 0 14...

Page 62: ...onnect the end a of the cable to the smart card reader fingerprint reader connector on the system board end b to the fingerprint reader module and end c to this connector Looking up FRU information Fo...

Page 63: ...o return the defective part that is replaced by the CRU When return is required 1 return instructions a prepaid shipping label and a container will be included with the replacement CRU and 2 you might...

Page 64: ...number of the system unit on the bottom of the computer try the following method to get the number Note Before you perform the operation ensure that the UEFI Legacy setting within the Startup menu in...

Page 65: ...e 2 under Enter the action desired then press Enter The Auto UUID generation utility interface is displayed 6 Type y under Change UUID OK Y N then press Enter A new UUID is created and written If a va...

Page 66: ...ECA rework number from EEPROM and follow the instructions on the screen To write the box build date select 4 Write box build date from EEPROM and follow the instruction on the screen If the system boa...

Page 67: ...full details General guidelines When removing or replacing a FRU be sure to observe the following general guidelines 1 Do not try to service any computer unless you have been trained and certified An...

Page 68: ...Yes 5 Clear the Turn on fast startup check box and then click Save changes To disable the built in battery do the following 1 Restart your computer When the logo screen is displayed immediately press...

Page 69: ...he TrackPoint buttons and the trackpad 1 Slightly pivot the tool downward 2 to release the left and right TrackPoint buttons Then remove the two TrackPoint buttons 3 Note If the keyboard must be remov...

Page 70: ...ol in the direction as shown to release the keyboard 6 Push the keyboard in the direction as shown by arrows 7 to release the latches from the keyboard bezel 5 Pivot the keyboard slightly upward as sh...

Page 71: ...the keyboard on the palm rest as shown and detach the connectors Then remove the keyboard When installing 1 Attach the connectors and turn the keyboard over as shown Chapter 8 Removing or replacing a...

Page 72: ...that the front edge of the keyboard the edge that is close to the display is under the keyboard bezel 3 Slide the keyboard in the direction as shown by the arrows Ensure that the latches are secured...

Page 73: ...ew keyboard package Install the TrackPoint buttons as shown 6 Connect the ac power adapter and all cables to the computer 1020 Base cover assembly Removal steps of the base cover assembly Loosen the s...

Page 74: ...of each label 1 Asset tag 2 GEO label for models made in China or Brazil ANATEL WLAN Bluetooth label 3 GEO label for models manufactured in Yonezawa or assembled in Mexico 4 Country label 5 IMEI labe...

Page 75: ...rd Step Screw quantity Color Torque 2 M2 2 2 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgf cm When installing Plug the gray cable into the connector labeled MAIN or 2 on the card and plug the bl...

Page 76: ...1 Black 0 181 Nm 1 85 kgf cm When installing Plug the orange cable into the connector labeled MAIN on the card and plug the blue cable into the connector labeled AUX on the card 1050 M 2 solid state...

Page 77: ...ntity Color Torque 1 M2 2 2 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgf cm 1060 Memory module For access remove this FRU 1020 Base cover assembly on page 67 Removal steps of the memory module...

Page 78: ...ctor drop down door Step Screw quantity Color Torque 1 M2 4 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgf cm When installing Ensure that the bracket removed in step 2 is mounted above the Ethern...

Page 79: ...ttached firmly Do not touch the areas marked a and b in the following illustrations 1090 USB subcard assembly For access remove these FRUs in order 1020 Base cover assembly on page 67 1080 Thermal fan...

Page 80: ...Color Torque 6 M2 2 7 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgf cm When installing Ensure that the connector is attached firmly 1100 Built in battery For access remove this FRU 1020 Base co...

Page 81: ...y exception to this is if the battery is physically damaged or a customer is reporting a possible safety issue If no diagnostic program is installed on the computer the customer should download and in...

Page 82: ...zed battery specified for your computer Any other battery could ignite or explode Removal steps of the coin cell battery When installing Ensure that the coin cell battery connector is attached firmly...

Page 83: ...installing Ensure that the connector is attached firmly Ensure that the cables are routed as shown 1130 Smart card reader assembly or dummy smart card reader For access remove these FRUs in order 102...

Page 84: ...smart card reader assembly Step Screw quantity Color Torque 4 M2 2 2 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgf cm When installing Ensure that the connector is attached firmly 78 T480s Hardwa...

Page 85: ...2 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgf cm 1140 SD card reader and audio subcard assembly For access remove these FRUs in order 1020 Base cover assembly on page 67 1100 Built in battery...

Page 86: ...mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgf cm When installing Ensure that the connector is attached firmly 1150 Fingerprint reader and smart card reader cable For access remove these FRUs 10...

Page 87: ...ngerprint reader and smart card reader cable 1160 Hall sensor and hall sensor cable For access remove these FRUs 1020 Base cover assembly on page 67 1100 Built in battery on page 74 Chapter 8 Removing...

Page 88: ...2 7 mm flat head nylon coated 1 Silver 0 181 Nm 1 85 kgf cm When installing Ensure that the connectors are attached firmly 1170 Trackpad cable and trackpad For access remove these FRUs 1020 Base cove...

Page 89: ...Removal steps of the trackpad cable Chapter 8 Removing or replacing a FRU 83...

Page 90: ...tity Color Torque 3 M2 2 mm flat head nylon coated 4 Bronze 0 181 Nm 1 85 kgf cm 1180 NFC cable and NFC module For access remove these FRUs 1020 Base cover assembly on page 67 1100 Built in battery on...

Page 91: ...system board When handling the system board read the following The system board has an accelerometer which can be broken when several thousands of G forces are applied Note Dropping a system board fr...

Page 92: ...63 Note The keyboard removal tool product part number 01LX856 is needed for removing the keyboard You can purchase it as a separate FRU at https support lenovo com partslookup 1020 Base cover assembl...

Page 93: ...Removal steps of the system board Step Screw quantity Color Torque 20 M2 4 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgf cm Chapter 8 Removing or replacing a FRU 87...

Page 94: ...e keyboard removal tool product part number 01LX856 is needed for removing the keyboard You can purchase it as a separate FRU at https support lenovo com partslookup 1020 Base cover assembly on page 6...

Page 95: ...quantity Color Torque 4 M2 2 7 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgf cm When installing Ensure that the connectors are attached firmly 1210 LCD unit For access remove this FRU 1020 Base...

Page 96: ...Removal steps of the LCD unit When installing Ensure that the connectors are attached firmly 90 T480s Hardware Maintenance Manual...

Page 97: ...Step Screw quantity Color Torque 9 M 2 5 4 5 mm flat head nylon coated 6 Silver 0 294 Nm 3 0 kgf cm Chapter 8 Removing or replacing a FRU 91...

Page 98: ...ss LAN card on page 69 1040 Wireless WAN card on page 69 1050 M 2 solid state drive on page 70 1060 Memory module on page 71 1070 Ethernet connector drop down door on page 72 1080 Thermal fan assembly...

Page 99: ...steps of the LCD bezel cover and LCD bezel When installing Ensure that all the latches are attached firmly Ensure that a new LCD bezel is used Install a new LCD bezel whenever the old one is removed...

Page 100: ...Color Torque 1 M2 2 2 mm flat head nylon coated 4 Black 0 181 Nm 1 85 kgf cm 3 4 5 When installing Ensure that the LCD connector is attached firmly 2030 Hinge kit For access remove these FRUs in order...

Page 101: ...m 3 0 kgf cm 2040 ThinkShutter camera card and LED camera cable for models with only conventional camera For access remove these FRUs 1020 Base cover assembly on page 67 1210 LCD unit on page 89 2010...

Page 102: ...Removal step of the camera card 96 T480s Hardware Maintenance Manual...

Page 103: ...ared camera For access remove these FRUs 1020 Base cover assembly on page 67 1210 LCD unit on page 89 2010 LCD bezel cover and LCD bezel on page 93 2020 LCD panel and LCD cable assembly on page 93 203...

Page 104: ...access remove these FRUs in order 1020 Base cover assembly on page 67 1210 LCD unit on page 89 2010 LCD bezel cover and LCD bezel on page 93 2020 LCD panel and LCD cable assembly on page 93 2030 Hing...

Page 105: ...Attention As you route the cables ensure that they are not subject to any tension Tension could cause the cables to be damaged by the cable guides or a wire to be broken Antenna locations d Chapter 8...

Page 106: ...FRUs in order 1020 Base cover assembly on page 67 1210 LCD unit on page 89 2010 LCD bezel cover and LCD bezel on page 93 2020 LCD panel and LCD cable assembly on page 93 2030 Hinge kit on page 94 204...

Page 107: ...publication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this document are not...

Page 108: ...vo logo ThinkPad ThinkPad logo TrackPoint Thunderbolt is a trademark of Intel Corporation or its subsidiaries in the U S and or other countries Microsoft Windows and Windows Server are trademarks of t...

Page 109: ...eable Unit CTO Configure To Order EAIA Enhanced Asset Information Area EEPROM Electrically Erasable Programmable Read Only Memory EFI Extensible Firmware Interface ESD Electrostatic discharge FRU Fiel...

Page 110: ...104 T480s Hardware Maintenance Manual...

Page 111: ......

Page 112: ...Part Number SP40Q51782 Printed in 1P P N SP40Q51782 1PSP40Q51782...

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