Replacement Of Power Supply Unit; Replacement Of Fan; Replacement Of Fan Assembly - Sony PFV-SP3300 Maintenance Manual

1-4. Replacement of Power Supply Unit

1-5. Replacement of Fan

1-4. Replacement of Power Supply Unit
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Before starting the replacement, be sure to turn off the
power of both power supply units and pull out the power
plugs from the wall outlets.
1. Remove the front panel. (Refer to Section 1-1.)
2. Remove the two screws and pull out the switching
regulator while holding the handle.
3. Set the power switch of a new power supply unit to the
"O" (OFF) position.
Handle
PSW
3x6
Power supply unit
PSW 3x6
Status indicator
4. Install the new switching regulator in the reverse order
of steps 1 and 2.
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Make sure that the status indicator on the front panel lights
in green when the power is turned on.
1-4 (E)
1-5. Replacement of Fan
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Before starting the replacement, be sure to turn off the
power of both power supply units and pull out the power
plugs from the wall outlets.

1-5-1. Replacement of Fan Assembly

1. Remove the two screws, then pull out the fan
assembly.
2. Install a new fan assembly to the PFV-SP3300 with
the two screws.
B 3x5
Fan assembly
PFV-SP3300