Supermicro SuperServer 620U-TNR User Manual page 5

Installing the Inner Rails on the Chassis ..........................................................................27
Installing the Outer Rails onto the Rack ...........................................................................28
2.5 Installing the Chassis into a Rack ......................................................................................29
Removing the Chassis from the Rack ..............................................................................30
Chapter 3 Maintenance and Component Installation
3.1 Removing Power ...............................................................................................................31
3.2 Accessing the System ........................................................................................................32
3.3 Processor and Heatsink Installation ...................................................................................33
The Processor Carrier Assembly ......................................................................................34
The Processor Heatsink Module (PHM) ...........................................................................36
Installing the PHM into the CPU Socket ...........................................................................37
Removing the PHM from the CPU Socket .......................................................................40
Removing the Processor Carrier Assembly from the PHM ..............................................41
Removing the Processor from the Carrier Assembly........................................................42
3.4 Memory ...............................................................................................................................43
Memory Support ................................................................................................................43
Guidelines Regarding Mixing DIMMs ............................................................................44
DDR4 Memory Population Guidelines ..............................................................................45
Optane PMem 200 Series .................................................................................................46
PMem Notes .................................................................................................................47
Installing Memory ..............................................................................................................48
3.5 Motherboard Battery ...........................................................................................................49
3.6 Storage Drives ....................................................................................................................50
Installing Drives .................................................................................................................50
Checking the Temperature of an NVMe Drive ..................................................................52
Hot-Swap for NVMe Drives ...............................................................................................53
3.7 System Cooling ..................................................................................................................54
Fans ..................................................................................................................................54
Air Shrouds .......................................................................................................................55
3.8 Power Supply .....................................................................................................................56
Power Supply LEDs ..........................................................................................................56
3.9. PCI Expansion Slots .........................................................................................................57
Installing Full Height Expansion Cards .............................................................................58
Installing the Low Profile Center Expansion Card ............................................................59
Installing the Internal Expansion Card ..............................................................................60
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