Quick Reference Table - Supermicro SuperServer 420GH-TNGR User Manual

Quick Reference Table

Jumper Description
JBT1 Clear CMOS
JUID1 Unit Identifier (UID) Switch
LED Description
PWR_LED Onboard power LED
Connector Description
BT1 Onboard battery
JCOM1 Front accessible COM port header
JL1 Chassis intrusion header
JRK1 (VROC) Intel VROC RAID Key header for NVMe SSD
JSD2 SATA DOM power connector
JTPM1 Trusted Platform Module (TPM)/Port 80 header
JUSB3 Internal Type A USB 3.2 Gen 1 header
JVGA1 Rear VGA Port on the I/O back panel
M.2-HC1, M.2-HC2 PCIe 4.0 x4/SATA 3.0 hybrid M.2 slots (with support of M-Key 2280 and 22110)
SATA5 Intel PCH powered S-SATA 3.0 port with support for SuperDOM (Disk on Module) device
Default Setting
Short pads to clear CMOS
Pins 1-2 (UID function)
Pins 3-4 (BMC reset function)
Status
Green on: Power on
20
Chapter 1: Introduction