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S1205 (1U12) MS-S321 Server System User Guide...
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Contents Regulatory Notices ....................... 4 Safety Information ......................6 System Specifications ....................7 System Overview ......................9 Block Diagram ......................12 System Storage Topology ..................13 System LED Indicators ....................14 Motherboard Overview ....................15 Motherboard Connectors ..................16 Storage Connectors ....................16 Expansion Slots ....................
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CPU & Heatsink ......................35 Assembly Overview ....................36 Installing CPU & Heatsink ..................37 Memory ........................39 Recommended Memory Population ..............40 Installing Memory Modules .................. 42 M.2 M Key ........................43 Installing M.2 M Key ..................... 43 PCIe Add-in Card ......................44 Installing PCIe Add-in Card ..................
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Chemical Substances Information In compliance with chemical substances regulations, such as the EU REACH Regulation (Regulation EC No. 1907/2006 of the European Parliament and the Council), MSI provides the information of chemical substances in products at: https://csr.msi.com/global/index CE Conformity Hereby, Micro-Star International CO., LTD declares that this device is in compliance with the essential safety requirements and other relevant provisions set out in the European Directive.
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Safety Information ∙ Always read the safety instructions carefully. ∙ Keep this User’s Manual for future reference. ∙ Keep this equipment away from humidity. ∙ Lay this equipment on a reliable flat surface before setting it up. ∙ The openings on the enclosure are for air convection hence protects the equipment from overheating.
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System Specifications SKUs S1205-01 S1205-01-10G Form factor Dimensions 438mm(17.2”) W x 43.2mm(1.7”)H x 770mm(30.3”)D Processor Dual 4th/5th Gen Intel® Xeon® Scalable processors, TDP up to 350W Socket 2 x Intel LGA 4677 (Socket E) Chipset Intel® C741 Chipset ∙ No onboard LAN ∙...
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SKUs S1205-01 S1205-01-10G ∙ 1 x GbE RJ45 Port (mgmt.) ∙ 2 x USB 2.0 Type-A ports ∙ 1 x COM RJ45 port Rear Panel ∙ 1 x VGA port ∙ 1 x UID LED button* *The UID LED button can also function as a BMC reset button by configuring jumper: J1_1.
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System Overview 12 x 2.5” NVMe Hot-Swap Drive Bays Riser #4 Riser #4 Riser #2 Riser #2 Riser #1 Riser #1 (Optional) System Overview...
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USB 2.0 Type-A Port This connector is provided for USB peripheral devices. (Speed up to 480 Mbps) ⚠ Important High-speed devices are recommended for USB 3.2 ports whereas low-speed devices, such as mouse or keyboard, are suggested to be plugged into the USB 2.0 ports.
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GbE RJ45 Port (mgmt.) The standard RJ45 LAN jack is provided for connection to the Local Area Network (LAN). You can connect a network cable to it. Status Description No link Link/ Activity Linked Green LINK/ACT SPEED Blinking Data activity 10 Mbps Speed LED 100 Mbps...
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System Storage Topology 12 x NVMe Signal NVMe NVMe NVMe NVMe NVMe NVMe CPU1 PE3 CPU1 PE3 CPU0 PE4 CPU0 PE4 CPU0 PE3 CPU0 PE3 Port 4E Port 4A Port 5E Port 5A Port 4E Port 4A Lanes 8:11 Lanes 0:3 Lanes 8:11 Lanes 0:3 Lanes 8:11...
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System LED Indicators UID Button/ LED System Power Button/ LED System Reset Button M.2 Activity LED System Alarm LED NIC Link LED LED State Description System Power LED System power is on Blue System power is on ACPI S0 state System is sleeping Blinking System power is off...
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JSATA1~3: Slimline SAS 4i Connectors These connectors provide storage support for SATA devices. JSATA_P0_RX+ JSATA_P0_TX+ JSATA_P0_RX- JSATA_P0_TX- JSATA_P1_RX+ JSATA_P1_TX+ JSATA_P1_RX- JSATA_P1_TX- JSATA1~3 BP TYPE SGPIO_SATA_CLOCK_R SGPIO_SATA_DATAOUT_R SGPIO_SATA_LOAD_R P3V3 JSATA_P2_RX+ JSATA_P2_TX+ JSATA_P2_RX- JSATA_P2_TX- JSATA_P3_RX+ JSATA_P3_TX+ JSATA_P3_RX- JSATA_P3_TX- SSATA1~2: SATA 3.0 DOM Ports (6Gb/s) These connectors are SATA 6Gb/s interface ports.
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JMCIOP0_1~4, JMCIOP1_1~4: MCIO 8i Connectors These are vertical 74-pin Mini Cool Edge IO (MCIO) connectors, which support PCIe 4.0 x8 16GT/s interface SSD_RX+ SSD_TX+ SSD_RX- SSD_TX- SSD_RX+ SSD_TX+ SSD_RX- SSD_TX- SMB_PEHPCPU_LV3_SCL FM_SMB_CPU_ALERT_N SMB_PEHPCPU_LV3_SDA CLK_100M_SSD_DP RST_PCIE_CPU_PERST_N CLK_100M_SSD_DN FM_PCIE_SSD_PRSNT_N JMCIOP0_1~4 SSD_RX+ SSD_TX+ JMCIOP1_1~4 SSD_RX- SSD_TX-...
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Expansion Slots RISER1: PCIe 4.0 x 32 Slot (from CPU0) RISER2: PCIe 4.0 x 32 Slot (from CPU1) RISER3: PCIe 4.0 x 16 Slot (from CPU1) RISER4: Fixed Slot OCP1: OCP 3.0 SFF (PCIe 4.0 x16 from CPU0) RISER1~4: PCIe Expansion Slots The PCI Express(Peripheral Component Interconnect Express) slots support PCIe interface expansion cards.
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Power Connectors JPWR2 JPWR1 JPWR3 JPWR10 JPWR7 JPWR6 JPWR4 JPWR5 JPWR11 JPWR8 JPWR9 JPWR1~2: CRPS Power Connectors These CRPS (Common Redundant Power Supplies) connectors allow you to connect a power supply. To connect the power supply, ensure that the plug is inserted in the proper orientation and that the pins are aligned.
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Cooling Connectors JFAN2 JFAN1 F2U-1 F2U-2 F2U-3 F2U-4 F2U-5 F2U-6 F1U-1 F1U-3 F1U-4 F1U-5 F1U-6 F1U-8 F1U-7 F1U-2 F2U1~6: 2U System Fan Connectors The fan power connectors support 2U system cooling fans. P12V F2U1~6 FAN_TACH BMC_PWM FAN_PRSNT FAN_FAULT F1U1~8: 1U System Fan Connectors The fan power connectors support 1U system cooling fans.
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USB Connectors JUSB1 JBMC_USB1 JUSB2 JUSB1: USB 2.0 Type-A Port JUSB1 The USB (Universal Serial Bus) port is for attaching USB devices such as keyboard, mouse, or other USB-compatible devices. It supports up to 480 Mbps data transfer rate. JUSB2: USB 2.0 FPC Connector This port supports USB 2.0 devices with data transfer rate up to 480 Mbps.
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JBMC_USB1: BMC USB 2.0 Header This connector is used to connect USB devices and link to BMC for applications. P5V_AUX BMC_USB2B_HOST_DN JBMC_USB1 BMC_USB2B_HOST_DP Motherboard Connectors...
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Other Connectors and Components JFP1: Front Panel FPC Connector The front panel connector is provided for electrical connection to the front panel switches and LEDs. P3V3_AUX P3V3_AUX FP ID LED+ PWR_LED- FP ID LED- P3V3 SYS_FLT_LED- SYS_ERR_LED- M.2 SSD_ACT_LED- PWR_ON_BTN- NIC1_LED+ JFP1 NIC1_LED-...
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JTPM1: SPI TPM Header This header connects to a TPM (Trusted Platform Module) module (optional). Please refer to the TPM security platform manual for more details. SPI_PCH_CS0_N R ST_RSMRST_N P3V3_AUX SPI_PCH_CLK SPI_PCH_IO2 SPI_PCH_IO3 SPI_PCH_MISO JTPM1 SPI_PCH_MOSI SPI_PCH_TPM_ DEDIPROG_CS_N P3V3_AUX IRQ_TPM_SPI_N P3V3_AUX RST_PLTRST_B_N P3V3_AUX...
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JFP_VGA1: Front VGA Header The VGA header is provided for monitors. F_RED JFP_VGA1 F_GRN F_BLU F_VS F_HS F_DDCDAT SEL_FP_N F_DDCCLK F_VGA_5V JIPMB1: IPMB Header This header is used to connect the Intelligent Platform Management Bus. SMBUS_DATA JIPMB1 SMBUS_CLK JFP_VGA1 JIPMB1 Motherboard Connectors...
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JVROC1: VROC Header Intel® Virtual RAID on CPU (Intel® VROC) is a RAID solution specifically designed for NVMe SSDs connected directly to the CPU. JVROC1 PU_KEY_CONN_PIN2_R FM_PCH_SATA_RAID_KEY_R FP_I2C_1, BP_I2C_1~2: I2C Headers These headers, known as I2C, are provided for users to connect System Management Bus (SMBus) interface.
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JCHASSIS1: Chassis Intrusion Header This header connects to the chassis intrusion switch cable. If the chassis is opened, the chassis intrusion mechanism will be activated. The system will record this status and show a warning message on the screen. To clear the warning, you must enter the BIOS utility and clear the record.
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BAT1: CMOS Battery If the CMOS battery is out of charge, the time in the BIOS will be reset and the data of system configuration will be lost. In this case, you need to replace the CMOS battery. Replacing CMOS battery 1.
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Motherboard Jumpers ⚠ Important Avoid adjusting jumpers when the system is on; it will damage the motherboard. J1_1 JBAT1 JSEL_BIOS1 JSEL_BMC1 Jumper Name Default Setting Description 1-2: BIOS1 & allows BMC to switch (default) JSEL_BIOS1 2-3: BIOS2 (backup only, use when BIOS1 flash crashes) 1-2: BMC1 (default) JSEL_BMC1 2-3: BMC2...
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Motherboard LEDs LED1: BMC Heartbeat LED This LED indicates the BMC (Baseboard Management Controller) status. Status Description BMC is not activated LED1 Blinking BMC is functioning normally LED_H1, LED_L1: Port 80 Debug LEDs The Port 80 debug LEDs display progress and error codes during and after POST (Power-On Self Test).
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Getting Started ⚠ Important All information is subject to change without prior notice. ∙ ∙ The system photos are provided for demonstration purposes only. The appearance and internal view of your system may vary depending on the model you purchased. Necessary Tools Screwdriver Pliers...
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System Setup ⚠ Important Before removing or installing any components, make sure the system is not turned on or connected to the power. Drive Bay Installing 2.5" HDD/ SSD 1. Press the tray button to release the lever. 2. Pull the HDD/ SSD assembly out of the drive bay. 3.
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System Cover Removing System Cover 1. Remove the screws securing the system on both sides. 2. To remove the top cover panels, press down on the release latches on both sides and then slide them to the front or back side of the system. System Cover...
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CPU & Heatsink Use appropriate ground straps, gloves and ESD mats to protect yourself from electrostatic discharge (ESD) while installing the processor. CPU1 CPU0 ⚠ Important ∙ While replacing the CPU, always turn off the power supply or unplug the power supply’s power cord from the grounded outlet first to ensure the safety of CPU.
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Assembly Overview ⚠ Important Images are for illustration purposes only; actual parts may vary. Heatsink Processor Heatsink Module (PHM) Processer Carrier Processer Processor Socket Bolster Plate Socket Cover ⚠ Important Confirm if your heatsink is firmly installed before turning on your system. ∙...
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Installing CPU & Heatsink 1. Place the processor carrier on top of the processor in the tray with their pin 1 indicators aligned. If installed properly, the CPU will snap into the carrier’s side latches and the carrier will latch firmly to it. ⚠...
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5. Make sure the attached clips on the carrier grab onto the heatsink and firmly secure the carrier, CPU and heatsink as one Processor Heatsink Module (PHM). 6. Remove the socket cover by squeezing the finger grips in, then flip 4 anti-tilt wires on the heatsink to the unlocked position (inward) and place the PHM on top of the bolster plate with the Pin 1 indicators aligned.
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Memory CPU0_DIMM_D1 Channel D CPU0_DIMM_D2 CPU0_DIMM_C1 Channel C CPU0_DIMM_C2 CPU0_DIMM_B1 Channel B CPU0_DIMM_B2 CPU0_DIMM_A1 Channel A CPU0_DIMM_A2 CPU0 CPU0_DIMM_E2 Channel E CPU0_DIMM_E1 CPU0_DIMM_F2 Channel F CPU0_DIMM_F1 CPU0_DIMM_G2 Channel G CPU0_DIMM_G1 CPU0_DIMM_H2 Channel H CPU0_DIMM_H1 CPU1_DIMM_D1 Channel D CPU1_DIMM_D2 CPU1_DIMM_C1 Channel C CPU1_DIMM_C2 CPU1_DIMM_B1 Channel B...
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Chan 7 Chan 6 Chan 5 Chan 4 Chan 0 Chan 1 Chan 2 Chan 3 IMC2 IMC3 IMC1 IMC0 IMC3 IMC2 IMC0 IMC1 Recommended Memory Population Key Parameters for DIMM Configurations Parameter Possible Values # of Channels Per Socket 1, 2, 4, 6, 8 # of DIMMs Populated Per Channel 1DPC or 2DPC...
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Installing Memory Modules 1. Open the side clips to unlock the DIMM slot. 2. Insert the DIMM vertically into the slot, ensuring that the off-center notch at the bottom aligns with the slot. 3. Push the DIMM firmly into the slot until it clicks and the side clips automatically close.
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M.2 M Key Installing M.2 M Key ⚽ Video Demonstration Watch the video to learn how to Install M.2 SSD. 1. Loosen the M.2 riser screw from the motherboard. 2. Move and fasten the M.2 riser screw to the appropriate location according your M.2 SSD size.
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PCIe Add-in Card Installing PCIe Add-in Card 1. Loosen the screws on the riser bracket to remove the filler panels. 2. Align the PCIe add-in card with the connector on the riser card, and insert it until it is fully seated. 3.
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Installing Riser Card Assembly 1. Make sure the key slots on the rear edge of the riser card assembly are aligned with the mounting pins on the rear edge of the system (indicated by the red circle in the image below). 2.
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System Fan The server system is equipped with 8 non-hot swappable system fans that measure 40 x 40 x 56mm, which provide primary airflow to maintain optimal cooling and prevent overheating. The fan features include: ∙ Tachometer on each fan allows BMC to monitor the system’s status in real-time. ∙...
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Power Supply Unit (PSU) The server system supports two power supplies that can be easily inserted and removed from the rear side of the system without the need for tools. ⚠ Important Both power supplies must be identical and both power cords should be connected. ∙...
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Cable Routing ⚠ Important Please remove the fan cage before routing cables. I2C Cable BP_12C_1 FP_12C_1 BP_12C_1 JSGPIO_PCH1 BP_12C_2 8-pin to 8-pin Power Cable JPWR8 Cable Routing...
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Slide Rail ⚠ Important The pre-installed screws on the outer rail bracket are intended only for square rack holes. For round holes, please switch to the “7.1 round hole screw”. 9.5 Square Hole Screw (pre-installed) 7.1 Round Hole Screw Disassembling Slide Rail Slide the release tab forward to separate the inner rail from the bracket.
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Installing Inner Rail to System 1. Align the standoffs on the side of the system with the hole on the inner rail, then pull the inner rail backwards till it locks into place. 2. Tighten the screw to secure the inner rail. 3.
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Retracting Outer Rail Bracket Pull the latch downward to slide the middle rail back to the outer rail bracket. Middle Rail Attaching Outer Rail Bracket to Rack Frame Slide Rail...
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Installing System into Rack 1. Pull out the middle rails till it fully extended. 2. Engage the inner rails of the system to the middle rails, then push the system forward until it stops. 3. Push the system into the rack by sliding the two-way release tabs forward or backward.
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Detaching Outer Rail Bracket from Rack Frame Detaching Inner Rail from System Slide Rail...
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