■ To remove the power supply and power switch1. Access and open the imagePRESS Server, as described on “Accessing the imagePRESS Server” on page 13.2. Remove the 24-pin power cable from the motherboard (see “Motherboard jumpers” on page 19).3. Remove the 4-pin power cable from the motherboard (see “Motherboard jumpers” on page 19).4. Remove the power cable from the power connector on the HDD (see “Hard disk drive (HDD)” on page 32).5. Remove the power supply cables from the plastic clips that secure them to the chassis.6. Remove the four screws that attach the power supply to the chassis (see below figure).First remove the two screws that attach the power supply duct to the chassis. Remove the remaining two screws. Set thescrews aside so that you can replace them later.7. Gently lift the power supply out of the chassis.21Removing the power supplyNo. Item1 Power switch2 Screw (1 of 4)■ To replace the power supply1. If you are replacing the power switch, locate the new power switch included with the replacement power supply kit. Orientthe power switch as shown in “To remove the power supply and power switch” on page 31.2. Place the power supply inside the chassis (see “To remove the power supply and power switch” on page 31).Make sure to fit the power connector through the cutout in the chassis. Align the mounting holes in the power supply withthe holes in the chassis.3. Using the four screws that you removed earlier, secure the power supply to the chassis.Attach the power supply duct using the two screws that you removed earlier.4. Connect the HDD power cable to the SATA power connector on the HDD.5. Connect the 4-pin (2x2) power cable to the 4-pin connector on the motherboard.For the location of the motherboard connector, see “Motherboard jumpers” on page 19. Connect the power cable to pins 1through 4 of the motherboard connector. The cable is keyed to fit only one way.6. Connect the 24-pin power cable to the 24-pin connector on the motherboard.For the location of the motherboard connector, see “Motherboard jumpers” on page 19. The cable is keyed to fit only oneway.7. Make sure that all power connectors are properly aligned and securely connected.8. Secure the power cables to the chassis using the two plastic clips on the base of the chassis.9. Replace any tie-wraps that you may have removed or cut while removing the power cables earlier.3. REPLACING PARTS31