Precision 3630 Tower Service Manual

Installing the system board

1. Slide the I/O ports on the system board into the slots on the chassis and place the system board on the chassis [1]. Align the screw holes on the system board with the screw holes on the chassis [2].
   
2. Replace the 8 #6-32x1/4'' screws that secure the system board to the chassis.
   
3. Route and connect the following cables:
   • IO audio cable [1]
   • Speaker cable [2]

   
4. Route and connect the following cables:
   • ODD SATA cable [1]
   • Primary HDD SATA cable [4]
   • IO USB cable [3]
   • Type-C cable [4]
   • SD card cable [5]

   
5. Route and connect the following cables:
   • System board power connector cable [1]
   • CPU power cable [2]
   • System fan cable, intrusion cable, and IO panel cable [3]

   
6. Install the:
   1. Optional IO card
   2. Processor
   3. VR heat sink (for models shipped with 95W heat sink assembly)
   4. Heatsink assembly (for models shipped with 95W heat sink assembly)
   5. SSD
   6. Graphics card
   7. Memory module
   8. PSU hinge
   9. Cover
7. Follow the procedure in After Working Inside Your Computer.