Dell Precision 7875 Tower - Page 144

Table 23. Precision 7875 Tower system board callouts
No Connector Description
1 ATX CPU1 4-pin processor power connector
2 ATX CPU2 4-pin processor power connector
3 NVME1 NVMe connector for externally facing M.2 flex bay drive
4 NVME0 NVMe connector for externally facing M.2 flex bay drive
5 CPU0_SKT Processor socket
6 ATX CPU3 4-pin processor power connector
7 DDR FAN Memory-module fan connector
8 FAN HDD Hard-drive fan connector
9 ATX SYS System-board power connector
10 SATA-0 Primary SATA hard drive data cable connector
11 SATA PWR1 SATA power connector
12 SATA PWR2 SATA power connector
13 INT USB2 USB 3.2 Gen1 port to accommodate standard USB storage key
14
● SATA-1
● SATA-2
● SATA-3
● SATA-4
● SATA device data cable connector
● SATA device data cable connector
● SATA device data cable connector
● SATA device data cable connector
15 INT SPKR Internal-speaker connector
16 INTRUSION Intrusion switch connector
17 PWR REMOTE Remote power-switch connector
18 INT USB1 Internal USB 2.0
19 FAN SYS System fan connector
20 M.2 WLAN Wireless card connector
21 THRM Thermal sensor connector
22
● M.2 PCIe SSD-0
● M.2 PCIe SSD-1
● M.2280/M.2230 solid state drive socket
● M.2280/M.2230 solid state drive socket
23 RTC Coin cell battery
24 SLOT6 PCIe4 x8 PCI Express Gen 4 x8 slot
25 SLOT5 PCIe4 x16 PCI Express Gen 4 x16 slot
26 SLOT4 PCIe4 x8 PCI Express Gen 4 x8 slot
27 SLOT3 PCIe4 x8 PCI Express Gen 4 x8 slot
28 SLOT2 PCIe5 x16 PCI Express Gen 5 x16 slot
29 SLOT1 PCIe5 x8 PCI Express Gen 5 x8 slot
30 FAN REAR 0 Rear fan connector
31 DIMM1 - DIMM8 Memory module connectors
32 KB MS SERIAL PS2/ Serial port connector
33 FAN REAR 1 Rear fan connector
144 Removing and installing Field Replaceable Units (FRUs)