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Lower processor board (MB) connectors

The following illustrations show the internal connectors on the lower processor board (MB).

Figure 1. Lower processor board (MB) connectors
Lower processor board (MB) connectors
Table 1. Lower processor board (MB) connectors

1 PE4AB_L connector

15 M.2 slot 2

2 PE4CD_L connector

16 PCIe slot P3/S3

3 PDB_CONN1 connector

17 SCM connector

4 UPI3_L connector

18 Front intrusion connector

5 PE4AB_R connector

19 Internal sideband connector

6 PE4CD_R connector

20 External sideband slot

7 PDB_CONN2 connector

21 PCIe slot P2/S2

8 UPI3_R connector

22 PCIe slot P1/S1

9 Rear OCP connector

23 Top cover intrusion connector

10 UPI0_R connector

24 M.2 slot 1

11 UPI1_R connector

25 CMOS battery

12 Rear OCP power connector

26 UPI0_L connector

13 M.2 signal connector

27 UPI1_L connector

14 M.2 power connector