Lenovo ThinkPad P50, Hardware Maintenance Manual

Page 1: ...ThinkPad P50 Hardware Maintenance Manual ...

Page 2: ...nder Appendix A Notices on page 113 Second Edition March 2016 Copyright Lenovo 2015 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 ...

Page 3: ...for the Windows 10 operating system 30 Resetting your computer 30 Using advanced startup options 30 Recovering your operating system if Windows 10 fails to start 31 Creating and using a recovery USB drive 31 Passwords 32 Power on password 32 Hard disk password 32 Supervisor password 32 How to remove the power on password 32 How to remove the hard disk password 33 Power management 33 Screen blank m...

Page 4: ... 1150 Smart card reader smart card reader cable or dummy smart card 90 1160 Speaker assembly and speaker rubber 92 1170 Thermal fan assembly 93 1180 System board 94 1190 Base cover assembly 97 Removing an LCD FRU for non touch models 98 2010 LCD bezel assembly 98 2020 Bezel support rubber 99 2030 LCD panel hinge assembly and LCD cable 100 2040 LED camera cable assembly 102 2050 Antenna kit and LCD...

Page 5: ...leshoot 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 problems effectively Before servicing a ThinkPad product be sure to read all the information under Chapter 1 Safety information on page 1 and Chapter 2 Important service information on page 19 Copyri...

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Page 7: ...r 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 rolled up above your elbows If your hair is long fasten it Insert the ends of your necktie or scarf inside clothing or fasten it with a nonconductive clip about 8 centimeters 3 inches from the end Do n...

Page 8: ...ty 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 broken tools and testers Never assume that power has been disconnected from a circuit First check that it has been powered off Always look carefully for possible hazards in your work area Examples of these h...

Page 9: ...or 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 containing transistors or integrated circuits ICs should be considered sensitive to electrostatic discharge ESD ESD damage can occur when there is a difference in charge between objects Protect again...

Page 10: ...lectrical 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 English Arabic Brazilian Portuguese French German Hebrew Japanese Korean Spanish Traditional Chinese DA...

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

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

Page 14: ...PERIGO PERIGO PERIGO PERIGO DANGER 8 ThinkPad P50 Hardware Maintenance Manual ...

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

Page 16: ...DANGER VORSICHT VORSICHT VORSICHT VORSICHT 10 ThinkPad P50 Hardware Maintenance Manual ...

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

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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: ... before completing the service action To download software fixes drivers and UEFI BIOS go to http www lenovo com ThinkPadDrivers and follow the instructions on the screen Use the following strategy to prevent unnecessary expense for replacing and servicing FRUs If you are instructed to replace a FRU but the replacement does not correct the problem reinstall the original FRU before you continue Som...

Page 26: ...tomer 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 example 20AACTO1WW Special bid model This is a unique configuration that has been negotiated between Lenovo and the customer A unique MTM consists of a 4 character MT a 4 character model and a numeric 2 character cou...

Page 27: ... and does not contain specific model information To get the general FRU list for a product do the following 1 Go to http www lenovo com support 2 Follow the instructions on the screen to select a product 3 Click Products Parts tab 4 Select System Service Parts to view a general FRU list Chapter 2 Important service information 21 ...

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Page 29: ...e failures 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 problem recurs If you suspect that a FRU is defective clear the error log and run the test again If the error does not recur do not replace the FRU Be careful not to replace a nondefective FRU What to d...

Page 30: ...ems with the ThinkPad notebook computers Note The diagnostic tests are intended to test only ThinkPad 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 as possible 2 Verify the symptoms Try to re create the failure by running the diagnostic test or by r...

Page 31: ...c program you can download a bootable diagnostic program from the Lenovo Support Web site The bootable diagnostic programs enable you to test computer memory and internal storage devices view system information and check and recover the internal storage devices To use the bootable diagnostic programs you can create a bootable diagnostic medium on a USB device or CD To create a bootable diagnostic ...

Page 32: ...ect the ac power adapter and turn on the computer If the computer can be turned on it means that the battery pack is functional If you suspect a power problem see the appropriate one of the following power supply checkouts Checking the ac power adapter on page 26 Checking the operational charging on page 27 Checking the coin cell battery on page 27 Checking the ac power adapter You are here becaus...

Page 33: ... battery pack 4 Check the battery status icon again If the same error still exists replace the system board Checking the battery pack To check the battery pack do the following 1 Turn off the computer and disconnect the ac power adapter 2 Remove the battery pack and measure the voltage between battery terminals 1 and 7 The correct voltage are shown in the following table Terminal Voltage V dc 1 0 ...

Page 34: ...e of the coin cell battery See the following illustration Wire Voltage V dc Red 2 5 to 3 2 Black Ground If the voltage is correct replace the system board If the voltage is not correct replace the coin cell battery If the coin cell battery discharges quickly after replacement replace the system board 28 ThinkPad P50 Hardware Maintenance Manual ...

Page 35: ...y process Applications and Drivers Recovery Disc one or more discs This disc restores the preinstalled applications and drivers on the computer Supplemental Recovery Disc This disc contains additional content such as updates to the software that was preinstalled on the computer Not all recovery disc sets come with a Supplemental Recovery Disc Notes You must have a DVD drive to use the recovery dis...

Page 36: ...the ThinkPad Setup program Note After restoring a drive to the factory default settings you might need to reinstall some device drivers Recovery overview for the Windows 10 operating system The Windows recovery programs enable you to reset your computer or use advanced startup options It is recommended that you create a recovery USB drive as early as possible Store the recovery USB drive as a back...

Page 37: ...t least 16 GB of storage The actual USB capacity that is required depends on the size of the recovery image Attention The creation process deletes anything stored on the USB drive To avoid data loss make a backup copy of all the data that 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...

Page 38: ...tention If the user hard disk password has been forgotten check whether a master hard disk password has been set If it has it can be used for access to the hard disk drive If no master hard disk password is available neither Lenovo nor Lenovo authorized service technicians provide any services to reset either the user or the master hard disk password or to recover data from the hard disk drive The...

Page 39: ...enovo nor Lenovo authorized service technicians provide any services to reset the user hard disk passwords or to recover data from the hard disk drive To put the system back to operational status the only Lenovo and Lenovo authorized service solution would be to replace the hard disk drive or solid state drive with a scheduled fee To remove a user hard disk password that has been forgotten when th...

Page 40: ...ng occurs The system status RAM VRAM and setup data are stored on the hard disk drive or solid state drive The system is powered off Note If the computer enters the hibernation mode while it is docked to the docking station or the port replicator do not undock it before resuming normal operation If you do undock it and then try to resume normal operation you will get an error message and you will ...

Page 41: ...es Table 1 Numeric error codes Symptom or error FRU or action in sequence 0177 Bad SVP data stop POST task The checksum of the supervisor password in the EEPROM is not correct Replace the system board 0183 Bad CRC of Security Settings in EFI Variable Enter the ThinkPad Setup program The checksum of the Security settings in the EFI Variable is not correct 1 Run the ThinkPad Setup program The settin...

Page 42: ... system board 2110 Read error on HDD0 Main HDD 1 Reseat the hard disk drive 2 Replace the main hard disk drive 3 Replace the system board 2111 Read error on SSD1 M 2 1 Reseat the M 2 solid state drive 2 Replace the M 2 solid state drive 3 Replace the system board 2112 Read error on SSD2 M 2 1 Reseat the M 2 solid state drive 2 Replace the M 2 solid state drive 3 Replace the system board 2200 Machi...

Page 43: ...hree short beeps pause one short beep pause one more short beep pause and three short beeps 3 1 1 3 beeps Have the computer serviced Four cycles of four short beeps Replace the system board Five short beeps pause five more short beeps and pause Replace the system board Five short beeps Replace the system board No beep symptoms Table 4 No beep symptoms Symptom or error FRU or action in sequence No ...

Page 44: ...ayed on LCD Replace the LCD assembly Intermittent problems Intermittent system hang problems can be due to a variety of causes that have nothing to do with a hardware defect such as cosmic radiation electrostatic discharge or software errors FRU replacement should be considered only when a problem recurs When analyzing an intermittent problem do the following 1 Run the diagnostic test for the syst...

Page 45: ...ter 5 Determine whether the problem has been solved 6 If the problem does not recur reconnect the removed devices one at a time until you find the failing FRU 7 If the problem remains replace the following FRUs one at a time do not replace a nondefective FRU a System board b LCD assembly Chapter 4 Related service information 39 ...

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Page 47: ...erformance but no redundancy and fault tolerance RAID 1 mirrored disk array Improved reading performance and complete data redundancy with only a minimal write performance reduction Important notices before configuring RAID Before you start configuring RAID check the current RAID settings and drive configurations on the computer and confirm with the customer To support RAID 0 or RAID 1 the compute...

Page 48: ...ow the instructions on the screen to create RAID volumes Attention All the existing data stored on the selected drive will be erased while the RAID volume is being created 4 Exit the configuration utility Deleting RAID volumes To delete a RAID volume do the following 1 Enter the ThinkPad Setup program 2 Select Config RAID Intel R Rapid Storage Technology 3 Select the RAID volume to be deleted and ...

Page 49: ...ograms that you have opened For Windows 7 Opens Computer For Windows 10 Views all the programs FnLk Press Fn Esc to enable or disable the Fn Lock function When the Fn Lock function is disabled The Fn Lock indicator is off To initiate the special function of each function key press the corresponding function key directly To input F1 F12 press the Fn key and the corresponding function key When the F...

Page 50: ...des of the keyboard backlight Fn 4 Puts your computer into sleep mode To return to normal operation press the Fn key only Fn B Has the same function as the Break key on a conventional keyboard Fn P Has the same function as the Pause key on a conventional keyboard Fn S Has the same function as the SysRq key on a conventional keyboard Fn K Has the same function as the ScrLK key on a conventional key...

Page 51: ...s Front view 2 2 3 4 1 5 11 13 14 15 12 6 7 8 9 10 1 Camera available on some models 2 Microphones available on some models 3 Screen multi touch on some models 4 Power button 5 Numeric keypad 6 Security lock slot 7 Fan louvers 8 Mini DisplayPort connector 9 USB 3 0 connectors 10 Audio connector 11 Fingerprint reader 12 TrackPoint device 13 Trackpad with buttons 14 Color sensor available on some mo...

Page 52: ...ctor 8 HDMI connector 9 Thunderbolt 3 connector 10 Ethernet connector 11 USB 3 0 connector 12 Always On USB 3 0 connector Bottom view 4 5 1 3 2 1 Micro SIM card slot 2 Fan louvers 3 Docking station connector 4 Keyboard drainage hole 5 Battery Status indicators This topic presents the status indicators that show the status of the computer 46 ThinkPad P50 Hardware Maintenance Manual ...

Page 53: ...s in use 2 9 System status indicator Blinking three times The computer is initially connected to power On The computer is on in normal mode Blinks slowly The computer is in sleep mode Blinks fast The computer is entering sleep or hibernation mode Off The computer is off or in hibernation mode Chapter 7 Locations 47 ...

Page 54: ... function key On The Fn Lock function is enabled To input F1 F12 press the corresponding function key directly To initiate the special function of each key press the Fn key and the corresponding function key For more information see Chapter 6 Special keys on page 43 8 Device access status indicator Blinking The storage device of your computer is reading or writing data During this period do not pu...

Page 55: ...his manual can be found at http www lenovo com UserManuals Follow the on screen instructions to find the manual for your product You might be required to 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 be charged for the replacement CRU if Lenovo do...

Page 56: ...Major FRUs 1 2 3 5 4 6 7 11 8 10 12 13 14 15 16 17 31 29 30 23 21 20 18 19 22 24 25 28 26 27 9 50 ThinkPad P50 Hardware Maintenance Manual ...

Page 57: ...d Yes No 19 ac power adapter Yes No 20 Bottom cover Yes No 21 M 2 solid state drive Yes No 22 M 2 solid state drive tray Yes No 23 Coin cell battery Yes No 24 Hinge caps No No 25 System board No No 26 Smart card reader and smart card reader cable No No 27 Dummy smart card reader No No 28 Fingerprint reader cable No No 29 Color sensor cable No No 30 Trackpad cable No No 31 TrackPoint cap OP No No N...

Page 58: ...zel assembly No No 2 LCD panel No No 3 Bezel support rubber No No 4 LCD rear cover assembly No No 5 Hinge assembly No No 6 LED and camera cable No No 7 Antenna kit No No 8 LED card No No 9 LCD cable No No Note Depending on the model the FRU marked with asterisk might not be available on your computer 52 ThinkPad P50 Hardware Maintenance Manual ...

Page 59: ...sembly No No 3 LCD rear cover assembly No No 4 Hinge assembly No No 5 LED and camera cable No No 6 Antenna kit No No 7 LED card No No 8 LCD cable No No Miscellaneous parts Table 11 Miscellaneous parts FRU descriptions Self service CRU Optional service CRU Screw kit M2 2 silver M2 3 black M2 2 2 2 3L M2 1 2 M2 5 4 silver M2 5 5 black No No Chapter 7 Locations 53 ...

Page 60: ...or and cable guide This section provides information for Lenovo authorized service technicians to help identify connectors and cables for replacement purpose To view each FRU and the exploded illustration of the computer see Major FRUs on page 50 and LCD FRUs on page 52 Note Depending on your model some connectors or cables might not be available System board connectors and cables 1 2 3 4 5 6 7 8 ...

Page 61: ...ton card cable to this connector 11 Mini DisplayPort connector external No Connect a compatible projector external monitor or high definition television to this connector 12 USB 3 0 connector external No Connect USB compatible devices to this connector 13 USB 3 0 connector external No Connect USB compatible devices to this connector 14 Audio connector external No Connect headphones or a headset wi...

Page 62: ...mbly connector internal Thermal fan assembly cable The thermal fan assembly comes with cable Connect the cable to this connector 29 Dock connector internal No Connect a supported docking station to your computer through this connector 30 dc in connector internal dc in connector cable Connect the c in connector cable to this connector 31 Media card slot external No Insert a media card into this slo...

Page 63: ...end to this connector 3 Click button connector Click button cable The click button comes with cable Connect the click button cable to this connector 4 Trackpad cable connector Trackpad cable Connect one end to the trackpad connector on the system board and the other end to this connector 5 Fingerprint reader connector Fingerprint reader cable Connect one end to the fingerprint reader connector on ...

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Page 65: ... 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 be charged for the replacement CRU if Lenovo does not receive the defective CRU within thirty 30 days of your receipt of the replacement CRU See your Lenovo Limited Warranty documentation for full details Screw ...

Page 66: ...nd the serial 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 the ThinkPad Setup program is set to UEFI Only 1 Connect a USB memory key to the computer 2 Go to http www lenovo com maintenanceutilities and follow the instructions on the screen to cr...

Page 67: ...ype 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 valid UUID already exists it is not overwritten Reading or writing the ECA information Information on Engineering Change Announcements ECA is stored in the EEPROM of the system board The electronic st...

Page 68: ... Write ECA rework number from EEPROM and follow the instruction To write box build date select 4 Write box build date from EEPROM and follow the instruction on the screen If the system board is being replaced try to read the ECA information from the old system board and transfer the information to the new system If the system board is inoperable this will not be possible 62 ThinkPad P50 Hardware M...

Page 69: ...eral guidelines 1 Do not try to service any computer unless you have been trained and certified An untrained person runs the risk of damaging parts 2 Before replacing any FRU review Chapter 8 FRU replacement notices on page 59 3 Begin by removing any FRUs that have to be removed before replacing the failing FRU Any such FRUs are listed at the beginning of each FRU replacement section Remove them i...

Page 70: ...mputer Removing the micro SIM card For access remove this FRU 1010 Battery on page 65 If the computer has a micro SIM card installed you must remove the micro SIM card before you start the servicing 1 2 After you finish the servicing ensure that you install the micro SIM card back into the slot firmly Removing the dummy ExpressCard For access remove this FRU 1010 Battery on page 65 If the computer...

Page 71: ...placed unless this diagnostic test shows that the battery is defective The only exception to this is if the battery pack is physically damaged or a customer is reporting a possible safety issue If the Lenovo Solution Center program is not installed on the computer the customer should download and install the program to diagnose the battery pack before getting a non physically damaged battery pack ...

Page 72: ...U 1010 Battery on page 65 Removal steps of the large bottom door Note Loosen the screws 1 2 1 1030 Storage drive For access remove these FRUs 1010 Battery on page 65 1020 Bottom cover on page 66 Attention 66 ThinkPad P50 Hardware Maintenance Manual ...

Page 73: ...k drive install the hard disk drive in the slot a If the computer has only one M 2 solid state drive install the solid state drive in the slot d The M 2 solid state drive slots support both SATA solid state drive and Non Volatile Memory Express NVMe solid state drive If you install two M 2 solid state drives ensure that the two M 2 solid state drives are of the same type After replacing the storag...

Page 74: ...nd hard disk drive cable 1 2 3 3 When installing the hard disk drive Before you install the second hard disk drive into the hard disk drive slot install two sponges first on the bottom of the slot 68 ThinkPad P50 Hardware Maintenance Manual ...

Page 75: ...ry of the parts needed when replacing a hard disk drive Slot a Slot b 2 5 inch hard disk drive 2 5 inch hard disk drive Hard disk drive cable Hard disk drive cable N A Sponges Chapter 9 Removing or replacing a FRU 69 ...

Page 76: ...te drive Notes The M 2 solid state drive slots support both SATA solid state drives and NVMe solid state drives NVMe solid state drives require a tray with an insulation pad a installed on the bottom SATA solid state drives do not require a tray with an insulation pad Ensure that you use the correct tray for each kind of solid state drive as shown in the following table 70 ThinkPad P50 Hardware Ma...

Page 77: ...te drives If you want to replace the hard disk drive with M 2 solid state drive ensure that you remove the sponges from the hard disk drive slot first Then install the M 2 solid state drive 1040 Memory module under the bottom cover For access remove these FRUs 1010 Battery on page 65 1020 Bottom cover on page 66 Chapter 9 Removing or replacing a FRU 71 ...

Page 78: ...lot Ensure that the memory module is firmly installed in the slot and does not move easily 1050 Coin cell battery For access remove these FRUs 1010 Battery on page 65 1020 Bottom cover on page 66 DANGER Use only the authorized battery specified for your computer Any other battery could ignite or explode 72 ThinkPad P50 Hardware Maintenance Manual ...

Page 79: ... firmly 1060 Keyboard For access remove these FRUs 1010 Battery on page 65 1020 Bottom cover on page 66 Removal steps of keyboard Remove the screws that secure the keyboard 1 1 1 Step Screw quantity Color Torque 1 M2 12 mm flat head nylon coated 3 Black 0 181 Nm 1 85 kgf cm Chapter 9 Removing or replacing a FRU 73 ...

Page 80: ...to unlatch the keyboard Then the keyboard will open up slightly 3 3 2 2 Pivot the keyboard slightly upward as shown by arrow 4 until you can see the connectors on the bottom side of the keyboard Then turn over the keyboard as shown by arrow 5 4 5 74 ThinkPad P50 Hardware Maintenance Manual ...

Page 81: ...d on the palm rest and detach the connectors Then remove the keyboard 6 7 8 9 Installation steps of keyboard Attach the connectors and then turn over the keyboard 1 2 3 4 5 0 0 Chapter 9 Removing or replacing a FRU 75 ...

Page 82: ... front edge of the keyboard the edge that is close to the computer display is under the frame of the keyboard bezel 6 6 Slide the keyboard as shown by the arrows Ensure that the latches are hidden under the keyboard bezel 7 7 76 ThinkPad P50 Hardware Maintenance Manual ...

Page 83: ...he keyboard For access remove these FRUs 1010 Battery on page 65 1020 Bottom cover on page 66 1060 Keyboard on page 73 Removal steps of the memory module bracket and memory module under the keyboard 1 Step Screw quantity Color Torque 1 M2 3 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgf cm Chapter 9 Removing or replacing a FRU 77 ...

Page 84: ...s firmly installed in the slot and does not move easily 1080 Wireless LAN card For access remove these FRUs 1010 Battery on page 65 1020 Bottom cover on page 66 1060 Keyboard on page 73 Removal steps of the wireless LAN card Remove the screw 1 and then detach the connectors 2 1 2 78 ThinkPad P50 Hardware Maintenance Manual ...

Page 85: ... Plug the gray cable into the connector labeled MAIN or 2 on the card and plug the black cable into the connector labeled AUX or 1 on the card 1090 Wireless WAN card For access remove these FRUs 1010 Battery on page 65 1020 Bottom cover on page 66 1060 Keyboard on page 73 Chapter 9 Removing or replacing a FRU 79 ...

Page 86: ...2 2 1 Step Screw quantity Color Torque 2 M2 3 mm flat head nylon coated 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 80 ThinkPad P50 Hardware Maintenance Manual ...

Page 87: ...id state drive and the keyboard bezel assembly need replacements 1 Before you replace the keyboard bezel assembly back up the color sensor calibration profile ECCM2SensorData dat to an external device This calibration profile is generated after you use the color sensor for the first time To locate the DAT file do the following For Windows 7 Go to C ProgramData X Rite ECCM 2 For Windows 10 Click Th...

Page 88: ...lacement Utility program again and follow the instructions on the screen to perform the initial color calibration or provide instructions to the customer to run this utility 7 When the initial calibration completes a dialog box is displayed Click OK to exit the Sensor Replacement Utility program Removal steps of the keyboard bezel assembly 1 2 1 1 2 1 2 1 Step Screw quantity Color Torque 1 M2 5 4 ...

Page 89: ...5 4 6 7 3 8 When installing Ensure that the connectors are attached firmly 9a 10b 10a 9b 9c 9e 9d 9f 9g 10d 10c Chapter 9 Removing or replacing a FRU 83 ...

Page 90: ...11b 11a 11c 11e 11g 11d 11f 11h 12 13 14b 14a When installing Ensure that all the latches are well assembled and there is no abnormal gap 84 ThinkPad P50 Hardware Maintenance Manual ...

Page 91: ...66 1030 Storage drive on page 66 1060 Keyboard on page 73 1100 Keyboard bezel assembly on page 81 Removal steps of the color sensor assembly 2 1 When installing Ensure that the connector is attached firmly Removal steps of the fingerprint reader cable 1 1 1 2 When installing Ensure that the connector is attached firmly Chapter 9 Removing or replacing a FRU 85 ...

Page 92: ... Bottom cover on page 66 1030 Storage drive on page 66 1060 Keyboard on page 73 1100 Keyboard bezel assembly on page 81 Removal steps of the hinge caps 1 1 Step Screw quantity Color Torque 1 M2 3 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgf cm When installing Open the LCD to 180 degrees from the relative position of the keyboard 86 ThinkPad P50 Hardware Maintenance Manual ...

Page 93: ...AN card on page 78 1090 Wireless WAN card on page 79 1100 Keyboard bezel assembly on page 81 1120 Hinge caps on page 86 Removal steps of the LCD unit 2 1 1 2 3 3 Step Screw quantity Color Torque 1 M2 5 8 mm flat head nylon coated 2 Black 0 294 Nm 3 0 kgf cm 2 3 M2 5 5 mm flat head nylon coated 2 Black 0 294 Nm 3 0 kgf cm 4 4 Chapter 9 Removing or replacing a FRU 87 ...

Page 94: ...Screw quantity Color Torque 4 M2 5 5 mm flat head nylon coated 2 Silver 0 294 Nm 3 0 kgf cm 5 6 When installing Ensure that the connectors are attached firmly 7 7 88 ThinkPad P50 Hardware Maintenance Manual ...

Page 95: ...ly For access remove these FRUs in order 1010 Battery on page 65 1020 Bottom cover on page 66 1030 Storage drive on page 66 1060 Keyboard on page 73 1100 Keyboard bezel assembly on page 81 1120 Hinge caps on page 86 1130 LCD unit on page 87 Removal steps of the chassis assembly 1 1 2 Step Screw quantity Color Torque 1 M2 5 5 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgf cm 2 M2 12 mm flat he...

Page 96: ...ue 3 M2 12 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgf cm 4 5 6 1150 Smart card reader smart card reader cable or dummy smart card For access remove these FRUs 1010 Battery on page 65 90 ThinkPad P50 Hardware Maintenance Manual ...

Page 97: ...eader and smart card reader cable 11 1 2 When installing Ensure that the connector is attached firmly 3 3 4 Step Screw quantity Color Torque 3 M2 3 mm flat head nylon coated 2 Black 0 181 Nm 1 85 kgf cm Removal steps of the dummy smart card reader If the computer you are servicing has a dummy smart card reader installed Follow the following instructions to remove or replace the dummy smart card re...

Page 98: ...m cover on page 66 1030 Storage drive on page 66 1060 Keyboard on page 73 1100 Keyboard bezel assembly on page 81 1120 Hinge caps on page 86 1130 LCD unit on page 87 1140 Chassis assembly on page 89 Removal steps of the speaker assembly and speaker rubber 1 1 Step Screw quantity Color Torque 1 M2 2 2 mm 2 3L flat head nylon coated 2 Silver 0 181 Nm 1 85 kgf cm 92 ThinkPad P50 Hardware Maintenance ...

Page 99: ...ve on page 66 1060 Keyboard on page 73 1100 Keyboard bezel assembly on page 81 1120 Hinge caps on page 86 1130 LCD unit on page 87 1140 Chassis assembly on page 89 Removal steps of the thermal fan assembly Detach the thermal fan assembly connector 1 1 1 Loosen the screws 2 in ascending alphabetical order 2a to 2h as illustrated and then remove the thermal fan assembly 3 Chapter 9 Removing or repla...

Page 100: ...an amount of 0 2 grams before you attach it to the system board Either too much or too less application of grease can cause a thermal problem due to imperfect contact with a component 1180 System board Important notices for handling the 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 app...

Page 101: ...on page 73 1080 Wireless LAN card on page 78 1090 Wireless WAN card on page 79 1100 Keyboard bezel assembly on page 81 1120 Hinge caps on page 86 1130 LCD unit on page 87 1140 Chassis assembly on page 89 The following components soldered on the top side of the system board is extremely sensitive When you service the system board avoid any kind of rough handling a Graphic Processing Unit GPU b Cent...

Page 102: ...ling Ensure that the connector is attached firmly 2 3 Step Screw quantity Color Torque 2 M2 3 mm flat head nylon coated 1 Black 0 181 Nm 1 85 kgf cm When installing Ensure to reinstall the rubber as shown 96 ThinkPad P50 Hardware Maintenance Manual ...

Page 103: ...0 LCD unit on page 87 1140 Chassis assembly on page 89 1170 Thermal fan assembly on page 93 1180 System board on page 94 Applying labels to the base cover The new base cover FRU is shipped with a kit containing labels of several kinds Apply those labels when you replace the base cover For the labels that are not shipped with the new base cover peel them from the old base cover and adhere them to t...

Page 104: ... 12 Indonesia POSTEL label 13 Swiss SIM ICCID label 14 KC safety label for Korea 15 CNC label 16 BIS label 17 System label 18 IMEI label 19 Certificate of Authenticity COA label 20 Malaysia SIRIM label 21 GEO label 22 FCC WLAN label 23 GEO label for Taiwan WWAN 24 S N label 25 Genuine Microsoft label GML Removing an LCD FRU for non touch models This section provides instructions on how to remove a...

Page 105: ...upport rubber If your computer model does not have a camera there might be a bezel support rubber attached For access remove these FRUs in order 1010 Battery on page 65 1020 Bottom cover on page 66 1130 LCD unit on page 87 2010 LCD bezel assembly on page 98 Removal steps of the bezel support rubber Chapter 9 Removing or replacing a FRU 99 ...

Page 106: ...at came with the new LCD panel If the autorun function is enabled the Panel Replacement Utility program starts automatically If the program does not start automatically run the program manually by exploring the disc or USB key and double clicking PanelReplacementUtility exe 5 Follow the instructions on the screen to perform the initial color calibration When the key number is required type the num...

Page 107: ...f the LCD panel 1 1 1 1 Step Screw quantity Color Torque 1 M2 2 mm flat head nylon coated 4 Silver 0 181 Nm 1 85 kgf cm Removal steps of the hinge assembly 1 1 1 1 1 1 1 1 1 1 Chapter 9 Removing or replacing a FRU 101 ...

Page 108: ... 1 85 kgf cm 3 M2 3 mm flat head nylon coated 4 Silver 0 181 Nm 1 85 kgf cm Removal steps of the LCD cable 3 2 1 When installing Ensure that the LCD connector is attached firmly 2040 LED camera cable assembly For access remove these FRUs 1010 Battery on page 65 102 ThinkPad P50 Hardware Maintenance Manual ...

Page 109: ...7 2010 LCD bezel assembly on page 98 2030 LCD panel hinge assembly and LCD cable on page 100 Removal steps of the LED camera cable assembly 3 11 1 2 4 When installing Ensure that the connectors are attached firmly Chapter 9 Removing or replacing a FRU 103 ...

Page 110: ...page 65 1020 Bottom cover on page 66 1130 LCD unit on page 87 2010 LCD bezel assembly on page 98 2030 LCD panel hinge assembly and LCD cable on page 100 2040 LED camera cable assembly on page 102 Removal steps of the antenna kit and LCD rear cover assembly 1 1 1 1 104 ThinkPad P50 Hardware Maintenance Manual ...

Page 111: ...less WAN main antenna orange d Wireless LAN main antenna grey 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 Removing an LCD FRU for touch models This section provides instructions on how to remove an LCD FRU for models with touch feature Chapter 9 Removing or replacing a FRU ...

Page 112: ...nel locate the label on the plastic jacket of the new LCD panel Locate the numeric key number on the label and record it 2 Replace the failing LCD panel with the new one that was shipped to you 3 Start the computer and enter the Windows operating environment 4 Insert the disc or USB key that came with the new LCD panel If the autorun function is enabled the Panel Replacement Utility program starts...

Page 113: ...mer and guide the customer to run the Panel Replacement Utility program Failing to run the Panel Replacement Utility program will require another LCD panel replacement Removal steps of the LCD panel assembly 1 1 2 5 4 3 Step Screw quantity Color Torque 1 M2 5 4 mm flat head nylon coated 2 Silver 0 181 Nm 1 85 kgf cm 7 6 6 6 6 6 6 6 6 6 6 6 6 6 6 When installing Ensure that the LCD connector is att...

Page 114: ...1 1 1 1 1 1 1 1 1 1 2 3 2 2 3 2 Step Screw quantity Color Torque 2 M2 5 4 mm flat head nylon coated 4 Silver 0 181 Nm 1 85 kgf cm 3 M2 3 mm flat head nylon coated 2 Silver 0 181 Nm 1 85 kgf cm 108 ThinkPad P50 Hardware Maintenance Manual ...

Page 115: ...ve these FRUs 1010 Battery on page 65 1020 Bottom cover on page 66 1130 LCD unit on page 87 2010 LCD bezel assembly on page 98 2030 LCD panel hinge assembly and LCD cable on page 100 Removal steps of the LED camera cable assembly 3 5 11 1 2 4 Chapter 9 Removing or replacing a FRU 109 ...

Page 116: ...ver assembly For access remove these FRUs in order 1010 Battery on page 65 1020 Bottom cover on page 66 1130 LCD unit on page 87 2010 LCD bezel assembly on page 98 2030 LCD panel hinge assembly and LCD cable on page 100 2040 LED camera cable assembly on page 102 110 ThinkPad P50 Hardware Maintenance Manual ...

Page 117: ...Removal steps of the antenna kit and LCD rear cover assembly 1 1 1 1 2 2 2 2 Chapter 9 Removing or replacing a FRU 111 ...

Page 118: ...y antenna black b Wireless WAN auxiliary antenna blue c Wireless WAN main antenna orange d Wireless LAN main antenna grey 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 112 ThinkPad P50 Hardware Maintenance Manual ...

Page 119: ...e 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 intended for use in implantation or other life support applications where malfunction may result in injury or death to persons The information contained in this document does not affect or change Len...

Page 120: ...851 01 Bratislava Slovakia Trademarks The following terms are trademarks of Lenovo in the United States other countries or both Lenovo ThinkPad TrackPoint Microsoft Windows Windows Server and Cortana are trademarks of the Microsoft group of companies Other company product or service names may be the trademarks or service marks of others 114 ThinkPad P50 Hardware Maintenance Manual ...

Page 121: ...ceable 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 Field Replaceable Unit GAV General Announce Variant IC Integrated circuits LCD Liquid Crystal Display MTM Machine type and model POST Power on self test RFID Radio frequency identification SVP Supervisor...

Page 122: ...116 ThinkPad P50 Hardware Maintenance Manual ...

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Page 124: ...Part Number SP40J71944_01 Printed in China 1P P N SP40J71944_01 1PSP40J71944_01 ...