User manual
Rev 1.5
Mellanox Technologies
3
Table of Contents
Table of Contents 3
List of Figures 5
List of Tables 6
Revision History 7
About this Manual 8
Intended Audience 8
Related Documentation 8
Online Resources 8
Document Conventions 8
Technical Support 8
Firmware and Software Updates 9
Chapter 1 Overview 10
1.1 Adapter Cards Covered in this Manual 11
1.2 Mellanox Part Numbering Legend 13
1.3 Finding the and Serial Number on the Adapter Cards 14
1.4 Safety Warnings 14
Chapter 2 Adapter Card Interfaces 16
2.1 I/O Interfaces 16
2.2 Power 18
2.3 Memory 18
2.4 VPD Layout 18
Chapter 3 Driver Software and Firmware 23
3.1 Driver Software 23
3.2 FlexBoot 23
3.3 NVIDIA GPUDirect Support 23
3.4 Updating HCA Adapter Card Firmware 24
Chapter 4 HCA InfiniBand Card Installation 26
4.1 Hardware and Software Requirements 26
4.2 Installation Instructions 26
4.3 Set Up 26
4.4 Cables and Modules 32
Appendix A Specifications 34
A.1 MHRH19-X[ST]C Specifications 34
A.2 MHQH19-X[ST]C Specifications 35
A.3 MHRH29-X[ST]C Specifications 35
A.4 MHQH29-X[ST]C Specifications 37
A.5 Board Mechanical Drawing and Dimensions 37
A.6 EMC Certification Statements 38
Appendix B Interface Connectors Pinout 42
B.1 I2C-Compatible Connector Pinout 42
B.2 PCI Express x8 Connector Pinout 42
B.3 PCI Express Connector Pinout 43
B.4 QSFP Connector Pinout 43
Appendix C Replacing a Tall Bracket With a Short Bracket 45
C.1 Replacing a Bracket 45
C.2 Remove the Existing Bracket from the Adapter Card 45










