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Assembly

When you get your Compute Blade, the box will include:

  • Compute Blade
  • Latch Lever
  • Latch Anchor
  • x2 M3x6 Screws
  • M2x2.5 Screw
  • M2x2.5 Standoff
  • M2 Nylon Washer

Out of the Box

Removing the Blade from the box it will be wrapped in bubble wrap. The Latch and other hardware will be a separate bag in the box.

Blade parts

From the factory the Blade will have Kapton tape on all of the threaded mounting points and the DIP Switches(if dev model). Remove the tape.

MK4 K blade with locations of Kapton tape marked

Latch

The latch comes in two parts:

Parts for compute blade latch

To assemble the two parts place the "lever" with the flat side down, then place the "Anchor" with the two mounting holes facing the table as shown in the image above. Next press firmly until the pieces snap together.

warning

Be sure to assemble the two parts correctly; it is difficult to separate them and can damage the latch.

Latch is now assembled

With the Latch assembled it can be secured to the blade. Using a PH1 screw driver, take the two M3x6 screws and secure the latch to the blade.

Latch Attached to the MK4-K Blade

The latch is now assembled and attached to the Compute Blade.

M.2 Slot

The Compute Blade has 1 M.2 M key slot for expansion, which supports devices from 2230 to 22110. This slot can be used to for Storage, hardware accelerator, or even a GPU.

tip

If you are unsure about which threaded insert to put the standoff in check the M.2 Slot page

MK4-k Blade with parts and Samsung SSD 980

To use the slot, screw the included M2x2.5 standoff into the threaded insert corresponding to the size of your M.2 device using a 5mm hex driver. The bellow picture shows a Samsung SSD 980 which is a 2280 M.2 M key device.

MK4-K blade with standoff installed in the 2280 position
tip

If installing an NVMe SSD, you may want to install an Operating system first. See our imaging guide

Place the M2 nylon washer on the M2x2.5 screw and insert the M.2 device at a 30° angle.

MK4-K blade with Samsung SSD 980 placed

Finally, using a PH1 driver secure the M2x2.5 screw with the M2 nylon washer to the standoff.

MK4-K blade with Samsung SSD 980 Installed

The M.2 device is now installed.

Compute Module

The Compute Blade is built for the Raspberry Pi Compute Module 4(CM4).

warning

The Compute Blade is made for the CM4; other compute modules may NOT work as intended on the Compute Blade as they are not officially validated.

Blade with cm4 above

Align the CM4 board to board connecter with the Compute Blade.

Blade with cm4 above and flipped over showing board to board connecter

Place the CM4 onto the connector and press firmly.

Blade with CM4 installed

Heat Sink

A heat sink is recommend to get the most out of your CM4. The Compute Blade Heat Sink is built to give your Compute Blade the best performance.

Included in the box

  • Heat Sink
  • x4 M2.5x8 Screws
  • Extra Thermal Pads
Compute Blade with Heat Sink parts
warning

To install the Heat Sink a Compute Module 4 must be installed first

Remove the plastic from the pre-applied thermal pads.

Heat Sink with thermal pads highlighted

Place the heat sink on to the CM4. The text on the edge of the heat sink should be at the top of the blade. The Heat sink can now be secured with the four included M2.5x8 screws. Using a PH1 screw driver, tighten the screws to secure the heat sink.

warning

Do not over tighten the screws. Over tightening will cause the Compute Blade to bend.

Blade with Heat Sink attached

The Heat Sink is now fully installed.

Fan Unit

If you would like to assemble a fan unit see our fan unit instructions