Apple mac pro 8x User Manual
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Mac Pro (8x) Take Apart — Hard Drive Cable Harness 121 Procedure Disconnect the hard drive data and power cable connectors from the logic board. 1. Using a long-handled, magnetized #1 Phillips screwdriver, remove the two screws holding 2. the hard drive cable harness connector to the bracket below hard drive bay 1. Remove the connector from the bracket.3. Repeat for the other three connectors below hard drive bays 2, 3, and 4. 4. Remove the hard drive cable harness from the enclosure.5.
Mac Pro (8x) Take Apart — Hard Drive Temperature Sensor Cable 12 2 Hard Drive Temperature Sensor Cable The hard drive temperature sensor cable is a wire harness with four connectors, one for each hard drive temperature sensor. Be careful not to catch or damage any of the wires when removing the harness from the enclosure. Tools No tools are required for this procedure. Preliminary Steps Before you begin, open the computer, lay it on its side with the access side facing up, and remove the following: Hard drives and hard drive carriers in drive bays 1 and • 2 Any 12-inch PCI Express card• s Processor heatsink cove• r Front fan assembl• y Part Location
Mac Pro (8x) Take Apart — Hard Drive Temperature Sensor Cable 12 3 Procedure Disconnect the hard drive temperature sensor cable from the logic board.1. Disconnect the four connectors on the hard drive temperature sensor cable from the four 2. hard drive temperature sensors. Remove the hard drive temperature sensor cable from the enclosure.3. Replacement Note: The connectors on the hard drive temperature sensor cable are labeled with HDD1, HDD2, HDD3, and HDD4 to indicate the connector that belongs to each temperature sensor.
Mac Pro (8x) Take Apart — Hard Drive Temperature Sensor 12 4 Hard Drive Temperature Sensor There are four hard drive temperature sensors, one for each hard drive. This procedure explains how to remove the sensor for the hard drive in drive bay 1. The procedure for removing the other three sensors is similar, except that the only part you need to remove before beginning the procedure is the hard drive directly over the sensor. Tools The only tools required for this procedure are a mirror and a black stick or a flat-blade screwdriver. Preliminary Steps Before you begin, open the computer, lay it on its side with the access side facing up, and remove the following: Hard drives and hard drive carriers in drive bays 1 and • 2 Any 12-inch PCI Express card• s Processor heatsink cove• r Front fan assembl• y
Mac Pro (8x) Take Apart — Hard Drive Temperature Sensor 12 5 Part Location Procedure Disconnect the sensor cable for the hard drive in bay 1 and move the cable out of the way. 1.
Mac Pro (8x) Take Apart — Hard Drive Temperature Sensor 126 Using a mirror, locate the two round black nubs on the bottom of the hard drive sensor 2. below hard drive bay 1. Using a black stick or a flat-blade screwdriver, press up on the nubs and remove the sensor 3. from the enclosure.
Mac Pro (8x) Take Apart — Power Cable Harness 12 7 Power Cable Harness The power cable harness consists of the following cables: Power supply PS1 cable• Power supply PS2 cable• Power supply PS3 cable• Power supply PS4 control cable• Front panel board power cable• Front panel board audio cable• Front panel board FireWire 800 cable• Tools No tools are required for this procedure. Preliminary Steps Before you begin, open the computer, lay it on its side with the access side facing up, and remove the following: Optical drive carrier and optical drive• s Hard drives and hard drive carriers in drive bays 1 and • 2 PCI Express card installed in slot • 1 Any 12-inch PCI Express card• s Processor heatsink cove• r Front fan assembl• y Top and bottom memory card• s with DIMMs Memory cage with rear fa• n Optical drive power cabl• e Optical drive data cabl• e Front panel boar• d
Mac Pro (8x) Take Apart — Power Cable Harness 12 8 Part Location Procedure Disconnect the power cable harness connectors from the logic board. 1.
Mac Pro (8x) Take Apart — Power Cable Harness 129 Using a Phillips screwdriver, remove the two mounting screws on the power supply cable 2. cover located at the back of the optical drive bay. Slide the cover toward the top of the enclosure, tilt it up until the two tabs on the cover clear 3. the slots in the media shelf, and remove the cover from the enclosure. Replacement Note: Replace the cover at an angle so that the tabs engage with the slots in the media shelf. Then lower the cover into place.
Mac Pro (8x) Take Apart — Power Cable Harness 130 Release the four power supply cables from their hook-and-loop fasteners on the enclosure.4. Depress the locking latch on each cable connector and disconnect the four power supply 5. cables from the four connectors on the power harness cable. Slip the four connectors out through the opening in the media shelf, removing them one at 6. a time.