
3.4.2 Removing the Motherboard
After removing all of the aforementioned cables, follow these
instructions to remove the motherboard from the chassis.
1.
Remove the heatsinks and processors if installed.
2.
Remove the eleven screws securing the motherboard to the
chassis.
Note
: You may need to unscrew the front three screws through the
holes in the bracket.
Chapter 3: Replacing Preinstalled Components
47
Summary of Contents for B4989
Page 1: ...Transport TN68 B4989 Service Engineer s Manual...
Page 2: ......
Page 27: ...1 6 6 System Block Diagram Chapter 1 Overview 19...
Page 30: ...22 Chapter 1 Overview...
Page 41: ...Chapter 2 Setting Up 33...
Page 43: ...5 Secure the holder to the chassis follow the above steps in reverse Chapter 2 Setting Up 35...
Page 50: ...42 Chapter 2 Setting Up...
Page 54: ...46 Chapter 3 Replacing Preinstalled Components...
Page 72: ...Rear View 64 Chapter 3 Replacing Preinstalled Components...
Page 86: ...Step 6 Connect the data cables 78 Appendix II Installing the Internal 2 5 HDD...
Page 92: ...84 Appendix IV Cable Connection Tables...
Page 96: ...88 Appendix V FRU Parts Table...