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Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement

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Use this guide to remove or replace a vital signs module from a Connex monitor.

This guide shows to procedure to remove a module from a standard chassis. The procedure can be repeated to remove the second module from the standard chassis, and the third module from an extended chassis.

PLEASE NOTE: This repair guide was developed by the iFixit team based on Welch Allyn's own service manual. Neither iFixit nor this repair guide is endorsed by or affiliated with Welch Allyn.

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  1. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Stand: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Stand: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Unplug the AC power connection cable.

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  2. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:02crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:02crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Place your thumb and forefinger on the blood pressure (NIBP) hose connector. Squeeze the side tabs until the connector releases.

    • Always grasp the hose by the connector. Do not pull on the hose itself.

    • Pull the connector away from the connector port.

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  3. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:03crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:03crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Place your thumb and forefinger on the Pulse oximetry (SpO2 or combined SpO2/SpHb) cable connector. Squeeze the side tabs until the connector releases.

    • Always grasp the cable by the connector. Do not pull on the cable itself.

    • Pull the connector away from the connector port.

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  4. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:04crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Grasp the temperature probe and pull it up to remove it from the monitor.

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  5. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Remove the cover of the temperature module by pressing the tab and sliding the cover to the right.

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  6. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:06crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:06crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Depress the spring tab on the temperature probe cable connector and withdraw it from the probe port.

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  7. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:07crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Remove the flathead screw on the USB networking door.

    • Loosen the captive Phillips #2 screw securing the monitor to the stand.

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  8. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Holding the monitor securely, open the USB networking door.

    • You may have to lift the monitor slightly to allow the door to swing out from the stand mount.

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  9. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:09crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:09crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Detach any accessory USB cables from USB ports on the monitor.

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  10. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:010crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:010crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:010crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Slide the monitor off of the stand tray.

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  11. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Battery: crwdns2935265:011crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Battery: crwdns2935265:011crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Battery: crwdns2935265:011crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Place the monitor upside down on a clean surface.

    • Insert a coin into the slot and push to open.

    • Choose a coin that fits comfortably into the slot.

    • Remove the battery cover.

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  12. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:012crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:012crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:012crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Use the plastic label to remove the battery from its recess.

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  13. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Rear Housing: crwdns2935265:013crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Rear Housing: crwdns2935265:013crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Open the communications door to access the lower left-hand rear housing screw.

    • Remove the four Phillips #2 screws (labeled 14 in the service manual) from the rear housing.

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  14. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:014crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:014crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • With the handle/alert bar facing you, begin to lift the rear housing from the left side, holding the right side securely.

    • Do not attempt to separate the rear housing from the monitor, it is still attached with several cables.

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  15. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:015crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Support the rear housing while you disconnect the cables in the following steps.

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  16. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:016crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:016crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:016crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Disconnect the fan cable (labeled connector A in the service manual) from its socket in the power supply.

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  17. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:017crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:017crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:017crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Unplug the small USB connector from its socket (labeled J4 in the service manual).

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  18. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:018crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:018crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:018crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Disconnect the communications power cable from its socket (labeled J50 in the service manual).

    • Only pull on the connector itself and not the socket. This connection is very tight, work the connector slowly and gently.

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  19. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:019crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:019crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:019crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Unplug the large USB connector from its socket (labeled J8 in the service manual).

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  20. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:020crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:020crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:020crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Press the tab on the ethernet cable and unplug it from its socket (labeled J9 in the service manual).

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  21. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:021crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • The following connector requires two hands to disconnect. Flip the rear case over, and lay it on its back to gain access to the power supply cable.

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  22. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:022crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:022crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:022crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • The power supply cable is secured by an interlocking connector that must be held open to unplug the connector.

    • Insert the flat end of a spudger down into the power supply cover between the socket clip and the power supply connector.

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  23. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:023crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:023crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:023crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Grasp the power supply cable firmly and lift both it and the spudger from the channel in the power supply housing to unplug the connector.

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  24. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Module: crwdns2935265:024crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Module: crwdns2935265:024crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement, Module: crwdns2935265:024crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Disconnect the USB cable from the module.

    • For the extended chassis: Disconnect the two USB cables from the module.

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  25. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:025crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:025crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:025crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Remove the USB cable from the retaining clip on the module.

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  26. Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:026crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:026crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Welch Allyn Connex Vital Signs Monitor 6000 Module Replacement: crwdns2935265:026crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Slide the module out of the case.

    • Repeat the above procedure to remove any additional modules from the chassis.

    • During reassembly, install the module closest to the display first.

    • Reinsert modules into the housing with the serial number label facing up.

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

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