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Newport e500 Power Supply Disassembly

Medical Equipment
Neither iFixit nor this repair guide is endorsed by or affiliated with the medical device manufacturer.

Introduction

This step of removing the power supply needs to be done carefully. It is important to note that in no instance are you able to touch the transformer on the power supply. This could lead to permanent damage. For more information go to page 75 of the service manual.

What you need

  1. Newport e500 Power Supply Disassembly, Newport e500 Top Cover Disassembly: step 1, image 1 of 1

    • Place device so that the top cover is facing you.

    • Open the top cover.

    Edit

  2. Newport e500 Power Supply Disassembly: step 2, image 1 of 1

    • Remove the four hex nuts and lock washers (two at each hinge) that secure the cover to the hinges on the left side of the pneumatic box.

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  3. Newport e500 Power Supply Disassembly: step 3, image 1 of 1

    • Remove the cover and set aside. Retain hardware for re-assembly.

    Edit

  4. Newport e500 Power Supply Disassembly, Newport e500 Left Side Panel Disassembly: step 4, image 1 of 1

    • Carefully place the GDU on its right side with the front of the GDU facing you.

    • Remove the three screws and washers at the top edge of the left side panel.

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  5. Newport e500 Power Supply Disassembly: step 5, image 1 of 1

    • Remove the two screws and washers from the underside of the left side panel.

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  6. Newport e500 Power Supply Disassembly: step 6, image 1 of 1

    • Remove the left side panel. Retain hardware for re-assembly.

    Edit

  7. Newport e500 Power Supply Disassembly, Newport e500 Right Side Panel Disassembly: step 7, image 1 of 1

    • Carefully place the GDU on its left side.

    Edit

  8. Newport e500 Power Supply Disassembly: step 8, image 1 of 1

    • Remove the four screws and washers at the top edge of the right side panel.

    Edit

  9. Newport e500 Power Supply Disassembly: step 9, image 1 of 1

    • Remove the two screws and washers from the underside of the right side panel.

    Edit

  10. Newport e500 Power Supply Disassembly: step 10, image 1 of 1

    • Remove the right side panel. Retain hardware for re-assembly.

    Edit

  11. Newport e500 Power Supply Disassembly, Newport e500 Flow Sensor Cover Disassembly: step 11, image 1 of 1

    • Remove the three screws and washers that secure the flow sensor cover to the pneumatic box assembly. Retain the hardware for re-assembly.

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  12. Newport e500 Power Supply Disassembly: step 12, image 1 of 1

    • Remove the flow sensor cover.

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  13. Newport e500 Power Supply Disassembly, Newport e500 Pneumatic Box Disassembly: step 13, image 1 of 1

    • Remove the two screws and washers (back corners), one screw and washer (exhalation module support bracket), and two standoffs and washers (front corners) that secure the pneumatic (upper) box assembly to the electronic box assembly. Lift the Pneumatics Box and carefully tilt to one side.

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  14. Newport e500 Power Supply Disassembly: step 14, image 1 of 1

    • Remove cables from connectors J1, J2, J3, J4, J5, and J6 on the main PCB (4 connectors are not shown due to being blocked by the side panel). Note the position of these connectors for re-assembly.

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  15. Newport e500 Power Supply Disassembly: step 15, image 1 of 1

    • If not already detached, remove the heater cables from J5 and J6 on the DC-DC power supply PCB.

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  16. Newport e500 Power Supply Disassembly, Newport e500 Power Supply Disassembly: step 16, image 1 of 1

    • From the underside of the electronics box assembly, remove the four screws and lock washers that secure the power supply to the box assembly.

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  17. Newport e500 Power Supply Disassembly: step 17, image 1 of 1

    • Disconnect cables from connectors J1 and J2 on the power supply.

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  18. Newport e500 Power Supply Disassembly: step 18, image 1 of 1

    • Lift the power supply out of the electronics box assembly.

    Edit
Conclusion

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

Author

with 1 other contributor

Jared McMullen

Member since: 05/02/18

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4 Guides authored

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Team

Cal Poly, Team S7-G16, Paton Spring 2020 Member of Cal Poly, Team S7-G16, Paton Spring 2020

CPSU-PATON-S20S7G16

3 Members

13 Guides authored

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