Alarm Led - Juniper J-series Services Router J2350 Hardware Manual

After the router is powered on, status indicators—such as LEDs on the front panel
and
power supply is functioning normally. Ignore error indicators that appear during the
first 60 seconds.
If you need to power off the router after the Routing Engine finishes booting, use the
J-Web interface or the CLI to halt the Services Router first. For instructions, see the
JUNOS Software Administration Guide. Alternatively, you can press and release the
power button to gracefully shut down the router. For more information, see "Powering
a Services Router On and Off" on page 89.
STATUS LED
When the system is powered on, the
Startup takes approximately 90 seconds to complete. If you want to turn the system
off and on again, we recommend waiting a few seconds between shutting it down
and powering it back up. Table 7 on page 15 describes the
Table 7: J2320 and J2350 STATUS LED
Color
Green
Red

ALARM LED

The
or maintenance and lights red to indicate a major condition that can result in a system
shutdown. When the condition is corrected, the light turns off. Table 8 on page 15
describes the
Table 8: J2320 and J2350 ALARM LED
Color
Red
command output—can take up to 60 seconds to indicate that the
show chassis
State
Blinking
On steadily
Blinking
LED lights amber to indicate a minor condition that requires monitoring
ALARM
ALARM LED.
State
On steadily
Chapter 2: J-series Services Router Hardware Features
LED changes from off to blinking green.
STATUS
Description
Router is starting up or performing diagnostics.
Router is operating normally.
Error has been detected.
Description
Major alarm indicates a critical situation on the router that
has resulted from one of the following conditions. A red
alarm condition requires immediate action:
One or more hardware components have failed.
One or more hardware components have exceeded
temperature thresholds.
An alarm condition configured on an interface has
triggered a critical warning.
J2320 and J2350 Services Router Hardware Features
STATUS LED.
15