3. Remove the power supply assembly from the rear chassis.
4. Disconnect the three power supply cables from the power supply board.
5. Remove the fan from the four elastic retaining grommets that secure the fan to the bracket. T
o reinstall the fan, use needle nose pliers
to pull the grommet ends through the fan mounting holes.
6. Use a T-10 Torx bit screwdriver to remove the seven screws securing the power supply board to the power supply bracket.
Maintenance
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