DGX B300 Service Manual#

The NVIDIA DGX B300 Service Manual is also available as a PDF.

Introduction
- Customer-replaceable Components
- Recommended Tools
- DGX B300 Exploded Views
- Customer Support
- Running the Pre-flight Test
Removing and Attaching the Bezel
- Bezel Removal
- Bezel Installation
Removing and Attaching the Ear Covers
- Ear Cover Removal
- Ear Cover Installation
Power Supply Replacement
- Power Supply Replacement Overview
- Identifying the Failed Power Supply
- Preparing the Power Supply for Replacement
- Replacing the Power Supply
- Locking Power Cords
Front Fan Module Replacement
- Front Fan Module Replacement Overview
- Identifying a Failed Fan Module
- Replacing and Returning the Front Fan Module
Front Console Board Replacement
- Front Console Board Replacement Overview
- Front Console Board Replacement
Motherboard Tray - Opening and Closing
- Prepare the Motherboard for Service
- Release the Motherboard
- Pull the Motherboard from the Chassis
- Install the Motherboard into the Chassis
- Insert the Motherboard
- Finalize Motherboard Closing
Motherboard Tray - Removal and Installation
- Prepare the Motherboard for Service
- Release the Motherboard
- Pull the Motherboard from the Chassis
- Remove the Motherboard Tray Lid
- Close the Motherboard Tray Lid
- Insert the Motherboard Tray into the Chassis
- Insert the Motherboard
- Finalize Motherboard Closing
DIMM Upgrade and Replacement
- DIMM Upgrade Procedure
- DIMM Replacement Overview
- Identify the Failed DIMM
- Replace the DIMM
- Finalize the DIMM Replacement
E1.S NVMe Data Drive Replacement
- E1.S NVMe Data Drive Replacement Overview
- Identify the Failed E1.S NVMe SSD
- Identifying the NVMe Manufacturer and Model
- Remove the Failed E1.S NVMe SSD
- Insert the E1.S NVMe SSD
- Next Steps
E1.S NVMe Cache Drive Post-Installation Tasks
- Re-creating the RAID Arrays
BlueField-3 I/O Bay Replacement
- BlueField-3 I/O Bay Replacement Overview
- Prepare the System for Replacement
- Replace the BlueField-3 I/O Bay
- Reconnect the BlueField-3 I/O Card
- Power on the System and Confirm the Replacement
M.2 NVMe Boot Drive Replacement
- M.2 NVMe Boot Drive Replacement Overview
- Prepare for Replacement
- Remove the BlueField-3 I/O Bay
- Release the M2 Bay
- Remove the M.2 Drive
- Install the New M.2 Drive
- Insert the M.2 Drive Bay and Reconnect the I/O Bay
- Integrate the New Drive and Complete the Installation
M.2 Boot Drive Assembly Replacement
- M.2 Boot Drive Assembly Replacement Overview
- Preparing the System for Replacement
- Remove the BlueField-3 I/O Bay
- Release the M2 Bay
- Insert the M.2 Drive Bay and Reconnect the I/O Bay
- Reinstall the System and Complete the Procedure
Updating ConnectX-8 and BlueField-3 Firmware
Motherboard Tray Battery Replacement
- Motherboard Tray Battery Replacement Overview
- Identify a Failed Battery
- Prepare the System for Replacement
- Remove the Motherboard Brace
- Replace the Battery
- Install the Motherboard Brace
- Power On the System and Confirm the Replacement
DC-SCM Module Replacement
- DC-SCM Module Replacement Overview
- Prepare for Replacement
- Remove the BlueField-3 I/O Bay
- Remove the DC-SCM Module
- Insert the DC-SCM Module into the Tray
- Reconnect the I/O Bay
- Integrate the New DC-SCM and Complete the Installation
Trusted Platform Module Replacement
- Trusted Platform Module Replacement Overview
- Prepare the System for Replacement
- Replace the TPM Module
- Install the OSFP Carrier Module
- Finalize the TPM Replacement
Rack Mount Kit Replacement
- Rack Mount Kit Description
- Remove Rack Mount Kit - Front
- Remove Rack Mount Kit - Rear
- Confirm Necessary Screws and Washers
- Install Cage Nuts Using Template
- Install Rack Mount Kit - Front
- Install Rack Mount Kit - Rear
Safety
- Safety Information
- Safety Warnings and Cautions
- Intended Application Uses
- Site Selection
- Equipment Handling Practices
- Electrical Precautions
  - Power and Electrical Warnings
  - Power Cord Warnings
- System Access Warnings
- Rack Mount Warnings
- Electrostatic Discharge
- Other Hazards