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Cisco 878 Integrated Services Router Motherboard Disassembly

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  1. Cisco 878 Integrated Services Router Motherboard Disassembly, Remove the two screws on back side: paso 1, imagen 1 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove the two screws on back side: paso 1, imagen 2 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove the two screws on back side: paso 1, imagen 3 de 3
    • Only trained and qualified personnel should be allowed to install, replace, or service this equipment!

    • During this procedure, wear grounding wrist straps to avoid ESD damage to the card. Do not directly touch the backplane with your hand or any metal tool, or you could shock yourself!

    • Make sure that the power switch is turned to standby and that the power supply cable is disconnected. Disconnect all cables from the router back panel.

    • Use the Phillips #1 Screwdriver to remove the two screws on back side of the device.

  2. Cisco 878 Integrated Services Router Motherboard Disassembly, Remove top cover: paso 2, imagen 1 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove top cover: paso 2, imagen 2 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove top cover: paso 2, imagen 3 de 3
    • 1. Gently push the top cover of the router away from you.

    • 2. Lift it up top cover from the bottom of the router.

    • 3. Remove top cover from the device.

    • Place the router bottom on an antistatic mat.

  3. Cisco 878 Integrated Services Router Motherboard Disassembly, Remove the three screws on front side: paso 3, imagen 1 de 2 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove the three screws on front side: paso 3, imagen 2 de 2
    • Use the Phillips #1 Screwdriver to remove the three screws on front side of the device.

  4. Cisco 878 Integrated Services Router Motherboard Disassembly, Remove the inner metal shield: paso 4, imagen 1 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove the inner metal shield: paso 4, imagen 2 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove the inner metal shield: paso 4, imagen 3 de 3
    • 1. Gently lift up inner metal shield from the bottom of the router.

    • 2. Remove inner metal shield from the device (see the anchors on the picture).

    • Be careful and do not distort the plates!

  5. Cisco 878 Integrated Services Router Motherboard Disassembly, Remove  StrataFlash Memory module: paso 5, imagen 1 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove  StrataFlash Memory module: paso 5, imagen 2 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove  StrataFlash Memory module: paso 5, imagen 3 de 3
    • 1. Place your fingers on the levers at the two sides of the slot, and push open.

    • 2. Firmly pull the release lever away from the module until the module pops up.

    • 3. You can then remove the module from the module slot.

  6. Cisco 878 Integrated Services Router Motherboard Disassembly, Remove black and silver screws: paso 6, imagen 1 de 1
    • 1. Use the Phillips #1 Screwdriver to remove the black screw.

    • 2. Use the Phillips #1 Screwdriver to remove the silver screw as shown on picture.

    • You should remove just only one silver screw - the second one is holding just cooling plate.

  7. Cisco 878 Integrated Services Router Motherboard Disassembly, Remove CPU module: paso 7, imagen 1 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove CPU module: paso 7, imagen 2 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove CPU module: paso 7, imagen 3 de 3
    • Gently pull the module up to disconnect two connectors underneath.

    • Be careful and don't damage 4-pin connector (marked RED).

  8. Cisco 878 Integrated Services Router Motherboard Disassembly, Remove screws holding motherboard: paso 8, imagen 1 de 1
    • Use the Phillips #1 Screwdriver to remove the two screws holding the motherboard.

    • When putting screws back, don't use force - threads are made of plastic!

  9. Cisco 878 Integrated Services Router Motherboard Disassembly, Remove motherboard from the case: paso 9, imagen 1 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove motherboard from the case: paso 9, imagen 2 de 3 Cisco 878 Integrated Services Router Motherboard Disassembly, Remove motherboard from the case: paso 9, imagen 3 de 3
    • 1. Gently lift up the board to release plastic locks.

    • 2. Gently pull the board away from backside panel (to release metal shielding locks around connectors).

    • 3. Remove board from the case.

Conclusión

To reassemble your device, follow these instructions in reverse order.

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Jiri Altman

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