Toshiba TECRA S1 - Manual (Page 198)

4 Replacement Procedures 4.13 I/O Board
4-50 TECRA S1 Maintenance Manual
4.13 I/O Board
Removing the I/O Board
Remove the I/O board according to the following procedures and Figure 4-33.
1. Disconnect the SUMI-card (flat cable) from CN5 on the system board.
2. Remove the M2.5x4 black flat-head screw for securing the I/O board.
3. Remove the I/O board.
4. Disconnect the SUMI-card (flat cable) from CN5003 on the I/O board.
Figure 4-33 Removing the I/O board
Installing the I/O Board
Install the sound board according to the following procedures and Figures 4-33.
1. Connect the SUMI-card to CN5003 on the I/O board.
2. Place the I/O board in the correct position.
3. Secure the I/O board with the M2.5x3.5 black flat-head screw.
4. Connect the SUMI-card to CN5 on the system board.