4: Repair Internal Assemblies — Rear Chassis
104
Power Supply Assembly
NOTE: Philips recommends replacing Fans during this repair. Purchase the 453564206371 kit and follow the
instructions below.
Preparation
1 Open the Case. See “Opening the Case” on page 87.
2 Remove the Rear Chassis Shelf. See “Rear Chassis Shelf” on page 93.
Removal
1 Disconnect both braided Fan bundles from the Therapy PCA, see Figure 62 on page 102.
2 Remove both braided Fan bundles from the Rear Chassis grommet.
3 Release the Network cable, ECG Out 2-wire bundle, and both Fan braided wires from four saddle
clamps (see Figure 61 on page 100).
4 Disconnect Power Supply Assembly (see Figure 65):
a Disconnect the AC power 2-wire bundle from the Power Supply (
➊).
b Disconnect the AC ground spade connector from the Power Supply (
➋).
Use pliers if necessary.
c Disconnect the Power Output Connector (
➌).
5 Remove the four T10 screws from the Power Supply Assembly (
➍).
6 Remove the Power Supply Assembly.
Reuse the two plastic shields.
Figure 65 Power Supply
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