Acer Aspire E1-421 Acer Aspire E1-421 Notebook Service Guide - Page 149

Replacing the IO Board 0 1. Place IO Board (D) on the base assembly (Figure 3-71). D Figure 3-71. Component Location 2. Install and secure one (1) screw (C) to the IO board (Figure 3-72). C A B Figure 3-72. IO Board 3. Connect IO board FPC (A) to IO board connector (B) (Figure 3-72). Machine Maintenance Procedures 3-63