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System76 

Thelio (thelio-b1) 

Service Manual 

 

 

 

Summary of Contents for Thelio

Page 1: ...System76 Thelio thelio b1 Service Manual...

Page 2: ...Aaron Honeycutt 2020 01 07 2nd Draft Expansion Revision Nathaniel Warburton 2020 01 07 2nd Draft Expansion Revision Photography Thomas Zimmerman 2020 01 07 2nd Draft Teardown Modeling Consultation Pro...

Page 3: ...onnections Overview Thelio Io board User Serviceable Parts and Repairs Top Case Remove or replace Removing the Top Case Replacing the Top Case Shroud Remove or replace Removing the Shroud Replacing th...

Page 4: ...BIOS Hardware Keyboard Shortcuts F12 Boot Menu F9 System Information ESC BIOS END Q Flash M I T Fig 1 The M I T page allows tweaking the frequency of some system components System76 Thelio thelio b1 4...

Page 5: ...System Fig 2 System summary in BIOS System76 Thelio thelio b1 5...

Page 6: ...BIOS Fig 3 BIOS boot summary System76 Thelio thelio b1 6...

Page 7: ...Peripherals Fig 4 BIOS section for Peripheral setup Chipset Fig 5 Chipset information in Thelio BIOS System76 Thelio thelio b1 7...

Page 8: ...Power Fig 6 Power Management settings Save Exit Fig 7 Exit the BIOS saving changes to settings System76 Thelio thelio b1 8...

Page 9: ...HDMI Ports 1 Displayport 1 USB 3 1 Gen 1 Type C 2 Ethernet 1Gb Audio In Out ports 3 44mm 1 Standard 3 prong AC wall adapter port connected to the power supply with power switch As well as an addition...

Page 10: ...Phillips Crosshead Fig 9 Thelio Outer Case views front left back middle Top Case partial removal right Removing the lid will give you easy access to all components inside To remove the lid you ll nee...

Page 11: ...ver Time estimate 2 minutes Difficulty Easy Screws 4 total 4 Thumbscrews Phillips Crosshead This guide explains how to easily replace the Thelio s Top Case after performing maintenance 1 Align the gro...

Page 12: ...Fig 11 Aligning the Thelio Top Case for replacing left top and bottom Detailed view of Thelio internal switch right top and bottom System76 Thelio thelio b1 12...

Page 13: ...Power Switch Connections Overview The Thelio power button is wired as in the diagram and photo Fig 12 Close up of Thelio power switch wiring left Thelio power switch Wiring Diagram right System76 The...

Page 14: ...inout 5V D D GND None IO Power button Fig 13 Thelio IO Board Pinout The button is connected on the left side and the motherboard on the right Both are connected with the solid plastic side facing the...

Page 15: ...he Thelio IO Board Fig 15 above Motherboard Power button The motherboard power button is connected on the part of the front panel header missing a pin Due to a design oddity of motherboards used for T...

Page 16: ...iew If your Thelio does not have a GPU then connect external monitors to the ports at the top which are connected directly to the motherboard If the Thelio has a GPU installed then the top video out p...

Page 17: ...ooler Shroud thumbscrews left Internal view of the CPU Cooler Shroud right 1 Follow the steps in Removing the Top Case 2 Next unfasten the Shroud To do this unscrew the 4 thumbscrews near the top of y...

Page 18: ...rewdriver Tools required Fingers or Cross head Phillips screwdriver Time estimate 2 minutes Difficulty Easy Screws 4 total 4 Thumbscrews Phillips Crosshead Fig 19 CPU Cooler with Shroud removed side v...

Page 19: ...es only removing the Top Case and releasing internal clips A cross head Phillips screwdriver may be helpful Tools required Fingers or Cross head Phillips screwdriver for Top Case Time estimate 5 minut...

Page 20: ...of the slot and set aside Replacing RAM Sticks RAM stick replacement is simple and requires only access to the RAM slots on the board and replacing the Top Case A cross head Phillips screwdriver may b...

Page 21: ...ess but it is not complicated A cross head Phillips screwdriver may be helpful as well as a wooden or plastic non conductive tool for reaching between components A pencil ruler chopsticks or a plastic...

Page 22: ...y to reach the clip on the board without trying to squeeze your hand between components 6 Disconnect the power cables from the GPU if applicable and tie back any cables you aren t planning on using wi...

Page 23: ...is not complicated A cross head Phillips screwdriver may be helpful Tools required Fingers or Cross head Phillips screwdriver Time estimate 10 minutes Difficulty Medium Screws 8 total 8 Thumbscrews Ph...

Page 24: ...GPU Or if no GPU is installed removing the bracket insert the new graphics card into the PCIe lane slot until it clicks into place 2 Once the GPU is securely in place attach the internal and external...

Page 25: ...s 5 Do not connect the cables to the GPU until it has been inserted in the PCIe slot and secured with the brackets 6 Connect the power cables to the GPU selecting the cables based on the number of pin...

Page 26: ...hey are housed in the Thelio Drive Cage for easy access Each drive is connected to a SATA port on the Thelio IO board which acts as a conduit connecting the drives to the motherboard M 2 Drives The Th...

Page 27: ...ou remove the lid be sure to power off and unplug all cords from the computer If you would like to remove the drive gently pull on the drive and slide it out from the drive cage Installing a 2 5 Drive...

Page 28: ...e until it locks into place 7 Replace the Top Case and reconnect all cables Fig 31 above and below right Sequence of shots showing the removal and or replacement of 2 5 drives in the Thelio drive cage...

Page 29: ...rs or Cross head Phillips screwdriver Time estimate 5 10 minutes Difficulty Easy Medium Screws 5 total 4 Thumbscrews Phillips Crosshead 1 M 2 securing screw per drive Fig 32 Thelio s rear M 2 drive sl...

Page 30: ...cing thermal issues with your Thelio one possible solution would be to change the Thermal paste Thermal paste helps transfer heat from the CPU to the CPU Cooler via the heat sink Thermal paste can los...

Page 31: ...ting the bottom of the Heat Sink as well as the CPU core 9 Apply Rubbing Alcohol to a sheet of Paper Towel and wipe the Thermal Paste off of the bottom of the Heat Sink and CPU core until they are tot...

Page 32: ...Fig 33 Removing the CPU Cooler Fan from the Heat Sink Fig 34 Loosening Removing screws on opposite corners System76 Thelio thelio b1 32...

Page 33: ...ing the Heat Sink free left The bottom of the heat sink covered in old Thermal Paste Fig 36 Cleaning old thermal paste of the bottom of the Heat Sink left and off the CPU core right System76 Thelio th...

Page 34: ...t The Heat Sink will spread the thermal paste across the CPU core there is no need to spread it yourself 4 Re fasten the four 4 screws on the Heat Sink In fastening the screws partially tighten them o...

Page 35: ...i7 9700K 4 9GHz 3 6 up to 4 9 GHz 12MB Cache 8 Cores 8 Threads Intel CoreTM i9 9900K 5GHz 3 6 up to 5 GHz 16MB Cache 8 Cores 16 Threads Display Single 27 2560x1440 Matte Pro IPS display Dual 27 2560x...

Page 36: ...Ports 1 Displayport 1 USB 3 1 Gen 1 Type C 2 Ethernet 1Gb Audio In Out ports 3 44mm 1 Standard 3 prong AC wall adapter port connected to the power supply with power switch M 2 Slots Two M 2 Card Slot...

Page 37: ...Component Specification Power 500W 80 Certified Optional 650W 80 Certified Operating System Ubuntu Pop _OS System76 Thelio thelio b1 37...

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