NOTE: Make sure you route the PSU 3 4 (Power Supply Unit connector cable) on system board via processor 2 turtle shell
from the PDB of the bottom layer.
Order From To
1 VSB-PWR_L (+) (VSB left power
connector)
PDB-VSB_PWR1 (+) (PDB power
connector)
2 VSB-GND_L (-) (VSB left ground
connector)
PDB-VSB_GND1 (-) (PDB ground
connector)
3 VSB-PWR_R (+)(VSB right power
connector)
PDB-VSB_PWR2 (+) (PDB power
connector)
4 VSB-GND_R (-) (VSB right ground
connector)
PDB-VSB_GND2 (-) (PDB ground
connector)
5 VSB-SIG2_R (VSB right signal
connector)
VSB-SIG2_R and PDB-VSB_SIG1 (VSB
right signal connector and PDB signal
connector)
6 MB-SIG_PWR_0B (System board power
connector)
PDB-MB_SIG_PWR0 (PDB signal
connector)
7 PSU 3 4 (Power Supply Unit connector
cable)
PDB-MB_PSU3456 (System board
power connector)
Figure 76. Risers 1A and 4A cable connectors on the system board for Intel GPU configurations
Order
From To
1 SL14_CPU1_PA7 and SL13_CPU1_PB7
(Riser 1 signal cable connectors on
system board)
Riser 1 (Mezz)
2 SL10_CPU2_PB5 and SL13_CPU1_PB7
(Riser 4 signal cable connectors on
system board)
Riser 4 (Mezz)
106 Installing and removing system components
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