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This teardown is not a repair guide. To repair your Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch, use our service manual.

  1. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Exterior pics (front, top, back): step 1, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Exterior pics (front, top, back): step 1, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Exterior pics (front, top, back): step 1, image 3 of 3
    • Insert wisdom here.

  2. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Exterior pics (bottom, left, right): step 2, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Exterior pics (bottom, left, right): step 2, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Exterior pics (bottom, left, right): step 2, image 3 of 3
    • Insert wisdom here.

  3. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Remove case: step 3, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Remove case: step 3, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Remove case: step 3, image 3 of 3
    • Use a phillips #1 bit to remove 4 case screws.

    • For me, 1 was under a sticker, don't miss it

    • The metal case is 2 pieces. The front/sides are attached to the PCB, so slide the back/top/bottom piece off.

  4. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Remove daughter board: step 4, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Remove daughter board: step 4, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Remove daughter board: step 4, image 3 of 3
    • Pull out cable connector

    • Undo 3 Phillips #1 screws

    • Lift the board out

  5. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Daughter board pics: step 5, image 1 of 2 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Daughter board pics: step 5, image 2 of 2
    • Insert wisdom here.

  6. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Component identification (top of main board): step 6, image 1 of 1
    • Main SoC: ASIX AX68002 product page

    • USB3 hub controllers (3x): VIA Labs VL817-Q7 datasheet

    • USB3 mux/demux switch: Pericom PI3USB302-A product page

    • HDMI2 switch: AlgolTek AG7210 datasheet

    • Serial NOR SPI flashes (4Mb, 2x - third on back): H&M/Bright Moon Semiconductor T25S40 datasheet, flash dump

    • Piezo speaker

  7. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Remove main board from case: step 7, image 1 of 2 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Remove main board from case: step 7, image 2 of 2
    • Remove 4x phillips #1 screws

    • Slide PCB out of case

  8. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Component identification (bottom of main board): step 8, image 1 of 1
    • Power distribution switch: Microchip MIC2026-1YM product page

    • Serial NOR SPI flash (1x - other 2 on front): H&M/Bright Moon Semiconductor T25S40 datasheet, flash dump

    • UART header. From L to R (remember this is the bottom!): VCC, device RX, device TX, GND. Bootloader and app output at 19200 baud, 8 data bits, 1 stop bit, no parity, no flow control

    • Bootlog

    • Debug jumpers for AX68002. Inner row from back to front: TEST_MODE, SYSCK_SEL, BURN_FLASH_EN, BURN_FLASH_921K

    • Outer row pairs with adjacent inner row pin to alter behavior. From back to front: pull-up (PU), pull-down (PD), PU, PD

  9. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 9, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 9, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 9, image 3 of 3
    • Insert wisdom here.

  10. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 10, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 10, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 10, image 3 of 3
    • Insert wisdom here.

  11. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 11, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 11, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 11, image 3 of 3
    • Insert wisdom here.

  12. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 12, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 12, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 12, image 3 of 3
    • Insert wisdom here.

  13. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 13, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 13, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 13, image 3 of 3
    • Insert wisdom here.

  14. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 14, image 1 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 14, image 2 of 3 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 14, image 3 of 3
    • Insert wisdom here.

  15. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 15, image 1 of 2 Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Further closeups: step 15, image 2 of 2
    • Insert wisdom here.

  16. Monoprice Blackbird 4K HDMI 2.0 and USB 3.0 2x1 KVM Switch Teardown, Accessible debug pins: step 16, image 1 of 1
    • Insert wisdom here.

Kyle Westhaus

Member since: 05/15/20

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