Toshiba TECRA S4 Maintenance Manual page 293

4.21 GFX board
2. Remove the following screws and disconnect the GFX board from the connector
CN5900 on the system board.
• M2×4B
M2×4B S-FLAT HEAD
Installing the GFX board
To install the GFX board, follow the steps below and refer to Figure 4-33 and 4-34.
1. Insert the GFX board into the connector CN5900 on the system board slantwise and
press it to connect firmly.
2. Secure the GFX board with the following screws.
• M2×4B
3. Install the GPU heat sink in place and secure it with the following screws in the
order of the number marked on the heat sink.
• M2×4B
TECRA S3 Maintenance Manual (960-532)
S-FLAT HEAD screw
GFX board
Figure 4-34 Removing the GFX board
S-FLAT HEAD screw
S-FLAT HEAD screw
4 Replacement Procedures
×2
CN5900
M2×4B S-FLAT HEAD
×2
×3
[CONFIDENTIAL] 4-51