Philips Respironics V200 Esprit Power Supply Replacement Repair Guide

Difficulty

Difficult

Steps

11

Time Required

                          25 minutes            

Sections

1

• Power Supply
• 11 steps

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Introduction

Information about removing and installing the power supply can be found in the Service Manual in Chapter 10.10.1-2 on pages 10.22-24. In order to remove the power supply, you must also remove and reinstall the power supply shroud and MMI PCB. Information on these topics can be found in Chapter 10.8 on page 10-21 and Chapter 10.12 on page 10-26 in the Service Manual).

What you need

Step 1

              Power Supply               

• Remove the power supply shroud (Instructions found in Chapter 10.8 on page 10-21 of the Service Manual).

Remove the power supply shroud (Instructions found in Chapter 10.8 on page 10-21 of the Service Manual).

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Step 2

• Loosen the screws on power supply connector TB1 (page 10-22 of Service Manual).
• Disconnect the following wires:
• Brown (terminal 1)
• Blue (terminal 2)
• Green (Terminal 4)

Loosen the screws on power supply connector TB1 (page 10-22 of Service Manual).

Disconnect the following wires:

Brown (terminal 1)

Blue (terminal 2)

Green (Terminal 4)

Step 3

• Loosen the screws on power supply connector TB2 (page 10-22 of Service Manual).
• Disconnect the following wires:
• Red (Terminal 1)
• Black (Terminal 4)
• Caution! Do not remove the black ground wire from TB3 Terminal 3.

Loosen the screws on power supply connector TB2 (page 10-22 of Service Manual).

Red (Terminal 1)

Black (Terminal 4)

Caution! Do not remove the black ground wire from TB3 Terminal 3.

Step 4

• Loosen the screws on the power supply connector TB3 (page 10-22 in Service Manual).
• Disconnect the following wires:
• Red (Terminal 1)
• Black (Terminal 2)
• Caution! Do not remove the black ground wire from TB3 Terminal 2.

Loosen the screws on the power supply connector TB3 (page 10-22 in Service Manual).

Black (Terminal 2)

Caution! Do not remove the black ground wire from TB3 Terminal 2.

Step 5

• Using a 4-mm hex driver, remove the eight M5 x 12 screws that secure the power supply to the top enclosure (page 10-22 in Service Manual),

Using a 4-mm hex driver, remove the eight M5 x 12 screws that secure the power supply to the top enclosure (page 10-22 in Service Manual),

Step 6

• For this step, lift the power supply as needed (page 10-22 of Service Manual).
• Disconnect cables from connectors J1, J2, and J3.

For this step, lift the power supply as needed (page 10-22 of Service Manual).

Disconnect cables from connectors J1, J2, and J3.

Step 7

• Lift the power supply from the top enclosure (page 10-22 of Service Manual).
• You must install the MMI PCB before installing the power supply. Information on how to do this can be found in Chapter 10.12 on page 10-26 of the Service Manual.
• When installing the power supply, make sure no cables are routed underneath the power supply.

Lift the power supply from the top enclosure (page 10-22 of Service Manual).

You must install the MMI PCB before installing the power supply. Information on how to do this can be found in Chapter 10.12 on page 10-26 of the Service Manual.

When installing the power supply, make sure no cables are routed underneath the power supply.

Step 8

• Reinstalling the power supply (page 10-24 of Service Manual):
• Reinstall the eight screws that hold the power supply to the top enclosure.
• Do not tighten the screws until all are installed.

Reinstalling the power supply (page 10-24 of Service Manual):

Reinstall the eight screws that hold the power supply to the top enclosure.

Do not tighten the screws until all are installed.

Step 9

• Connect the following cables to the power supply (page 10-24 of Service Manual):
• Cable PSU J1 to connector J1
• Cable PSU J2 to connector J2
• Cable PSU J3 to connector J3

Connect the following cables to the power supply (page 10-24 of Service Manual):

Cable PSU J1 to connector J1

Cable PSU J2 to connector J2

Cable PSU J3 to connector J3

Step 10

• Install the following wires to the power supply (page 10-24 of Service Manual):
• Red and black wires (PSU TB3) to connector TB3
• Red and black wires (PSU TB2) to connector TB2
• Blue, green, and brown wires from the AC mains panel to connector TB1
• When installing, push the wires completely into the connectors.
• No wires should be visible after being tightened at the terminal block.

Install the following wires to the power supply (page 10-24 of Service Manual):

Red and black wires (PSU TB3) to connector TB3

Red and black wires (PSU TB2) to connector TB2

Blue, green, and brown wires from the AC mains panel to connector TB1

When installing, push the wires completely into the connectors.

No wires should be visible after being tightened at the terminal block.

Step 11

• Reinstall the power supply shroud (Instructions found in Chapter 10.8 on page 10-21 of the Service Manual).
• Make sure the red and black wires from TB3 rest inside the shroud slots.
• Make sure the shroud does nor pinch any cables.
• All cable assemblies and wires must be routed between the shroud and the top enclosure wall.
• The black ground wire reattaches to the shroud with the longer screw (near connector TB2).

Reinstall the power supply shroud (Instructions found in Chapter 10.8 on page 10-21 of the Service Manual).

Make sure the red and black wires from TB3 rest inside the shroud slots.

Make sure the shroud does nor pinch any cables.

All cable assemblies and wires must be routed between the shroud and the top enclosure wall.

The black ground wire reattaches to the shroud with the longer screw (near connector TB2).

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                    Grace Gius                     

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                       Cal Poly, Team S1-G4, Zimmerman Spring 2020                        

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Shashikumar G - Jun 16, 2022

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