Intel True Scale Fabric Switches 12200 Installation Manual page 62

• Any power supply DC OK LED is off
• Any spine module Attention LED is on, or it has been determined that a spine is not
functioning (even if it is unable to turn on the LED).
• Any leaf module Attention LED is on, or it has been determined that a leaf is not
functioning (even if it is unable to turn on the LED).
The chassis status LED is
indicates one of the following conditions:
• No functional fan trays are present.
• No functional spines are present.
• No functional leaves are present.
The chassis status LED is off when:
• There are no functional power supplies present.
• There are no management cards in the system
• AC power has been removed from the system.
2.10.1.4 Fault Tolerant
The Chassis Fault Tolerant (FT) LED indicates the following condition:
• Steady Green: the chassis is populated with a full complement of fans as well as
N+1 power.
2.10.1.5 Service Required
The chassis service required (SVC) LED is not currently implemented.
2.10.1.6 Master
The Master LED is
(i.e., it is the master MM).
2.10.1.7 MRL Active
The mechanical release latch (MRL) Active LED is
secured to the serial, Ethernet, chassis EEPROM board (SEEB).
True Scale Fabric Switches 12000 Series Hardware
Installation Guide
62
Amber when the system can no longer function properly and
Green when module is acting as the master Management Module
12000 Series Switches
Green when the MRL thumbscrew is
Order Number: G91928004US
July 2015