Technical Product Specification

Intel® Server Board S5520UR and S5520URT TPS Table of Contents
Revision 1.9 Intel order number E44031-012
vii
7.2 Integrated BMC Force Update Procedure .......................................................... 116
7.3 BIOS Recovery Jumper ...................................................................................... 117
8. Intel
®
Light-Guided Diagnostics .................................................................................... 119
8.1 5-Volt Standby LED ............................................................................................ 119
8.2 Fan Fault LEDs .................................................................................................. 120
8.3 System Status LED ............................................................................................ 121
8.4 DIMM Fault LEDs ............................................................................................... 123
8.5 Post Code Diagnostic LEDs ............................................................................... 124
9. Design and Environmental Specifications ................................................................... 125
9.1 Intel
®
Server Board S5520UR, S5520URT Design Specifications ...................... 125
9.2 Server Board Power Requirements .................................................................... 125
9.2.1 Processor Power Support .................................................................................. 127
9.3 Power Supply Output Requirements .................................................................. 127
9.3.1 Grounding .......................................................................................................... 127
9.3.2 Standby Outputs ................................................................................................ 128
9.3.3 Remote Sense ................................................................................................... 128
9.3.4 Voltage Regulation ............................................................................................. 128
9.3.5 Dynamic Loading ............................................................................................... 128
9.3.6 Capacitive Loading ............................................................................................. 129
9.3.7 Closed-loop Stability ........................................................................................... 129
9.3.8 Common Mode Noise ......................................................................................... 130
9.3.9 Ripple/Noise ....................................................................................................... 130
9.3.10 Timing Requirements ......................................................................................... 130
9.3.11 Residual Voltage Immunity in Standby Mode ..................................................... 132
9.3.12 Protection Circuits .............................................................................................. 133
10. Regulatory and Certification Information ..................................................................... 134
10.1 Product Regulation Requirements ...................................................................... 134
10.1.1 Product Safety Compliance ................................................................................ 134
10.1.2 Product EMC Compliance – Class A Compliance .............................................. 134
10.1.3 Certifications/Registrations/Declarations ............................................................ 134
10.2 Product Regulatory Compliance Markings ......................................................... 135
10.3 Electromagnetic Compatibility Notices ............................................................... 136
10.3.1 FCC Verification Statement (USA) ..................................................................... 136
10.3.2 ICES-003 (Canada) ............................................................................................ 136