Maintenance and Service Guide

3. Pull the system board (1) up to disengage the connectors, and then remove the system board (2).
4. Release the USB cable (1), and then disconnect the audio board cable (2) from the bottom of the system
board.
Reverse this procedure to install the system board.
Heat sink
Table
6-9 Heat sink description and part number
Description Spare part number
Heat sink
N17E L24357-001
N17P/N18P L24358-001
N18E L51908-001
Before removing the heat sink, follow these steps:
56 Chapter 6 Removal and replacement procedures for authorized service provider parts