Toshiba M40 - Manual (Page 185)

4.15 I/O board 4 Replacement Procedures
4.15 I/O Board
Removing the I/O Board
Remove the I/O board according to the following procedures and Figure 4-37.
1. Remove the M2.5x4 black flat-head screw for securing the I/O board.
2. Remove the I/O board.
3. Disconnect the SUMI-card (flat cable) from CN3006 on the I/O board.
Figure 4-37 Removing the I/O board
Installing the I/O Board
Install the sound board according to the following procedures and Figures 4-37.
1. Connect the SUMI-card to CN3006 on the I/O board.
2. Place the I/O board in the correct position.
3. Secure the I/O board with the M2x4 black flat-head screw.
EQUIUM M40/M45 / Satellite M40/M45 Maintenance Manual 4-51