Dell DR4300 System Owner's Manual page 97

Figure 41. Identifying connectors on the expansion card riser 2
a. expansion card slot 4
b. expansion card slot 5
c. power connector (for GPU cards)
Figure 42. Removing the expansion card riser 3
1. riser guide-front
3. expansion card riser 3
5. expansion card riser 3 connector
2. power connector (for GPU cards)
4. riser guide-back
Installing and removing system components 97