Sony PWS-4400 (SY) Service Manual page 78

3. Remove the two screws to detach the DC fan.
• DC fan (80 square)
PSW3 x 20
DC fan (80 square)
Label side
• DC fan (60 square)
DC fan (60 square)
PSW3 x 20
Label side
PSW3 x 20
Note
• When installing the fan, arrange the fan harness as shown in the figure.
• Install the DC fan carefully paying attention to the label side and the harness position.
4. Install the removed parts by reversing the steps of removal.
PWS-4400
CN2
CN-3372 board
CN4
PSW3 x 20
CN5
CN-3372 board
Wire holder
PSW3 x 20
Label side
CN3
DC fan (60 square)
PSW3 x 20
DC fan (80 square)
Wire holder
PSW3 x 20
Side snap fastener
Wire holder
Side snap fastener
Label side
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