Chapter 3: Replacing Pre-Installed Components
39
3.6
Replacing the LED Control Board
Follow these instructions to replace the LED control board.
1. Remove two screws securing LED control board unit to
the chassis.
2. Lift the LED control board unit free of the chassis.
3. Remove three screws securing LED control board to the
bracket.
Summary of Contents for B3970-U
Page 1: ...Transport GT20 B3970 U Service Engineer s Manual ...
Page 2: ......
Page 16: ...8 Chapter 1 Overview 1 5 5 Motherboard S3970 Block Diagram ...
Page 17: ...Chapter 1 Overview 9 1 5 6 Motherboard Layout ...
Page 38: ...30 Chapter 2 Setting Up NOTE ...
Page 62: ...54 Chapter 3 Replacing Pre Installed Components NOTE ...
Page 75: ...67 NOTE ...