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Microsoft Surface Pro 8 LTE Service Manual
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Microsoft Surface Pro 8 LTE Service Manual

Microsoft Surface Pro 8 LTE Service Manual

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Surface Pro 8
Service Guide
SG

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Summary of Contents for Microsoft Surface Pro 8 LTE

  • Page 1 Surface Pro 8 Service Guide...
  • Page 2 To the fullest extent permissible by law, Microsoft shall not be liable for damages of any kind arising from the use of information, content, materials, or product made available in or in conjunction with this Manual, including but not limited to direct, indirect, incidental, consequential, and/or punitive damages unless otherwise specified in writing.

  • Page 3: Table Of Contents

    Table of Contents DEVICE IDENTITY INFORMATION ........................... 4 · SURFACE PRO 8 MODELS ..........................4 · GLOSSARY OF TERMS ..........................4 GENERAL INFORMATION, PRECAUTIONS, WARNINGS ..................5 · SERVICE TOOLS AND JIGS ...........................5 · GENERAL SAFETY PRECAUTIONS .......................6 · REPAIR-SPECIFIC PRECAUTIONS AND WARNINGS ..................7 ·...

  • Page 4: Device Identity Information

    Device Identity Information Surface Pro 8 Models 1982 – Surface Pro 8 LTE (Platinum) 1983 – Surface Pro 8 WiFi (Platinum and Graphite) The rSSD drive size and serial number for Surface Pro 8 are located under the kickstand. Glossary of Terms The following terms are used throughout this manual •...

  • Page 5: General Information, Precautions, Warnings

    • Microfiber / lint free cloth The tools identified on this list can be purchased from many different commercial sources, including but not limited to Amazon.com; iFixit; Chemdex, and other vendors. Refer to the ASP Guidebook for Microsoft tools. M1196218_RevB...

  • Page 6: General Safety Precautions

    Microsoft-authorized service providers should undertake FRU repair activities. • Always select and use the appropriate AC power supply for at the device. We recommend you use genuine Microsoft power supply units and AC power cords. A genuine Microsoft power supply unit is provided with every device. •...

  • Page 7: Repair-Specific Precautions And Warnings

    Repair-Specific Precautions and Warnings • Prior to opening device, ensure device is powered off and disconnected from a power supply. • We recommend wearing protective eyewear as a safety precaution when disassembling/re-assembling a device. • Before opening device, always check that an anti-static wrist strap is worn and work area is properly grounded to ensure an electrostatic discharge (ESD) safe environment.

  • Page 8: Safety Policies/Procedures

    The Variance Manager or IT Support Professional must send an email to Microsoft with pictures showing the damage within 24 hours of device receipt. ASP’s refer to the Guidebook for the Microsoft RRT email address. Non-ASP’s are to contact Microsoft Surface Support Services.

  • Page 9: Illustrated Service Parts List

    Illustrated Service Parts List IMPORTANT: Device service part availability is segmented into two groups. FRUs are parts available for repair activity through an Authorized Service Provider under specific contract with Microsoft. CRUs/Spares are parts available for repair activity by a skilled technician. Models...

  • Page 10: Service Diagnostics/Troubleshooting Overview

    Service Diagnostics/Troubleshooting Overview • For general Surface support, visit www.support.microsoft.com • To troubleshoot device feature/function problems or learn more about Surface Pro 8, visit www.aka.ms/SurfaceProHelp • If you’d like to learn more about Windows, visit www.aka.ms/WindowsHelp • To learn more about the accessibility features of the Surface Pro 8 to the online user guide at www.aka.ms/Windows-Accessibility...

  • Page 11: Component Removal And Replacement Procedures

    Battery is replaceable by trained personnel; replacement must follow Microsoft procedure See http://aka.ms/surface-safety for important information. • Risk of fire or burning – contact Microsoft for assistance • Do not modify battery, its wiring, or connectors • Do not short circuit, bend, dent, crush, or puncture battery •...

  • Page 12: Rssd Replacement Process

    rSSD Replacement Process Preliminary Requirements IMPORTANT: Be sure to follow all special (bolded) notes of caution within each process section. Required Tools and Components Tools: • 3IP (Torx-Plus) driver Anti-static wrist strap (1M Ohm resistance) Soft ESD safe mat Microfiber / Lint free cloth SIM eject tool (or equivalent 0.023 in / 0.58 mm diameter paperclip) •...

  • Page 13: Procedure - Installation (Rssd)

    Procedure – Installation (rSSD) IMPORTANT: Only a Microsoft rSSD of like capacity should be replaced in the device. Insert rSSD – Insert the connector end of the rSSD into the rSSD connector on Main board at ~15-degree angle. 2. Install new rSSD screw – Use a 3IP (Torx-Plus) driver to install a new rSSD screw until the screw is just snug and seated, and then turn another 45 degrees (1/8 turn) or until screw is fully fastened.
  • Page 14 3. Replace rSSD door. 4. Imaging – Image the new rSSD by using a BMR Imaging USB drive specific to the device model. IMPORTANT: Refer to Surface imaging process – Surface Imaging Tools 5. Run SDT – Run SDT to ensure all device features and functions operate as expected. M1196218_RevB...

  • Page 15: Swap Rssd To A New Device Process

    IMPORTANT: Be sure to follow all special (bolded) notes, cautions, & warnings in each process section. The rSSD 3IP screw will be reused in this process. Only a Microsoft rSSD of like capacity should be replaced in the device. Required Tools and Components Tools: •...

  • Page 16: Procedure - Swap (Rssd)

    Procedure – Swap (rSSD) Manage Bitlocker If rSSD remains encrypted during swap Navigate to Bitlocker >Manage Bitlocker >Generate Bitlocker Recovery Key. Plug in USB drive. iii. Save the recovery key to USB storage. iv. Remove the USB drive. b. If rSSD can be unencrypted before swap Navigate to Bitlocker >Manage Bitlocker.
  • Page 17 5. Remove rSSD from both devices – The rSSD should lift upwards to ~15-degree tilt after screw is removed. Carefully grab sides of rSSD case and pull out of main board socket at same ~15-degree angle. 6. rSSD Swap – Insert rSSD removed from the new device into customer’s original device, then insert customer’s original rSSD into new device.
  • Page 18 8. Install SIM (if present from the customer’s old device in the new device). 9. Replace SIM/rSSD door on both devices. 10. Plug new device into power and wired Internet connection. 11. Power on new device. The device may go through a firmware update during startup. 12.
  • Page 19 18. Customer signs in with Windows password again. 19. Customer prompted to setup Windows Hello and PIN. If the device was previously Bitlockered, navigate to Bitlocker >Manage Bitlocker >Resume Bitlocker. 20. Run SDT – Run SDT to ensure all device features and functions operate as expected. 21.

  • Page 20: Kickstand Replacement Process

    Kickstand Replacement Process Preliminary Requirements IMPORTANT: Be sure to follow all special (bolded) notes of caution within each process section. Required Tools and Components Tools: • 3IP (Torx-Plus) driver Loctite SF 7649 Loctite 243 Soft ESD safe mat Microfiber cloth •...
  • Page 21 3. Remove hinge screws – Use your finger to hold the back of the kickstand behind the hinge while removing the hinge screws. One screw for each hinge. Ensure screws do not fall into the hinge opening. HOLD 4. Angle Kickstand Down – Firmly grip the hinges and the kickstand between thumb and index fingers. Rotate the kickstand from 90 degrees to approximately 45 degrees.
  • Page 22 6. Remove Kickstand – Using the palm of your hand, firmly hold the device down from the center of the IBC. Simultaneously, grip the kickstand off-center between your thumb and index finger and firmly pull. Pull with a moderate amount of force until the foam inserts slide out of the device. If the kickstand is stuck, ensure the threaded bosses has not slipped back into the recess on the hinges.

  • Page 23: Procedure - Installation (Kickstand)

    Procedure – Installation (Kickstand) IMPORTANT: Use caution when handling new kickstand assembly to avoid cosmetic damage of the kickstand and the device. Insert Foam Tabs – With the hinges still at ~45 degrees start to slide the new kickstand’s foam tabs into the slots on the back of the IBC.
  • Page 24 3. Slip Kickstand Threaded Bosses into Hinge Recesses – Maintaining pressure on the kickstand to prevent it from backing out, rotate the kickstand down into place (Figure 7-9). The threaded bosses of the kickstand should slip into the recesses of the hinges. 4.
  • Page 25 5. Apply thread locker to screws – Brush new screws with Loctite SF 7649 Activator. Let screws sit for 2 minutes after activator is applied before assembling to device. 6. Apply thread locker to screws bosses – Apply one drop of Loctite 243 thread locker to each screw boss. M1196218_RevB...
  • Page 26 Install hinge screws – Use your finger to hold the back of the kickstand behind the hinge while installing the screws until they are fully seated. Ensure the kickstand is properly aligned and seated in the hinges, then tighten the screws an additional ~quarter turn (~90 degrees). Be careful to tighten the screws only until snug and not to strip the kickstand threads.

  • Page 27: Tdm Replacement Process

    TDM Replacement Process Preliminary Requirements IMPORTANT: Be sure to follow all special (bolded) notes of caution within each process section. Required Tools and Components Tools: • 3IP (Torx-Plus) driver Anti-static wrist strap (1M Ohm resistance) Soft ESD safe mat Microfiber / lint free cloth SIM eject tool (or equivalent 0.023 in / 0.58 mm diameter paperclip) Isopropyl alcohol dispenser bottle (use 91% or greater IPA) Cotton swab...

  • Page 28: Prerequisite Steps

    Prerequisite Steps: Prep Device – Device must be set in TDM Replacement Mode prior to removing a faulty TDM. • Connect software tools USB drive with SDT to USB connector on device under repair. b. Connect power supply to device. Power on device –...
  • Page 29 3. TDM Debonding Tool a. Install marked pick in the holder with the marks in view. Use a 3 mm Allen Driver to adjust pick height to the lowest setting. b. Clamp debonding tool to edge of workbench. Ensure the cut depth adjustment can be accessed while the tool is clamped down.
  • Page 30 d. With both hands draw the right side of the device thru the debonding tool track. e. At the bottom right corner rotate the device in the debonding tool track. Draw the bottom side of the device thru the debonding tool track. At the bottom left corner rotate the device in the debonding tool track.
  • Page 31 h. Place the top left edge of the device in the debonding tool track. Adjust the pick height to the 8 mm mark. Ensure it enters the gap between the TDM and bucket edge. With both hands draw the top edge of the device thru the debonding tool track.
  • Page 32 5. Disconnect TDM FPC – While supporting the TDM with one hand, remove the shield lid on the TDM FPC by inserting pointed end of a spudger underneath the inner edge the of the shield. Then gently pull upwards and the shield will come off. Disconnect the TDM FPC using the pointed end of a spudger. Do not pull on the FPC to disconnect.

  • Page 33: Procedure - Installation (Tdm)

    Procedure – Installation (TDM) Pre-installation Device Inspection WARNING: Verify the battery’s condition refer to the M1153910 In Device Battery Inspection process. Devices exhibiting battery issues as outlined in the Battery Inspection Process require whole unit replacement. Leave protective cling on new TDM during all installation steps. IMPORTANT: IMPORTANT: Carefully inspect the internal areas of the bucket.
  • Page 34 3. Speaker Mesh Application – Place the TDM face-down on a Soft ESD safe mat. Wipe down the outer edges of the TDM with a lint free cloth. When installing the originally removed TDM ensure outer edges are clean and clear of PSA residue. Remove the protective liner from the speaker mesh. Using the clear handle align the speaker mesh into the TDM speaker opening.
  • Page 35 6. Bonding PSA – Place the bonding frame on the device, ensuring that the cutouts on the sides line up with the volume/power buttons. Place foam pad over bonding frame. Place the 23 kg of weight on top of the foam pad and bonding fame.
  • Page 36 After Bonding Inspection – Remove the weights, foam pad, and the frame. Lift carefully to avoid damaging the device. Inspect the TDM for scratches, cracks, large gaps, and its flushness with respect to the IBC. 8. Install rSSD – Install the rSSD as detailed in the Procedure – Installation (rSSD) (page 13).

  • Page 37: Procedure - Alternate Installation (Tdm)

    Procedure – Alternate Installation (TDM) Pre-installation Device Inspection WARNING: Verify the battery’s condition refer to the M1153910 In Device Battery Inspection process. Devices exhibiting battery issues as outlined in the Battery Inspection Process require whole unit replacement. Leave protective cling on new TDM during all installation steps. IMPORTANT: IMPORTANT: Carefully inspect the internal areas of the bucket.
  • Page 38 3. Speaker Mesh Application – Place the TDM face-down on a Soft ESD safe mat. Wipe down the outer edges of the TDM with a lint free cloth. When installing the originally removed TDM ensure outer edges are clean and clear of PSA residue. Remove the protective liner from the speaker mesh. Using the clear handle align the speaker mesh into the TDM speaker opening.
  • Page 39 6. Alternate Bonding PSA – Bonding is a multi-step process. Refer to the below illustrations. IMPORTANT: Use steel shot bags, one 9 kg and one 14 kg. Apply the 9 kg bag, and then the 14 kg bag. Foam pad with bonding frame face down Place device display side down into bonding frame Place 9 kg steel shot bag onto device Place 14 kg steel shot bag onto 9 kg steel shot bag...
  • Page 40 After Bonding Inspection – Remove the steel shot bags and lift device out of the frame. Lift carefully to avoid damaging the device. Inspect the TDM for scratches, cracks, large gaps, and its flushness with respect to the IBC. 8. Install rSSD – Install the rSSD as detailed in the Procedure – Installation (rSSD) (page 13).

  • Page 41: Thm Replacement Process

    THM Replacement Process Preliminary Requirements IMPORTANT: Be sure to follow all special (bolded) notes, cautions, & warnings in each process section. Required Tools and Components • Tools: 3IP (Torx-Plus) driver Anti-static wrist strap (1M Ohm resistance) Soft ESD safe mat SIM eject tool (or equivalent 0.023 in / 0.58 mm diameter paperclip) Isopropyl alcohol dispenser bottle (use 91% or greater IPA) Cotton swab...

  • Page 42: Procedure - Removal (Thm)

    Procedure – Removal (THM) Disconnect fan from PCBA – Using plastic spudger release the locking bar and slide zif connector from the PCBA. Model LTE 1982 Model WiFi 1983 2. THM screw removal – Use a 3IP (Torx plus) driver to remove the 12 THM screws. Model LTE 1982 Model WiFi 1983 M1196218_RevB...
  • Page 43 3. Model 1983 WiFi Remove left side speaker tape – Remove tape securing speaker cable to the fan. 4. Release TIM from PCBA – Using a plastic spudger apply light pressure to the edges of the THM copper shield on the PCBA as pictured below. Carefully lift THM from the center copper shield and fan area. Note that shield spring gasket may also come off with the THM copper shield.
  • Page 44 5. Clean TIM from SoC – Using a plastic spudger, scrape TIM from SoC area. Use IPA and cotton swab to clean SoC of residual TIM. M1196218_RevB...

  • Page 45: Procedure - Installation (Thm)

    Procedure – Installation (THM) Spring gasket placement – If the original gasket appears damaged replace it with a new spring gasket. Ensure the spring gasket is correctly placed over the PCBA then center and align the THM copper shield to the spring gasket.
  • Page 46 2. Secure copper shield to gasket – Press THM along edges of copper shield cover to snap it in place over the PCBA. 3. Install new THM screws Model LTE 1982 – Use a 3IP (Torx-Plus) driver to install the 12 screws until just snug and seated, and then turn another 45 degrees (1/8 turn) or until screws are fully fastened.
  • Page 47 4. Install new THM screws Model WiFi 1983 – Use a 3IP (Torx-Plus) driver to install the 12 screws until just snug and seated, and then turn another 45 degrees (1/8 turn) or until screws are fully fastened. Refer to the below illustration for screw locations and part numbers.
  • Page 48 6. Apply left side speaker tape and foams Model WiFi 1983 – Install tape securing speaker cable to the fan. Install new foams as pictured below. Connect fan to PCBA – Ensure the fan connector locking tab is up. Slide the fan FPC into the zif connector on the PCBA.

  • Page 49: Surflink Replacement Process

    Surflink Replacement Process Preliminary Requirements IMPORTANT: Be sure to follow all special (bolded) notes, cautions, & warnings in each process section. Required Tools and Components Tools: • 3IP (Torx-Plus) driver 6IP (Torx-Plus) drive Anti-static wrist strap (1M Ohm resistance) Soft ESD safe mat Microfiber / lint free cloth SIM eject tool (or equivalent 0.023 in / 0.58 mm diameter paperclip) Isopropyl alcohol dispenser bottle (use 91% or greater IPA)

  • Page 50: Procedure - Removal (Surflink)

    Procedure – Removal (Surflink) Heat spreader tape removal – Remove heat spreader tape covering Surflink. Note tape size is not the same between WiFi and LTE models. Refer to the below illustrations. Model LTE 1982 Model WiFi 1983 2. Disconnect FPC from PCBA – Use a spudger to release locking bar and disconnect Surflink connector from PCBA.
  • Page 51 3. Screw removal – Use a 6IP (Torx plus) driver to remove the Surflink screws. 4. Surflink removal – Remove Surflink from IBC. M1196218_RevB...

  • Page 52: Procedure - Installation (Surflink)

    Procedure – Installation (Surflink) Install new Surflink – Install new Surflink into IBC. 2. Install screws – Use a 6IP (Torx-Plus) driver to install the Surflink screws until just snug and seated, and then turn another 45 degrees (1/8 turn) or until screws are fully fastened. Refer to the below illustration for screw locations and part numbers.
  • Page 53 3. Connect FPC to PCBA – Connect Surflink cable to PCBA. Press down on the locking buckle to secure the connector. 4. Install new heat spreader tape – Apply new heat spreader tape to the Surflink. Note tape size is not the same between WiFi and LTE models.

  • Page 54: Environmental Compliance Requirements

    H09117, “Conformance Standards for Environmentally Sound Management of Waste Electrical and Electronic Equipment (WEEE),” which is available at this link: https://www.microsoft.com/en-pk/download/details.aspx?id=11691 In case of questions, please contact AskECT@microsoft.com ©2022 Microsoft. M1196218_RevB...

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