CHAPTER 1 | Introduction
Overview
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LED IDENTIFICATION
This section provides an overview of the front and rear LEDs.
Front LEDs
Figure 3: Front LED Identification
Table 1: Front LED Identification Fields
LED Color Status Description
Power
Green Solid Both power suppliers presented and operating normally
Amber
Solid POST in progress
Blinking One power supply has failed
N/A OFF Power disconnected
System
N/A OFF No power
Green
Blinking Booting up or running diagnostics
Solid Normal operation
Red
Solid Critical system error
Blinking
Non-critical system error, for example redundant power
supply failure
Master
N/A OFF Unit is in slave mode
Green Solid Unit is in master mode
Fan status
Green Solid Fan operating normally
Amber Solid Fan failure
40G QSFP slot (1x LED per
port)
N/A OFF No link
Green
Solid A valid link
Blinking Packet transmission or reception in progress
10G SFP+ slot (1x LED per
port)
N/A OFF No link
Green
Solid A valid link
Blinking Packet transmission or reception in progress
SYS FAN
Master
RS-232
Enthernet
ACTLNK
PSU
QSFP+
52 60
48 56
4644
2
Upper SFP+ Port LED
Lower SFP+ Port LED
QSFP+ LED
Management Port LED
