Contents Revision history Hardware overview External overview Ports overview Bottom case screw sizes Front LED overview Hardware keyboard shortcuts External displays Thunderbolt 3 and eGPU Internal component overview User-serviceable parts and repairs Replacing the keyboard Steps to replace the keyboard Photo guide for keyboard replacement Removing the bottom cover Steps to remove the cover Steps to replace the cover Photo guide for bottom cover removal/replacement Replacing the RAM Steps to replace the RAM Photo guide for replacing the RAM Replacing an M.2/NVMe SSD Steps to replace the M.2 drive Replacing a 2.5” SSD/HDD Steps to replace the M.2 drive Replacing the CPU fan Steps to replace the CPU fan Replacing the CPU heatsink/thermal paste Steps to replace the CPU heatsink/thermal paste Replacing the CMOS battery Steps to replace the CMOS battery Replacing the internal battery Steps to replace the CMOS battery System76 Galago Pro 2 (galp2) Service Manual 2 ...
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Replacing the WiFi/Bluetooth module Steps to replace the WiFi/Bluetooth module BIOS utilities Updating the BIOS BIOS overview Main menu Advanced Security Boot Specifications System76 Galago Pro 2 (galp2) Service Manual 3 ...
Hardware overview External overview Ports overview The Galago provides multiple connectivity options. Left side overview Right side overview Bottom case screw sizes The Galago has 3 sizes of screws for securing the bottom case. System76 Galago Pro 2 (galp2) Service Manual 4 ...
Front LED overview Icon Color Description Orange DC power plugged in Green Computer is on Blinking green Computer is sleeping Orange Battery charging Green Battery fully charged Blinking orange Battery critically low Green Airplane mode is ON (WiFi/Bluetooth disabled) Green Hard disk activity System76 Galago Pro 2 (galp2) Service Manual 5 ...
Mode DDI Setting Max resolution MiniDP DDI to MiniDP UHD-1 (4K, 2160P) 3840x2160 @60Hz HDMI None UHD-1 (4K, 2160P) 3840x2160 @30Hz USB-C to DisplayPort DDI to TBT UHD-1 (4K, 2160P) 3840x2160 @60Hz USB-C to HDMI DDI to TBT UHD-1 (4K, 2160P) 3840x2160 @30Hz eGPU over Thunderbolt 3 DDI to TBT (Dependent on GPU) Thunderbolt 3 and eGPU Intel Thunderbolt 3 provides a direct link to the processor over PCIe 3.0 x4 at 40Gbps, making it ideal for external GPU (eGPU) support. T o use an eGPU, Thunderbolt Security Option must be set to Legacy Mode in the BIOS. When using an eGPU, the device must be connected prior to powering on and only disconnected after fully powering down. eGPU devices are currently NOT hot-plug capable. U nplugging the device will not damage the Galago or the eGPU, but the system will not work properly until a reboot. System76 Galago Pro 2 (galp2) Service Manual 7 ...
Internal component overview Below is a color-coded diagram of the Galago’s internal components. CPU fan is highlighted in c yan CMOS battery is highlighted in r ed RAM is highlighted in g reen M.2 SSD is highlighted in o range Wireless/Bluetooth module is highlighted in urple 2.5” SSD (not present) is highlighted in b lue Battery is highlighted in w hite System76 Galago Pro 2 (galp2) Service Manual 8 ...
1. Find a surface suitable for work. A desk or table works well. 2. Place something soft on the table, like a towel or anti-static mat. 3. Place the Galago lid-side-down. 4. Remove the 2 keyboard screws, indicated by the small keyboard icon. 5. Open the Galago and place it on its side. 6. Push the screwdriver into the keyboard push point until the keyboard pops out. 7. Set the Galago down, then starting from the top side, pull the keyboard loose. 8. Flip the keyboard over onto the trackpad. 9. Pull the large ribbon cable out of the connector. 10. The small ribbon cable has a latch. Gently pull the latch from both sides and remove the ribbon cable. 11. Remove the keyboard and replace it with the new one. 12. Insert the large ribbon cable into the connector. 13. Seat the small ribbon cable, then apply pressure equally to both sides of the connector to secure. 14. Flip the keyboard over and press the bottom tabs of the keyboard into the case. 15. Secure the keyboard by pressing down on the edges of the keyboard. 16. Flip the Galago over. 17. Replace the 2 screws holding the keyboard in place. 18. Boot your Galago and confirm the keyboard is operational. System76 Galago Pro 2 (galp2) Service Manual 9 ...
Photo guide for keyboard replacement 1. Galago lid-side-down. The 2 keyboard screws are highlighted in red, with the blue highlight indicating the keyboard push point. 2. Galago on its side with screwdriver in keyboard push point. System76 Galago Pro 2 (galp2) Service Manual 10 ...
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3. Set the Galago down and remove the keyboard starting along the top edge. 4. Flip the keyboard over and rest it on the trackpad. Pull the large ribbon cable out of the connector. The smaller ribbon cable has a latch. Gently pull it forward to release the connector, then remove the ribbon cable. System76 Galago Pro 2 (galp2) Service Manual 11 ...
Photos are provided in order below these steps. 1. Find a surface suitable for work. A desk or table works well. 2. Place something soft on the table, like a towel or anti-static mat. 3. Place the Galago lid-side-down. 4. Remove the 10 ‘perimeter’ screws. 5. Remove the 2 keyboard screws, indicated by the small keyboard icon. 6. Open the Galago and place it on its side. 7. Push the screwdriver into the keyboard push point until the keyboard pops out. 8. Set the Galago down. 9. Starting from the top side, pull the keyboard loose. 10. Flip the keyboard over onto the trackpad. 11. Remove the 3 silver screws holding the bottom case in place. 12. Partially replace the keyboard, but don’t snap it into place. 13. Close the lid and flip the Galago lid-side-down again. 14. The bottom cover will lift off, starting from the front corners working to the back near the hinges. Steps to replace the cover 1. Align the bottom cover to the case towards the back and hinges. 2. Set the bottom cover along the edges and confirm the bottom cover is seated. 3. Replace the 10 perimeter screws. System76 Galago Pro 2 (galp2) Service Manual 12 ...
4. Flip the Galago and replace the 3 silver screws from under the keyboard. 5. Replace the keyboard by inserting the tabs into the bottom edge near the trackpad and press around the edges of the keyboard to ensure it is fully snapped into place. 6. Flip the Galago and replace the 2 keyboard screws. Photo guide for bottom cover removal/replacement 1. Galago lid-side-down. The 10 perimeter screws are highlighted in green. The 2 keyboard screws are highlighted in red, with the blue highlight indicating the keyboard push point. 2. Galago on its side with screwdriver in keyboard push point. Push until the keyboard has popped out. This requires a solid amount of force. System76 Galago Pro 2 (galp2) Service Manual 13 ...
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3. Once the corner of the keyboard has popped, pull along the top edge of the keyboard to unseat it entirely. 4. Flip over the keyboard and remove the 3 silver screws. Their location is highlighted in blue. (Note: In this photo, the screws have already been removed.) System76 Galago Pro 2 (galp2) Service Manual 14 ...
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5. Set the keyboard mostly in place, close the lid, and flip the Galago lid-side-down. 6. Starting near the front corner, lift the bottom cover off the Galago. System76 Galago Pro 2 (galp2) Service Manual 15 ...
Replacing the RAM RAM acts as temporary storage for your computer. More RAM generally provides better performance. If you’ve purchased new RAM, need to replace your RAM, or are reseating your RAM, follow these steps. Tools required: C ross-head (Phillips) screwdriver Time estimate: 1 5 minutes Difficulty: M edium Steps to replace the RAM 1. Follow the steps above to remove the cover. 2. Press the small tabs on both sides of the RAM simultaneously. 3. Remove the RAM from the slot. 4. Insert the new RAM (or reseat the existing RAM) by placing it in the keyed slot and pressing down on the RAM until it clicks into place. Photo guide for replacing the RAM 1. Press the tabs indicated in red to release the RAM from the slot. System76 Galago Pro 2 (galp2) Service Manual 16 ...
Replacing an M.2/NVMe SSD M.2 SSDs offer, at minimum, SATA3 speeds and performance in a package about the size of a stick of gum. NVMe M.2 SSDs offer even higher performance. The Galago supports one M.2 SSD, size 2280, either SATA or PCIe Generation 4. Tools required: C ross-head (Phillips) screwdriver Time estimate: 5 minutes Difficulty: M edium Steps to replace the M.2 drive 1. Follow the steps above to remove the cover. 2. Locate the M.2 drive (or drive slot). 3. Unscrew the retainer screw opposite the M.2 slot. 4. Remove the existing M.2 drive by pulling it out of the slot. 5. Insert the new M.2 drive into the slot and hold it in place. 6. Replace the retainer screw. System76 Galago Pro 2 (galp2) Service Manual 17 ...
Replacing a 2.5” SSD/HDD 2.5” drives are available as either SSD (Solid State Drive) or HDD (Hard Disk Drive.) SSDs provide much better performance and durability compared to standard HDDs since there are no moving parts. Standard HDDs are less expensive and are useful for storage, however they are much more fragile. Tools required: C ross-head (Phillips) screwdriver Time estimate: 5 minutes Difficulty: M edium Steps to replace the M.2 drive 1. Follow the steps above to remove the cover. 2. Locate the 2.5” SSD (or slot). 3. Remove the existing drive by pulling it up and away from the connector. 4. Insert the new 2.5” drive. 5. Ensure the 2.5” drive is secured in the slot and does not move. System76 Galago Pro 2 (galp2) Service Manual 18 ...
Replacing the CPU fan If the CPU fan becomes noisy and cleaning it out doesn’t fix the issue, you may need a new CPU fan. Contact Support to start a warranty claim or parts purchase. Tools required: C ross-head (Phillips) screwdriver Time estimate: 5 minutes Difficulty: M edium Steps to replace the CPU fan 1. Follow the steps above to remove the cover. 2. Locate the CPU fan. 3. Unplug the CPU fan from the motherboard. 4. Remove the 2 screws holding the CPU fan in place. 5. Remove the CPU fan. 6. Insert the new CPU fan. 7. Replace the 2 screws. 8. Plug the new CPU fan into the motherboard. System76 Galago Pro 2 (galp2) Service Manual 19 ...
Replacing the CPU heatsink/thermal paste In rare cases, or after several years, it may be necessary to apply new thermal paste between the CPU and the heatsink. Thermal paste helps facilitate effective heat transfer between the CPU and the cooling equipment. These instructions can also be used in the unlikely event your heatsink needs replacing. Tools required: C ross-head (Phillips) screwdriver Time estimate: 5 minutes Difficulty: H igh Steps to replace the CPU heatsink/thermal paste 1. Follow the steps above to remove the cover. 2. Locate the CPU heatsink screws. 3. Remove the screws, starting with #3, then #2, and lastly #1. 4. Carefully remove the heatsink from the case. 5. Using a paper towel, remove the existing thermal paste. You may also use a small amount of rubbing alcohol to remove excess or difficult-to-remove paste. 6. After cleaning the CPU and heatsink, apply a small line of thermal paste directly onto the CPU core. 7. Carefully replace the heatsink. 8. Replace the screws, starting with #1, then #2, and lastly #3. Do not fully tighten #1 and #2 until #3 is in place, then fully tighten all screws. System76 Galago Pro 2 (galp2) Service Manual 20 ...
Replacing the CMOS battery The CMOS battery supplies power to the Galago’s CMOS chip. Changes you make to the BIOS and the computer’s hardware clock are stored on the CMOS. If your Galago doesn’t boot, you can reset the CMOS to force a low-level hardware reset. If your clock is constantly resetting, it’s likely your CMOS battery needs replacing. Tools required: C ross-head (Phillips) screwdriver Time estimate: 5 minutes Difficulty: M edium Steps to replace the CMOS battery 1. Follow the steps above to remove the cover. 2. Locate the CMOS battery. There is a red and black wire connecting the battery to a white connector. 3. Unplug the white connector for 1 minute, then reseat the connector. 4. Power up the Galago. The system may power itself off and on after initial boot, this is normal. 5. Press Enter at the CMOS/BIOS reset message prompts. 6. If you are booted into the BIOS, press F4 to load defaults, then F10 to save and resume normal boot. System76 Galago Pro 2 (galp2) Service Manual 21 ...
Replacing the internal battery The battery provides primary power whenever the system is unplugged. Tools required: C ross-head (Phillips) screwdriver Time estimate: 5 minutes Difficulty: M edium Steps to replace the CMOS battery 1. Follow the steps above to remove the cover. 2. Unplug the white connector above the battery. 3. Remove the 5 screws holding the battery in place. 4. Remove and replace the battery. 5. Replace the 5 screws and plug in the battery. System76 Galago Pro 2 (galp2) Service Manual 22 ...
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Your Galago’s WiFi and Bluetooth are both handled with the same module. It is a standard M.2 2230 slot with PCIe & USB Interfaces (A Key). Tools required: C ross-head (Phillips) screwdriver Time estimate: 5 minutes Difficulty: M edium Steps to replace the WiFi/Bluetooth module 1. Follow the steps above to remove the cover. 2. Locate the wireless module. 3. Gently remove the two antennas by pulling them up and away from the wireless module. 4. Remove the retaining screw opposite the M.2 slot. 5. Remove the wireless module from the slot. 6. Insert the new wireless module. 7. Replace the retaining screw. 8. Attach the two antennas by aligning the circular fitting and pressing onto the wireless card. The connector will snap into place. U se caution when attaching the connectors, the pins can bend, break, or snap. System76 Galago Pro 2 (galp2) Service Manual 23 ...
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BIOS utilities When starting your Galago, it takes a few seconds to conduct a quick check of the components. As it proceeds, it will notify you if anything is wrong. Any issues that prevent the system from booting will be displayed and you will be prompted to enter the Setup. If no problems are detected, your Galago will load GRUB and then Ubuntu. For Setup/BIOS, hold F2 while booting. For boot options, hold F7 while booting and choose your preferred boot device. Updating the BIOS BIOS updates and instructions are sent out as needed. System76 will notify you if a BIOS update is available for your Galago. BIOS overview The Setup/BIOS utility allows you to make low-level changes to your Galago. It’s not recommended to make changes unless the settings are provided by Support, or if you understand what you’re changing. Main menu Option Description SATA Port # Pressing Enter opens the sub-menu to show the configuration of a SATA device on the SATA ports. OffBoard SATA/NVMe Pressing Enter opens the sub-menu to show the Controller Configuration configuration of any devices on the offboard SATA/NVMe controller, if installed. System Date/Time Set the system date/time using the hardware clock. System/Extended Information on the amount of RAM installed. Memory ME FW/ Information on the BIOS version(s) and network adapter MB Series/ address. ...
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The sub-menu here allows you to enable/disable the FlexiCharger. The FlexiCharger can be set to automatically start charging your battery when the battery reaches a certain capacity level (e.g. you could start the battery charge level at 40%). You can then set the level to stop charging (e.g. 100%), but the stop charge level must be higher than the start charge level. I t is not recommended to enable FlexiCharger for extended periods of time. > SW Guard Extensions Enable or disable Intel SGX (Software Guard Extensions.) > Fast Boot Enables or disables boot with initialization of a minimal set of devices required to launch the active boot option. This has no effect for BBS boot options. > DDI Control Determines the Digital Display Interface (DDI) output mode. Can be set to MiniDP (mDP) or Thunderbolt (TBT). Intel(R) Thunderbolt Options for the Thunderbolt 3 bus. > Thunderbolt Support Enable or disable support for Thunderbolt 3. > Security Level Determines if the Thunderbolt port is allowed to send data or only video. Options are Legacy Mode (allow all data transfer), Unique ID or One Time Saved Key, and DisplayPort++ Only. SATA Mode The SATA (Serial ATA) controller is designed to operate in AHCI (Advanced Host Controller Interface) mode only. Power on boot beep Enable/disable a beep as the computer starts up. Battery low alarm beep Enable/disable a beep when the battery is critically low. System76 Galago Pro 2 (galp2) Service Manual 25 ...
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Specify whether or not a password should be entered to boot the computer. If “Enabled” is selected, only users who enter a correct password can boot the system. T he password cannot be reset or cleared if forgotten. Secure Boot Enables support for Secure Boot. This is not recommended or required for Ubuntu. Boot Option Description Boot Option Priorities Determine the boot order for system devices. Boot option #1 will be tried first. It’s recommended to set your boot drive as the 1st option and use the F7 key when temporarily booting from an external device or PXE booting. UEFI Boot Set options for UEFI (Unified Extensible Firmware Interface) booting. > UEFI Boot Enable or disable UEFI booting. Disabling UEFI booting will switch the system to Legacy BIOS boot mode. Note that if an EFI-based OS is installed, it will no longer boot in BIOS mode. If a BIOS-based OS is installed, it will no longer boot in UEFI mode. > Network Stack Enable or disable support for Intel PXE network boot. > Ipv4 PXE Support Allow PXE booting using IPv4. > Ipv6 PXE Support Allow PXE booting using IPv6. System76 Galago Pro 2 (galp2) Service Manual 26 ...
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DDR4-2133MHz, TDP 15W Display 13.3” HiDPI 3200 x 1800 Backlit display Memory Dual Channel D DR4 Two 260 Pin SO-DIMM Sockets Supporting D DR4 2133 MHz Memory Modules (real operational frequency depends on the FSB of the processor) Memory Expandable up to 32GB Compatible with 4GB, 8GB or 16GB Modules Graphics Intel® HD Graphics 620 Dynamic Frequency Intel Dynamic Video Memory Technology Storage One Changeable 2.5" / 7.0 mm (h) HDD/ SSD with SATA (Serial) Interface One M.2 SSD 2280, SATA/PCIe Gen 3*4 Interface Audio High Definition Audio Interface Built-In Stereo Microphone 2 Stereo Built-In Speakers System76 Galago Pro 2 (galp2) Service Manual 27 ...
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Multimedia Interface) Port (with HDCP) One Mini DisplayPort One Microphone-In Jack One RJ-45 LAN Jack One DC-In Jack One Headphone-Out Jack Card reader Embedded Multi-In-1 Card Reader - MMC/ RS MMC - SD/ Mini SD / SDHC/ SDXC M.2 Slots Two M.2 Card Slots: Slot 1 f or M.2 2230 WLAN Combo Module with PCIe & USB Interfaces (A Key) Slot 2 for SSD M.2 2280 Card with SATA / PCIe Gen 3*4 Interface (M Key) Network Built-In 10/100/1000Mb Base-TX Ethernet LAN Intel® Dual Band Wireless-AC 8265 (2*2 802.11 a/c) WLAN + Bluetooth M.2 2230 Combo Module (867Mbps) Intel® Dual Band Wireless-AC 3168 (1*1 802.11 a/c) WLAN + Bluetooth M.2 2230 Combo Module (433Mbps) System76 Galago Pro 2 (galp2) Service Manual 28 ...
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Component Specification Power and battery Full Range AC/DC Adapter AC input 100 - 240V, 50 - 60Hz, DC Output 19V, 2.1A (40 Watts) Embedded 4 Cell Smart Lithium Ion Battery Pack 35.3WH Security Security (Kensington® Type) Lock Slot BIOS Password Trusted Platform Module 2.0 (disabled by default) Operating System Ubuntu Linux Indicators LED Indicators - Power/Suspend, Battery, HDD, Airplane Mode, Camera Environmental Temperature Operating: 5°C - 35°C Non-operating: -20°C - 60°C Relative humidity Operating: 20% - 80% Non-operating: 10% - 90% Dimensions & Weight 12.98” x 8.86” x 0.56” 32.96 x 22.50 x 1.42cm 2.87lbs, 1.3kg base weight, varies with configuration. System76 Galago Pro 2 (galp2) Service Manual 29 ...
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