Jumpers and connectors
This section provides essential and specific information about jumpers and switches. It also describes the connectors on the
various boards in the system. Jumpers on the system board help to disable the system and reset the passwords. To install
components and cables correctly, you must be able to identify the connectors on the system board.
Topics:
•
•
•
Disabling a forgotten password
System board connectors
Figure 88. System board jumpers and connectors
1. BCM5720 on LOM card BTB
2. PCIe Gen 4 x16 Slot 1 / SNAPI
3. Coin cell battery
4. NPIO 2 SATA Connector (NPIO2_PCH_SA0)
5. DIMMs for processor 1 Channels A, B, C, D
6. DIMMs for CPU 2 Channels A, B, C, D
7. Slimeline Connector 1 (SL1_CPU2_PA0)
8. Slimeline Connector 2 (SL2_CPU2_PB0)
9. NIPO 3 PCIe connector (NIPO3_CPU2_PB0)
10. DIMMs for processor 2 channels E, F, G, H
11. Processor 2
12. DIMMs for processor 1 channels E, F, G, H
13. Processor 1
14. NVMe Connector
15. Leak Sensor Connector
16. TPM Connector
17. PCIe Gen 4 x16 Slot 2
System board jumper settings
For information about resetting the password jumper to disable a password, see the
Disabling a forgotten password
section.
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Jumpers and connectors