4 Replacement Procedures 4.17 FIR Board
Installing the FIR Board
To install the FIR board, follow the steps below and refer to the figure 4-27.
1. Connect the FIR board to PJ9500 on the system board.
2. Check the position of the wireless communication switch on the FIR board and the
switch on the system chassis. Fit their positions and place the FIR board. Make sure
they are correctly interlocked by sliding the switch on the system chassis several
times.
3. Secure the FIR board with the following screws.
• M2.5×6 FLAT HEAD screws ×2
4-50 Satellite A20 Maintenance Manual (960-444)