PLANET NAS-7400 User Manual
142
Replacing the Power Supply
Follow this procedure to replace the power supply on the NAS-7400:
Shutdown and Disconnect
i.
In the Tree, click on the + beside the System icon.
ii.
Click on the Reboot / Shutdown icon.
iii.
Click the Shutdown option and click the OK button.
iv.
In the confirmation box, click the OK button.
v.
Wait until the LEDs on the front of the NAS-7400 go dark.
vi.
Disconnect the power cord, network cable, and USB cable.
vii.
Open the front door, remove the disk drive carriers, and set aside
the carriers.
Disassemble the Enclosure
i.
Remove the four screws on the back of the enclosure.
ii.
Carefully remove the back panel from the enclosure.
iii.
Disconnect the fan power harness from its connector on the
motherboard, then set side the back panel.
iv.
Pick up the NAS-7400 and turn the NAS-7400 upside down.
v.
Remove the five screws from the bottom of the enclosure.
vi.
Gently pull the silver side panel away from the chassis.
vii.
Gently slide the blue side panel forward (toward the disk drive end),
then away from the chassis.
viii.
Lift the bottom panel from the back end and slide it off the chassis.
Remove and Replace the Power Supply
i.
Remove the three screws that attach the power supply at the back
panel.
ii.
One screw is beside the power connector, two screws are beside the
power supply fan.
iii.
Remove the screw attaching the power supply to the NAS-7400
chassis, inside near the wiring harness.
iv.
Pull the power supply wiring harness from underneath the chassis
and carefully lift the power supply out of the chassis.
v.
Disconnect the power supply wiring harness from the power
connector on the motherboard.
vi.
Remove the angle bracket from the old power supply.
