
3.3 Removing the Cover
Before replacing any parts you must remove the chassis cover.
Follow
Chapter 2.1.1
to remove the cover of the Transport TN68-
-B4989.
3.4
Replacing Motherboard Components
Follow these instructions to replace motherboard components,
including the motherboard.
3.4.1 Disconnecting All Motherboard Cables
Before replacing the motherboard or certain components, remove
cables connected to the motherboard. Follow these instructions to
remove all motherboard cabling.
1. Disconnect all the power cable
2. Disconnect SATA/SAS cable, DVD Rom drive cable, USB cable
and front panel cable.
.
Chapter 3: Replacing Preinstalled Components
45
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...