Ciena CN 3960, Hardware Installation Manual, Page: 44 / 72

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CN 3960 Hardware Installation Guide
U
NIT
S
TATUS
LED
S
Unit Status LEDs
The unit status LEDs communicate system operational status. They are located to the left
of the faceplate as shown in
Figure 1-1, on page 5.
Figure A-1:
Unit status LEDs
Table A-1: Unit status LEDs, 3.0 System Software
LED Indication Description
PS A Solid Green
Off Power Supply A is active.
Power Supply inactive or not present.
PS B Solid Green
Off Power Supply B is active.
Power Supply inactive or not present.
STAT Off
Solid Green
Blinking Green System is not operating normally.
Indicates status normal/system ready.
System is initializing and performing self tests.
PWR Solid Green Turns on when power is applied and remains on until the system is
powered off.
ALRM Off
Solid Yellow Normal operating conditions.
An error has been detected.
TEMP Off
Solid Yellow System temperature is within the defined operating range.
Over temperature alarm condition present. The system
temperature has exceeded the operating temperature range.
PS A
STAT
ALRM
PS B
PWR
TEMP
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