Compaq GS160 - Manual (Page 58)

3-10 AlphaServer GS80/160/320 User's Guide
3.4 System Box
The system box contains two QBBs. Figure 3–5 shows a fully populated
QBB as seen from the front of the cabinet. Figure 3–6 shows the second
QBB at the rear of the cabinet.
Figure 3–5 System Box QBB (Cabinet Front)
CPU 2 CPU 0
Memory 3 Memory 1
PSM Clock
Splitter
Auxiliary
Power
Main
Power
Directory CPU 3 CPU 1
Memory 2 Memory 0
I/O Riser
I/O Riser
Signal Cable
PK0610